From 8b3eb876106588e4d20d9ff0f604a9045b4ac36c Mon Sep 17 00:00:00 2001
From: Joy Du <dooyoe@gmail.com>
Date: Mon, 9 Feb 2015 17:50:57 +0800
Subject: [PATCH] =?UTF-8?q?=E6=9B=B4=E6=96=B0=E4=BC=AA=E7=B1=BB=E7=9A=84?=
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MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 css3-quicksearch.htm                          |  2 +-
 experience/bugs.htm                           |  2 +-
 experience/index.htm                          |  2 +-
 experience/other.htm                          |  2 +-
 experience/refer.htm                          |  2 +-
 experience/skill.htm                          |  2 +-
 index.htm                                     |  2 +-
 introduction/about-me.htm                     |  2 +-
 introduction/about-this-handbook.htm          |  2 +-
 introduction/change-list.htm                  |  2 +-
 introduction/contribute.htm                   |  2 +-
 introduction/guide.htm                        |  2 +-
 introduction/index.htm                        |  2 +-
 introduction/thanks.htm                       |  2 +-
 introduction/what-is-css.htm                  |  2 +-
 properties/animation/animation-delay.htm      |  4 +-
 properties/animation/animation-direction.htm  |  4 +-
 properties/animation/animation-duration.htm   |  4 +-
 properties/animation/animation-fill-mode.htm  |  4 +-
 .../animation/animation-iteration-count.htm   |  4 +-
 properties/animation/animation-name.htm       |  4 +-
 properties/animation/animation-play-state.htm |  4 +-
 .../animation/animation-timing-function.htm   |  4 +-
 properties/animation/animation.htm            |  4 +-
 properties/animation/index.htm                |  2 +-
 .../background/background-attachment.htm      |  4 +-
 properties/background/background-clip.htm     |  4 +-
 properties/background/background-color.htm    |  2 +-
 properties/background/background-image.htm    |  4 +-
 properties/background/background-origin.htm   |  4 +-
 properties/background/background-position.htm |  4 +-
 properties/background/background-repeat.htm   |  4 +-
 properties/background/background-size.htm     |  4 +-
 properties/background/background.htm          |  4 +-
 properties/background/index.htm               |  2 +-
 properties/border/index.htm                   |  2 +-
 properties/color/color.htm                    |  4 +-
 properties/color/index.htm                    |  2 +-
 properties/color/opacity.htm                  |  4 +-
 properties/content/content.htm                |  4 +-
 properties/content/counter-increment.htm      |  4 +-
 properties/content/counter-reset.htm          |  4 +-
 properties/content/index.htm                  |  2 +-
 properties/content/quotes.htm                 |  8 +--
 properties/flex/align-content.htm             |  4 +-
 properties/flex/align-items.htm               |  4 +-
 properties/flex/align-self.htm                |  4 +-
 properties/flex/flex-basis.htm                |  4 +-
 properties/flex/flex-direction.htm            |  4 +-
 properties/flex/flex-flow.htm                 |  4 +-
 properties/flex/flex-grow.htm                 |  4 +-
 properties/flex/flex-shrink.htm               |  4 +-
 properties/flex/flex-wrap.htm                 |  4 +-
 properties/flex/flex.htm                      |  4 +-
 properties/flex/index.htm                     |  2 +-
 properties/flex/justify-content.htm           |  4 +-
 properties/flex/order.htm                     |  4 +-
 properties/flexible-box/box-align.htm         |  4 +-
 properties/flexible-box/box-direction.htm     |  4 +-
 properties/flexible-box/box-flex-group.htm    |  4 +-
 properties/flexible-box/box-flex.htm          |  4 +-
 properties/flexible-box/box-lines.htm         |  4 +-
 properties/flexible-box/box-ordinal-group.htm |  4 +-
 properties/flexible-box/box-orient.htm        |  4 +-
 properties/flexible-box/box-pack.htm          |  4 +-
 properties/flexible-box/index.htm             |  2 +-
 properties/font/font-family.htm               |  4 +-
 properties/font/font-size.htm                 |  4 +-
 properties/font/font-stretch.htm              |  4 +-
 properties/font/font-style.htm                |  4 +-
 properties/font/font-variant.htm              |  4 +-
 properties/font/font-weight.htm               |  4 +-
 properties/font/font.htm                      |  4 +-
 properties/font/index.htm                     |  2 +-
 properties/index.htm                          |  2 +-
 properties/list/index.htm                     |  2 +-
 properties/list/list-style-image.htm          |  4 +-
 properties/list/list-style-position.htm       |  4 +-
 properties/list/list-style-type.htm           |  4 +-
 properties/list/list-style.htm                |  4 +-
 properties/margin/index.htm                   |  2 +-
 properties/margin/margin-bottom.htm           |  4 +-
 properties/margin/margin-left.htm             |  4 +-
 properties/margin/margin-right.htm            |  4 +-
 properties/margin/margin-top.htm              |  4 +-
 properties/margin/margin.htm                  |  4 +-
 properties/media-queries/aspect-ratio.htm     |  4 +-
 properties/media-queries/color-index.htm      |  4 +-
 properties/media-queries/color.htm            |  4 +-
 .../media-queries/device-aspect-ratio.htm     |  4 +-
 properties/media-queries/device-height.htm    |  4 +-
 properties/media-queries/device-width.htm     |  4 +-
 properties/media-queries/grid.htm             |  4 +-
 properties/media-queries/height.htm           |  4 +-
 properties/media-queries/index.htm            |  2 +-
 properties/media-queries/monochrome.htm       |  4 +-
 properties/media-queries/orientation.htm      |  4 +-
 properties/media-queries/resolution.htm       |  4 +-
 properties/media-queries/scan.htm             |  4 +-
 properties/media-queries/width.htm            |  4 +-
 .../multi-column/column-break-after.htm       |  4 +-
 .../multi-column/column-break-before.htm      |  4 +-
 .../multi-column/column-break-inside.htm      |  2 +-
 properties/multi-column/column-count.htm      |  4 +-
 properties/multi-column/column-fill.htm       |  4 +-
 properties/multi-column/column-gap.htm        |  4 +-
 properties/multi-column/column-rule-color.htm |  4 +-
 properties/multi-column/column-rule-style.htm |  4 +-
 properties/multi-column/column-rule-width.htm |  4 +-
 properties/multi-column/column-rule.htm       |  4 +-
 properties/multi-column/column-span.htm       |  4 +-
 properties/multi-column/column-width.htm      |  4 +-
 properties/multi-column/columns.htm           |  4 +-
 properties/multi-column/index.htm             |  2 +-
 .../only-firefox/border-bottom-colors.htm     |  4 +-
 properties/only-firefox/border-colors.htm     |  4 +-
 .../only-firefox/border-left-colors.htm       |  4 +-
 .../only-firefox/border-right-colors.htm      |  4 +-
 properties/only-firefox/border-top-colors.htm |  4 +-
 properties/only-firefox/index.htm             |  2 +-
 properties/only-ie/behavior.htm               |  2 +-
 properties/only-ie/filter.htm                 |  4 +-
 properties/only-ie/index.htm                  |  2 +-
 .../only-ie/scrollbar-3dlight-color.htm       |  4 +-
 properties/only-ie/scrollbar-arrow-color.htm  |  4 +-
 properties/only-ie/scrollbar-base-color.htm   |  4 +-
 .../only-ie/scrollbar-darkshadow-color.htm    |  4 +-
 properties/only-ie/scrollbar-face-color.htm   |  4 +-
 .../only-ie/scrollbar-highlight-color.htm     |  4 +-
 properties/only-ie/scrollbar-shadow-color.htm |  4 +-
 properties/only-ie/scrollbar-track-color.htm  |  4 +-
 properties/only-webkit/box-reflect.htm        |  4 +-
 properties/only-webkit/index.htm              |  2 +-
 properties/only-webkit/text-fill-color.htm    |  4 +-
 properties/only-webkit/text-stroke-color.htm  |  4 +-
 properties/only-webkit/text-stroke-width.htm  |  4 +-
 properties/only-webkit/text-stroke.htm        |  4 +-
 properties/printing/index.htm                 |  2 +-
 properties/printing/page-break-after.htm      |  4 +-
 properties/printing/page-break-before.htm     |  4 +-
 properties/printing/page-break-inside.htm     |  4 +-
 properties/printing/page.htm                  |  2 +-
 properties/speech/index.htm                   |  2 +-
 properties/table/border-collapse.htm          |  4 +-
 properties/table/border-spacing.htm           |  4 +-
 properties/table/caption-side.htm             |  4 +-
 properties/table/empty-cells.htm              |  4 +-
 properties/table/index.htm                    |  2 +-
 properties/table/table-layout.htm             |  4 +-
 properties/text-decoration/index.htm          |  2 +-
 .../text-decoration/text-decoration-color.htm |  4 +-
 .../text-decoration/text-decoration-line.htm  |  4 +-
 .../text-decoration/text-decoration-skip.htm  |  2 +-
 .../text-decoration/text-decoration-style.htm |  4 +-
 .../text-decoration/text-decoration.htm       |  4 +-
 properties/text-decoration/text-shadow.htm    |  4 +-
 .../text-underline-position.htm               |  2 +-
 properties/text/index.htm                     |  2 +-
 properties/text/letter-spacing.htm            |  4 +-
 properties/text/line-height.htm               |  4 +-
 properties/text/overflow-wrap.htm             |  4 +-
 properties/text/tab-size.htm                  |  4 +-
 properties/text/text-align-last.htm           |  4 +-
 properties/text/text-align.htm                |  4 +-
 properties/text/text-indent.htm               |  4 +-
 properties/text/text-justify.htm              |  4 +-
 properties/text/text-transform.htm            |  4 +-
 properties/text/vertical-align.htm            |  4 +-
 properties/text/white-space.htm               |  4 +-
 properties/text/word-break.htm                |  4 +-
 properties/text/word-spacing.htm              |  4 +-
 properties/text/word-wrap.htm                 |  4 +-
 properties/transform/index.htm                |  2 +-
 properties/transform/transform-origin.htm     |  4 +-
 properties/transform/transform.htm            |  4 +-
 properties/transition/index.htm               |  2 +-
 properties/transition/transition-delay.htm    |  4 +-
 properties/transition/transition-duration.htm |  4 +-
 properties/transition/transition-property.htm |  4 +-
 .../transition/transition-timing-function.htm |  4 +-
 properties/transition/transition.htm          |  4 +-
 properties/user-interface/appearance.htm      |  4 +-
 properties/user-interface/box-sizing.htm      |  4 +-
 properties/user-interface/cursor.htm          |  4 +-
 properties/user-interface/ime-mode.htm        |  4 +-
 properties/user-interface/index.htm           |  2 +-
 properties/user-interface/nav-down.htm        |  4 +-
 properties/user-interface/nav-index.htm       |  4 +-
 properties/user-interface/nav-left.htm        |  4 +-
 properties/user-interface/nav-right.htm       |  4 +-
 properties/user-interface/nav-up.htm          |  4 +-
 properties/user-interface/outline-color.htm   |  4 +-
 properties/user-interface/outline-offset.htm  |  4 +-
 properties/user-interface/outline-style.htm   |  4 +-
 properties/user-interface/outline-width.htm   |  4 +-
 properties/user-interface/outline.htm         |  4 +-
 properties/user-interface/pointer-events.htm  |  4 +-
 properties/user-interface/resize.htm          |  4 +-
 properties/user-interface/text-overflow.htm   |  4 +-
 properties/user-interface/user-select.htm     |  4 +-
 properties/user-interface/zoom.htm            |  4 +-
 properties/writing-modes/direction.htm        |  4 +-
 properties/writing-modes/index.htm            |  2 +-
 properties/writing-modes/unicode-bidi.htm     |  4 +-
 properties/writing-modes/writing-mode.htm     |  4 +-
 quicksearch.htm                               |  2 +-
 selectors/element/e.htm                       |  2 +-
 selectors/element/id.htm                      |  2 +-
 selectors/pseudo-classes/@page-first.htm      | 41 ++++++++-----
 selectors/pseudo-classes/@page-left.htm       | 41 ++++++++-----
 selectors/pseudo-classes/@page-right.htm      | 41 ++++++++-----
 selectors/pseudo-classes/active.htm           | 61 ++++++++++++-------
 selectors/pseudo-classes/checked.htm          | 40 +++++++-----
 selectors/pseudo-classes/disabled.htm         | 48 ++++++++++-----
 selectors/pseudo-classes/empty.htm            | 38 +++++++-----
 selectors/pseudo-classes/enabled.htm          | 48 ++++++++++-----
 selectors/pseudo-classes/first-child.htm      | 40 +++++++-----
 selectors/pseudo-classes/first-of-type.htm    | 36 ++++++-----
 selectors/pseudo-classes/focus.htm            | 49 ++++++++++-----
 selectors/pseudo-classes/hover.htm            | 61 ++++++++++++-------
 selectors/pseudo-classes/index.htm            |  8 +--
 selectors/pseudo-classes/lang(fr).htm         | 40 +++++++-----
 selectors/pseudo-classes/last-child.htm       | 40 +++++++-----
 selectors/pseudo-classes/last-of-type.htm     | 36 ++++++-----
 selectors/pseudo-classes/link.htm             | 50 +++++++++------
 selectors/pseudo-classes/not(s).htm           | 48 ++++++++++-----
 selectors/pseudo-classes/nth-child(n).htm     | 58 +++++++++++++-----
 .../pseudo-classes/nth-last-child(n).htm      | 40 +++++++-----
 .../pseudo-classes/nth-last-of-type(n).htm    | 36 ++++++-----
 selectors/pseudo-classes/nth-of-type(n).htm   | 36 ++++++-----
 selectors/pseudo-classes/only-child.htm       | 40 +++++++-----
 selectors/pseudo-classes/only-of-type.htm     | 36 ++++++-----
 selectors/pseudo-classes/root.htm             | 54 +++++++++++-----
 selectors/pseudo-classes/target.htm           | 32 ++++++----
 selectors/pseudo-classes/visited.htm          | 50 +++++++++------
 selectors/relationship/ef.htm                 |  2 +-
 skin/article.css                              |  2 +-
 values/index.htm                              |  2 +-
 238 files changed, 1109 insertions(+), 783 deletions(-)

diff --git a/css3-quicksearch.htm b/css3-quicksearch.htm
index 72b0ff61..d10375de 100644
--- a/css3-quicksearch.htm
+++ b/css3-quicksearch.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>CSS3 Quick Search index</title>
diff --git a/experience/bugs.htm b/experience/bugs.htm
index 7d760320..7a7d8d08 100644
--- a/experience/bugs.htm
+++ b/experience/bugs.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Bugs And Fixed</title>
diff --git a/experience/index.htm b/experience/index.htm
index 65d978a6..db587541 100644
--- a/experience/index.htm
+++ b/experience/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Question And Experience Index</title>
diff --git a/experience/other.htm b/experience/other.htm
index 36404b0d..48f1b08e 100644
--- a/experience/other.htm
+++ b/experience/other.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Other Skill And Experience</title>
diff --git a/experience/refer.htm b/experience/refer.htm
index a6d09348..ba7314df 100644
--- a/experience/refer.htm
+++ b/experience/refer.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>CSS3 Quick Search index</title>
diff --git a/experience/skill.htm b/experience/skill.htm
index 71d31109..befa1c96 100644
--- a/experience/skill.htm
+++ b/experience/skill.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Skill And Experience</title>
diff --git a/index.htm b/index.htm
index a5eaa060..35fac90c 100644
--- a/index.htm
+++ b/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>CSS参考手册_web前端开发参考手册系列</title>
diff --git a/introduction/about-me.htm b/introduction/about-me.htm
index 388229b2..407cd35c 100644
--- a/introduction/about-me.htm
+++ b/introduction/about-me.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>About The Author Of This CSS Manual</title>
diff --git a/introduction/about-this-handbook.htm b/introduction/about-this-handbook.htm
index 1c880f5f..41bd8e29 100644
--- a/introduction/about-this-handbook.htm
+++ b/introduction/about-this-handbook.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>About This CSS3 Handbook</title>
diff --git a/introduction/change-list.htm b/introduction/change-list.htm
index d05fc632..52c81c7c 100644
--- a/introduction/change-list.htm
+++ b/introduction/change-list.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Change List</title>
diff --git a/introduction/contribute.htm b/introduction/contribute.htm
index c29d4de9..7097c02c 100644
--- a/introduction/contribute.htm
+++ b/introduction/contribute.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Thank You For The Contribute Of CSS Manual</title>
diff --git a/introduction/guide.htm b/introduction/guide.htm
index e67cdbb9..511c8bd0 100644
--- a/introduction/guide.htm
+++ b/introduction/guide.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>The Use Guides Of CSS Manual</title>
diff --git a/introduction/index.htm b/introduction/index.htm
index 93b6cb45..05c9180b 100644
--- a/introduction/index.htm
+++ b/introduction/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>CSS Manual Introducing</title>
diff --git a/introduction/thanks.htm b/introduction/thanks.htm
index 5544cee3..1614aee5 100644
--- a/introduction/thanks.htm
+++ b/introduction/thanks.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Thank You, CSS</title>
diff --git a/introduction/what-is-css.htm b/introduction/what-is-css.htm
index 871a46d0..310c519c 100644
--- a/introduction/what-is-css.htm
+++ b/introduction/what-is-css.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Introduction To CSS</title>
diff --git a/properties/animation/animation-delay.htm b/properties/animation/animation-delay.htm
index 348691f9..f3704b10 100644
--- a/properties/animation/animation-delay.htm
+++ b/properties/animation/animation-delay.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation-delay</title>
@@ -118,7 +118,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation-delay_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/animation/animation-direction.htm b/properties/animation/animation-direction.htm
index 5488727c..71af7831 100644
--- a/properties/animation/animation-direction.htm
+++ b/properties/animation/animation-direction.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation-direction</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation-direction_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/animation/animation-duration.htm b/properties/animation/animation-duration.htm
index 537611c1..a446e76e 100644
--- a/properties/animation/animation-duration.htm
+++ b/properties/animation/animation-duration.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation-duration</title>
@@ -118,7 +118,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation-duration_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/animation/animation-fill-mode.htm b/properties/animation/animation-fill-mode.htm
index adba61f1..514ac053 100644
--- a/properties/animation/animation-fill-mode.htm
+++ b/properties/animation/animation-fill-mode.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation-fill-mode</title>
@@ -124,7 +124,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation-fill-mode_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/animation/animation-iteration-count.htm b/properties/animation/animation-iteration-count.htm
index 5cf98fa0..1eb4c183 100644
--- a/properties/animation/animation-iteration-count.htm
+++ b/properties/animation/animation-iteration-count.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation-iteration-count</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation-iteration-count_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/animation/animation-name.htm b/properties/animation/animation-name.htm
index 7365b392..980e909d 100644
--- a/properties/animation/animation-name.htm
+++ b/properties/animation/animation-name.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation-name</title>
@@ -121,7 +121,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation-name_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/animation/animation-play-state.htm b/properties/animation/animation-play-state.htm
index c3762d0d..e64b7627 100644
--- a/properties/animation/animation-play-state.htm
+++ b/properties/animation/animation-play-state.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation-play-state</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation-play-state_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/animation/animation-timing-function.htm b/properties/animation/animation-timing-function.htm
index eaebb9fc..34441e53 100644
--- a/properties/animation/animation-timing-function.htm
+++ b/properties/animation/animation-timing-function.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation-timing-function</title>
@@ -134,7 +134,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation-timing-function_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/animation/animation.htm b/properties/animation/animation.htm
index b9bc9f14..c9f2fabf 100644
--- a/properties/animation/animation.htm
+++ b/properties/animation/animation.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation</title>
@@ -131,7 +131,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>animation_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/animation/index.htm b/properties/animation/index.htm
index 852d28f0..78bd781c 100644
--- a/properties/animation/index.htm
+++ b/properties/animation/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Animation index</title>
diff --git a/properties/background/background-attachment.htm b/properties/background/background-attachment.htm
index 4e241466..9293ca29 100644
--- a/properties/background/background-attachment.htm
+++ b/properties/background/background-attachment.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>background-attachment</title>
@@ -128,7 +128,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>background-attachment_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/background/background-clip.htm b/properties/background/background-clip.htm
index b400be9c..6a65fedf 100644
--- a/properties/background/background-clip.htm
+++ b/properties/background/background-clip.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>background-clip</title>
@@ -129,7 +129,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>background-clip_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/background/background-color.htm b/properties/background/background-color.htm
index 2fb0ccdb..8825f8b9 100644
--- a/properties/background/background-color.htm
+++ b/properties/background/background-color.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>background-color</title>
diff --git a/properties/background/background-image.htm b/properties/background/background-image.htm
index a4315c1a..7175f03e 100644
--- a/properties/background/background-image.htm
+++ b/properties/background/background-image.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>background-image</title>
@@ -186,7 +186,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>background-image_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/background/background-origin.htm b/properties/background/background-origin.htm
index 30b42435..c93f7f24 100644
--- a/properties/background/background-origin.htm
+++ b/properties/background/background-origin.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>background-origin</title>
@@ -123,7 +123,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>background-origin_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/background/background-position.htm b/properties/background/background-position.htm
index 2e05dba4..81216219 100644
--- a/properties/background/background-position.htm
+++ b/properties/background/background-position.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>background-position</title>
@@ -159,7 +159,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>background-repeat_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/background/background-repeat.htm b/properties/background/background-repeat.htm
index 756b0889..fef08bc2 100644
--- a/properties/background/background-repeat.htm
+++ b/properties/background/background-repeat.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>background-repeat</title>
@@ -136,7 +136,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>background-repeat_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/background/background-size.htm b/properties/background/background-size.htm
index 55b0a44c..1304d2be 100644
--- a/properties/background/background-size.htm
+++ b/properties/background/background-size.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>background-size</title>
@@ -130,7 +130,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>background-size_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/background/background.htm b/properties/background/background.htm
index 3c0cabed..8ddbe303 100644
--- a/properties/background/background.htm
+++ b/properties/background/background.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>background</title>
@@ -191,7 +191,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Multiple backgrounds_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/background/index.htm b/properties/background/index.htm
index b178181f..0ae63b07 100644
--- a/properties/background/index.htm
+++ b/properties/background/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Background index</title>
diff --git a/properties/border/index.htm b/properties/border/index.htm
index ce233eb1..869ea934 100644
--- a/properties/border/index.htm
+++ b/properties/border/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Border index</title>
diff --git a/properties/color/color.htm b/properties/color/color.htm
index b8618c91..d09c50e5 100644
--- a/properties/color/color.htm
+++ b/properties/color/color.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>color</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>color_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/color/index.htm b/properties/color/index.htm
index e4c9632a..f17cfd99 100644
--- a/properties/color/index.htm
+++ b/properties/color/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Color index</title>
diff --git a/properties/color/opacity.htm b/properties/color/opacity.htm
index 463d3be3..ef6d05be 100644
--- a/properties/color/opacity.htm
+++ b/properties/color/opacity.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>opacity</title>
@@ -124,7 +124,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>opacity_CSS参考手册_web前端开发参考手册</title>
diff --git a/properties/content/content.htm b/properties/content/content.htm
index 19b18f63..bb853f3b 100644
--- a/properties/content/content.htm
+++ b/properties/content/content.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>content</title>
@@ -142,7 +142,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>content_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/content/counter-increment.htm b/properties/content/counter-increment.htm
index 3173c068..c5fc9013 100644
--- a/properties/content/counter-increment.htm
+++ b/properties/content/counter-increment.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>counter-increment</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>content-increment_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/content/counter-reset.htm b/properties/content/counter-reset.htm
index a4579ba4..705e1792 100644
--- a/properties/content/counter-reset.htm
+++ b/properties/content/counter-reset.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>counter-reset</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>content-reset_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/content/index.htm b/properties/content/index.htm
index 2d51ea74..2c9f50b9 100644
--- a/properties/content/index.htm
+++ b/properties/content/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Content index</title>
diff --git a/properties/content/quotes.htm b/properties/content/quotes.htm
index f9cd4f1e..112e7873 100644
--- a/properties/content/quotes.htm
+++ b/properties/content/quotes.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>quotes</title>
@@ -118,19 +118,19 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>quotes_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
 q:lang(en){quotes:'[' ']' "<" ">";}
-q:lang(zh-cn){quotes:"«" "»" '"' '"';}
+q:lang(zh-cmn-Hans){quotes:"«" "»" '"' '"';}
 </style>
 </head>
 <body>
 <p lang="en"><q>Quote me <q>Quote me</q> Quote me!</q></p>
-<p lang="zh-cn"><q>Quote me <q>Quote me</q> Quote me!</q></p>
+<p lang="zh-cmn-Hans"><q>Quote me <q>Quote me</q> Quote me!</q></p>
 </body>
 </html>
 			</textarea>
diff --git a/properties/flex/align-content.htm b/properties/flex/align-content.htm
index c4a61e51..1b531fc5 100644
--- a/properties/flex/align-content.htm
+++ b/properties/flex/align-content.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>align-content</title>
@@ -129,7 +129,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>align-content_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flex/align-items.htm b/properties/flex/align-items.htm
index 5b819ca4..c3b18632 100644
--- a/properties/flex/align-items.htm
+++ b/properties/flex/align-items.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>align-items</title>
@@ -128,7 +128,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>align-items_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flex/align-self.htm b/properties/flex/align-self.htm
index 32a2abe1..4aebaa0e 100644
--- a/properties/flex/align-self.htm
+++ b/properties/flex/align-self.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>align-self</title>
@@ -130,7 +130,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>align-self_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flex/flex-basis.htm b/properties/flex/flex-basis.htm
index 86c9d9e1..29204fc9 100644
--- a/properties/flex/flex-basis.htm
+++ b/properties/flex/flex-basis.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>flex-basis</title>
@@ -125,7 +125,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>flex-basis_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flex/flex-direction.htm b/properties/flex/flex-direction.htm
index 3437e39e..7198711a 100644
--- a/properties/flex/flex-direction.htm
+++ b/properties/flex/flex-direction.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>flex-direction</title>
@@ -142,7 +142,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>flex-direction_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flex/flex-flow.htm b/properties/flex/flex-flow.htm
index e415d34d..ec5e3174 100644
--- a/properties/flex/flex-flow.htm
+++ b/properties/flex/flex-flow.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>flex-flow</title>
@@ -121,7 +121,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>flex-flow_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flex/flex-grow.htm b/properties/flex/flex-grow.htm
index 02297f65..35bbb6f7 100644
--- a/properties/flex/flex-grow.htm
+++ b/properties/flex/flex-grow.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>flex-grow</title>
@@ -139,7 +139,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>flex-grow_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flex/flex-shrink.htm b/properties/flex/flex-shrink.htm
index cd000f15..e55943f2 100644
--- a/properties/flex/flex-shrink.htm
+++ b/properties/flex/flex-shrink.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>flex-shrink</title>
@@ -143,7 +143,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>flex-shrink_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flex/flex-wrap.htm b/properties/flex/flex-wrap.htm
index 56635cdc..92299765 100644
--- a/properties/flex/flex-wrap.htm
+++ b/properties/flex/flex-wrap.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>flex-wrap</title>
@@ -123,7 +123,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>flex-wrap_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flex/flex.htm b/properties/flex/flex.htm
index a976d06a..c2571185 100644
--- a/properties/flex/flex.htm
+++ b/properties/flex/flex.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>flex</title>
@@ -152,7 +152,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>align-content_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flex/index.htm b/properties/flex/index.htm
index 18c92eeb..78dcbc88 100644
--- a/properties/flex/index.htm
+++ b/properties/flex/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>CSS Flexible Box Layout Module index</title>
diff --git a/properties/flex/justify-content.htm b/properties/flex/justify-content.htm
index f05cf40c..b1330822 100644
--- a/properties/flex/justify-content.htm
+++ b/properties/flex/justify-content.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>justify-content</title>
@@ -129,7 +129,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>justify-content_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flex/order.htm b/properties/flex/order.htm
index c9480bce..1c6c074f 100644
--- a/properties/flex/order.htm
+++ b/properties/flex/order.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>order</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>order_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flexible-box/box-align.htm b/properties/flexible-box/box-align.htm
index a6d2b737..bd72728e 100644
--- a/properties/flexible-box/box-align.htm
+++ b/properties/flexible-box/box-align.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-align</title>
@@ -130,7 +130,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-align_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flexible-box/box-direction.htm b/properties/flexible-box/box-direction.htm
index a64abec6..5b761612 100644
--- a/properties/flexible-box/box-direction.htm
+++ b/properties/flexible-box/box-direction.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-direction</title>
@@ -125,7 +125,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-direction_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flexible-box/box-flex-group.htm b/properties/flexible-box/box-flex-group.htm
index ac55b74d..33489785 100644
--- a/properties/flexible-box/box-flex-group.htm
+++ b/properties/flexible-box/box-flex-group.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-flex-group</title>
@@ -119,7 +119,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-flex-group_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flexible-box/box-flex.htm b/properties/flexible-box/box-flex.htm
index e36d0fdf..7e40e12f 100644
--- a/properties/flexible-box/box-flex.htm
+++ b/properties/flexible-box/box-flex.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-flex</title>
@@ -152,7 +152,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-flex_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flexible-box/box-lines.htm b/properties/flexible-box/box-lines.htm
index 43ef5dc4..cc240bdc 100644
--- a/properties/flexible-box/box-lines.htm
+++ b/properties/flexible-box/box-lines.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-lines</title>
@@ -122,7 +122,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-lines_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flexible-box/box-ordinal-group.htm b/properties/flexible-box/box-ordinal-group.htm
index 6606f771..dc810a4f 100644
--- a/properties/flexible-box/box-ordinal-group.htm
+++ b/properties/flexible-box/box-ordinal-group.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-ordinal-group</title>
@@ -121,7 +121,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-ordinal-group_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flexible-box/box-orient.htm b/properties/flexible-box/box-orient.htm
index 196f730b..96cf6473 100644
--- a/properties/flexible-box/box-orient.htm
+++ b/properties/flexible-box/box-orient.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-orient</title>
@@ -128,7 +128,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-orient_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flexible-box/box-pack.htm b/properties/flexible-box/box-pack.htm
index afa81db0..731f3b63 100644
--- a/properties/flexible-box/box-pack.htm
+++ b/properties/flexible-box/box-pack.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-pack</title>
@@ -131,7 +131,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-pack_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/flexible-box/index.htm b/properties/flexible-box/index.htm
index e5d1fc89..7a60a926 100644
--- a/properties/flexible-box/index.htm
+++ b/properties/flexible-box/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>CSS Flexible Box Layout Module index</title>
diff --git a/properties/font/font-family.htm b/properties/font/font-family.htm
index 88382684..6e99f986 100644
--- a/properties/font/font-family.htm
+++ b/properties/font/font-family.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>font-family</title>
@@ -129,7 +129,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>font-family_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/font/font-size.htm b/properties/font/font-size.htm
index 6e798c83..963c028e 100644
--- a/properties/font/font-size.htm
+++ b/properties/font/font-size.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>font-size</title>
@@ -121,7 +121,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>font-size_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/font/font-stretch.htm b/properties/font/font-stretch.htm
index 8ed7e81e..2ed92382 100644
--- a/properties/font/font-stretch.htm
+++ b/properties/font/font-stretch.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>font-stretch</title>
@@ -139,7 +139,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>font-stretch_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/font/font-style.htm b/properties/font/font-style.htm
index c7ce9d18..2a7843b8 100644
--- a/properties/font/font-style.htm
+++ b/properties/font/font-style.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>font-style</title>
@@ -118,7 +118,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>font-style_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/font/font-variant.htm b/properties/font/font-variant.htm
index 8b7f4f52..2adf234e 100644
--- a/properties/font/font-variant.htm
+++ b/properties/font/font-variant.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>font-variant</title>
@@ -116,7 +116,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>font-variant_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/font/font-weight.htm b/properties/font/font-weight.htm
index b392bf50..7fc8ed11 100644
--- a/properties/font/font-weight.htm
+++ b/properties/font/font-weight.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>font-weight</title>
@@ -123,7 +123,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>font-weight_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/font/font.htm b/properties/font/font.htm
index aac76f16..5172bbc7 100644
--- a/properties/font/font.htm
+++ b/properties/font/font.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>font</title>
@@ -138,7 +138,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>font_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/font/index.htm b/properties/font/index.htm
index 21c2e7f2..f64586ab 100644
--- a/properties/font/index.htm
+++ b/properties/font/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Font index</title>
diff --git a/properties/index.htm b/properties/index.htm
index 69ce4f48..2374b57e 100644
--- a/properties/index.htm
+++ b/properties/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Properties index</title>
diff --git a/properties/list/index.htm b/properties/list/index.htm
index 362ceb00..d4971a12 100644
--- a/properties/list/index.htm
+++ b/properties/list/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>List index</title>
diff --git a/properties/list/list-style-image.htm b/properties/list/list-style-image.htm
index 530488ad..5e1b1234 100644
--- a/properties/list/list-style-image.htm
+++ b/properties/list/list-style-image.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>list-style-image</title>
@@ -117,7 +117,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>list-style-image_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/list/list-style-position.htm b/properties/list/list-style-position.htm
index 00fb0ef1..71970e72 100644
--- a/properties/list/list-style-position.htm
+++ b/properties/list/list-style-position.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>list-style-position</title>
@@ -118,7 +118,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>list-style-position_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/list/list-style-type.htm b/properties/list/list-style-type.htm
index 1f498176..3dad1139 100644
--- a/properties/list/list-style-type.htm
+++ b/properties/list/list-style-type.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>list-style-type</title>
@@ -155,7 +155,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>list-style-type_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/list/list-style.htm b/properties/list/list-style.htm
index afec01c0..03d22a3a 100644
--- a/properties/list/list-style.htm
+++ b/properties/list/list-style.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>list-style</title>
@@ -117,7 +117,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>list-style_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/margin/index.htm b/properties/margin/index.htm
index 9b035f23..f895bc2a 100644
--- a/properties/margin/index.htm
+++ b/properties/margin/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Margin index</title>
diff --git a/properties/margin/margin-bottom.htm b/properties/margin/margin-bottom.htm
index 7bc30c10..2ee1982a 100644
--- a/properties/margin/margin-bottom.htm
+++ b/properties/margin/margin-bottom.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>margin-bottom</title>
@@ -128,7 +128,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>margin-bottom_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/margin/margin-left.htm b/properties/margin/margin-left.htm
index d58c2acb..462a72dd 100644
--- a/properties/margin/margin-left.htm
+++ b/properties/margin/margin-left.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>margin-left</title>
@@ -127,7 +127,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>margin-left_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/margin/margin-right.htm b/properties/margin/margin-right.htm
index 9505dbfd..cd7f68c2 100644
--- a/properties/margin/margin-right.htm
+++ b/properties/margin/margin-right.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>margin-right</title>
@@ -127,7 +127,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>margin-right_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/margin/margin-top.htm b/properties/margin/margin-top.htm
index b94de833..5b776874 100644
--- a/properties/margin/margin-top.htm
+++ b/properties/margin/margin-top.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>margin-top</title>
@@ -128,7 +128,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>margin-top_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/margin/margin.htm b/properties/margin/margin.htm
index d3db9e5b..1118816e 100644
--- a/properties/margin/margin.htm
+++ b/properties/margin/margin.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>margin</title>
@@ -167,7 +167,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>margin_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/media-queries/aspect-ratio.htm b/properties/media-queries/aspect-ratio.htm
index 747668c6..82558dae 100644
--- a/properties/media-queries/aspect-ratio.htm
+++ b/properties/media-queries/aspect-ratio.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>aspect-ratio of media queries</title>
@@ -118,7 +118,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>media features aspect-ratio_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/media-queries/color-index.htm b/properties/media-queries/color-index.htm
index 88db8bb8..dd06d3e1 100644
--- a/properties/media-queries/color-index.htm
+++ b/properties/media-queries/color-index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>color-index of media queries</title>
@@ -119,7 +119,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>color-index of media features_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/media-queries/color.htm b/properties/media-queries/color.htm
index c9291f83..956d5d23 100644
--- a/properties/media-queries/color.htm
+++ b/properties/media-queries/color.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>color of media queries</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>media features color_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/media-queries/device-aspect-ratio.htm b/properties/media-queries/device-aspect-ratio.htm
index 7a6dcb16..2957626d 100644
--- a/properties/media-queries/device-aspect-ratio.htm
+++ b/properties/media-queries/device-aspect-ratio.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>device-aspect-ratio of media queries</title>
@@ -119,7 +119,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>media features device-aspect-ratio_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/media-queries/device-height.htm b/properties/media-queries/device-height.htm
index 5475d747..3748f27d 100644
--- a/properties/media-queries/device-height.htm
+++ b/properties/media-queries/device-height.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>device-height of media queries</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>media features device-height_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/media-queries/device-width.htm b/properties/media-queries/device-width.htm
index 0b3fc43d..81de2b52 100644
--- a/properties/media-queries/device-width.htm
+++ b/properties/media-queries/device-width.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>device-width of media queries</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>media features device-width_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/media-queries/grid.htm b/properties/media-queries/grid.htm
index 7e3e9404..352895ad 100644
--- a/properties/media-queries/grid.htm
+++ b/properties/media-queries/grid.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>grid of media queries</title>
@@ -118,7 +118,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>grid of media features_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/media-queries/height.htm b/properties/media-queries/height.htm
index d4429474..2e601ab3 100644
--- a/properties/media-queries/height.htm
+++ b/properties/media-queries/height.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>height of media queries</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>media features height_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/media-queries/index.htm b/properties/media-queries/index.htm
index af95c4a9..8256cb8e 100644
--- a/properties/media-queries/index.htm
+++ b/properties/media-queries/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Media Queries Index</title>
diff --git a/properties/media-queries/monochrome.htm b/properties/media-queries/monochrome.htm
index 27a35c57..6372088c 100644
--- a/properties/media-queries/monochrome.htm
+++ b/properties/media-queries/monochrome.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>monochrome of media queries</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>monochrome of media features_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/media-queries/orientation.htm b/properties/media-queries/orientation.htm
index a53fd286..c56d4b37 100644
--- a/properties/media-queries/orientation.htm
+++ b/properties/media-queries/orientation.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>orientation of media queries</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>media features orientation_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/media-queries/resolution.htm b/properties/media-queries/resolution.htm
index 743c115c..c530db2e 100644
--- a/properties/media-queries/resolution.htm
+++ b/properties/media-queries/resolution.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>resolution of media queries</title>
@@ -119,7 +119,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>resolution of media features_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/media-queries/scan.htm b/properties/media-queries/scan.htm
index 400a8209..04a52528 100644
--- a/properties/media-queries/scan.htm
+++ b/properties/media-queries/scan.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scan of media queries</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scan of media features_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/media-queries/width.htm b/properties/media-queries/width.htm
index 231c3ab3..e9173797 100644
--- a/properties/media-queries/width.htm
+++ b/properties/media-queries/width.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>width of media queries</title>
@@ -121,7 +121,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>media features width_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/multi-column/column-break-after.htm b/properties/multi-column/column-break-after.htm
index 707c2ac7..cfdb6f81 100644
--- a/properties/multi-column/column-break-after.htm
+++ b/properties/multi-column/column-break-after.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-break-after</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-break-after_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/multi-column/column-break-before.htm b/properties/multi-column/column-break-before.htm
index 2ea3ccb0..87c855a5 100644
--- a/properties/multi-column/column-break-before.htm
+++ b/properties/multi-column/column-break-before.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-break-before</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-break-before_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/multi-column/column-break-inside.htm b/properties/multi-column/column-break-inside.htm
index 61286e43..0cc4558c 100644
--- a/properties/multi-column/column-break-inside.htm
+++ b/properties/multi-column/column-break-inside.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-break-inside</title>
diff --git a/properties/multi-column/column-count.htm b/properties/multi-column/column-count.htm
index f46ed28f..a97feb1c 100644
--- a/properties/multi-column/column-count.htm
+++ b/properties/multi-column/column-count.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-count</title>
@@ -118,7 +118,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-count_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/multi-column/column-fill.htm b/properties/multi-column/column-fill.htm
index a267abc3..fc9bbac6 100644
--- a/properties/multi-column/column-fill.htm
+++ b/properties/multi-column/column-fill.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-fill</title>
@@ -119,7 +119,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-fill_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/multi-column/column-gap.htm b/properties/multi-column/column-gap.htm
index 4133251b..28e530e3 100644
--- a/properties/multi-column/column-gap.htm
+++ b/properties/multi-column/column-gap.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-gap</title>
@@ -118,7 +118,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-gap_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/multi-column/column-rule-color.htm b/properties/multi-column/column-rule-color.htm
index 9005bd1a..8fbec186 100644
--- a/properties/multi-column/column-rule-color.htm
+++ b/properties/multi-column/column-rule-color.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-rule-color</title>
@@ -117,7 +117,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-rule-color_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/multi-column/column-rule-style.htm b/properties/multi-column/column-rule-style.htm
index 3855e6f3..38bc5d8f 100644
--- a/properties/multi-column/column-rule-style.htm
+++ b/properties/multi-column/column-rule-style.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-rule-style</title>
@@ -135,7 +135,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-rule-style_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/multi-column/column-rule-width.htm b/properties/multi-column/column-rule-width.htm
index 5699df53..53d0feff 100644
--- a/properties/multi-column/column-rule-width.htm
+++ b/properties/multi-column/column-rule-width.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-rule-width</title>
@@ -123,7 +123,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-rule-width_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/multi-column/column-rule.htm b/properties/multi-column/column-rule.htm
index 1701acdf..c42f3910 100644
--- a/properties/multi-column/column-rule.htm
+++ b/properties/multi-column/column-rule.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-rule</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-rule_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/multi-column/column-span.htm b/properties/multi-column/column-span.htm
index ca9cc5a1..7a6f2b65 100644
--- a/properties/multi-column/column-span.htm
+++ b/properties/multi-column/column-span.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-span</title>
@@ -118,7 +118,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-span_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/multi-column/column-width.htm b/properties/multi-column/column-width.htm
index ffcc6dd5..644ef5ac 100644
--- a/properties/multi-column/column-width.htm
+++ b/properties/multi-column/column-width.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-width</title>
@@ -118,7 +118,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>column-width_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/multi-column/columns.htm b/properties/multi-column/columns.htm
index edc440de..e340c324 100644
--- a/properties/multi-column/columns.htm
+++ b/properties/multi-column/columns.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>columns</title>
@@ -119,7 +119,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>columns_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/multi-column/index.htm b/properties/multi-column/index.htm
index d04eb65e..4414ea2d 100644
--- a/properties/multi-column/index.htm
+++ b/properties/multi-column/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Multi-column index</title>
diff --git a/properties/only-firefox/border-bottom-colors.htm b/properties/only-firefox/border-bottom-colors.htm
index 6ceb8c16..465c0664 100644
--- a/properties/only-firefox/border-bottom-colors.htm
+++ b/properties/only-firefox/border-bottom-colors.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>border-bottom-colors</title>
@@ -113,7 +113,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>border-bottom-colors_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-firefox/border-colors.htm b/properties/only-firefox/border-colors.htm
index c75bda90..53671b0c 100644
--- a/properties/only-firefox/border-colors.htm
+++ b/properties/only-firefox/border-colors.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>border-colors</title>
@@ -81,7 +81,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>border-colors_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-firefox/border-left-colors.htm b/properties/only-firefox/border-left-colors.htm
index e6ba5ef9..0ef6520c 100644
--- a/properties/only-firefox/border-left-colors.htm
+++ b/properties/only-firefox/border-left-colors.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>border-left-colors</title>
@@ -113,7 +113,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>border-left-colors_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-firefox/border-right-colors.htm b/properties/only-firefox/border-right-colors.htm
index 05dc509e..792e5e65 100644
--- a/properties/only-firefox/border-right-colors.htm
+++ b/properties/only-firefox/border-right-colors.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>border-right-colors</title>
@@ -113,7 +113,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>border-right-colors_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-firefox/border-top-colors.htm b/properties/only-firefox/border-top-colors.htm
index cab458c2..02461e40 100644
--- a/properties/only-firefox/border-top-colors.htm
+++ b/properties/only-firefox/border-top-colors.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>border-top-colors</title>
@@ -113,7 +113,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>border-top-colors_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-firefox/index.htm b/properties/only-firefox/index.htm
index 70f700d9..b25be079 100644
--- a/properties/only-firefox/index.htm
+++ b/properties/only-firefox/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Only Firefox index</title>
diff --git a/properties/only-ie/behavior.htm b/properties/only-ie/behavior.htm
index 76e6baaa..7d705086 100644
--- a/properties/only-ie/behavior.htm
+++ b/properties/only-ie/behavior.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>behavior</title>
diff --git a/properties/only-ie/filter.htm b/properties/only-ie/filter.htm
index a76c03e8..515aff8b 100644
--- a/properties/only-ie/filter.htm
+++ b/properties/only-ie/filter.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>filter</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>filter_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-ie/index.htm b/properties/only-ie/index.htm
index 89c3f7c1..d2f569d4 100644
--- a/properties/only-ie/index.htm
+++ b/properties/only-ie/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Only IE index</title>
diff --git a/properties/only-ie/scrollbar-3dlight-color.htm b/properties/only-ie/scrollbar-3dlight-color.htm
index fa3650fb..1cc8d8ae 100644
--- a/properties/only-ie/scrollbar-3dlight-color.htm
+++ b/properties/only-ie/scrollbar-3dlight-color.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scrollbar-3dlight-color</title>
@@ -112,7 +112,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scrollbar-3dlight-color_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-ie/scrollbar-arrow-color.htm b/properties/only-ie/scrollbar-arrow-color.htm
index 4dde131d..f1886dc6 100644
--- a/properties/only-ie/scrollbar-arrow-color.htm
+++ b/properties/only-ie/scrollbar-arrow-color.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scrollbar-arrow-color</title>
@@ -112,7 +112,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scrollbar-arrow-color_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-ie/scrollbar-base-color.htm b/properties/only-ie/scrollbar-base-color.htm
index 97a1d0d0..faf39a6f 100644
--- a/properties/only-ie/scrollbar-base-color.htm
+++ b/properties/only-ie/scrollbar-base-color.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scrollbar-base-color</title>
@@ -112,7 +112,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scrollbar-base-color_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-ie/scrollbar-darkshadow-color.htm b/properties/only-ie/scrollbar-darkshadow-color.htm
index 10173b89..db548072 100644
--- a/properties/only-ie/scrollbar-darkshadow-color.htm
+++ b/properties/only-ie/scrollbar-darkshadow-color.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scrollbar-darkshadow-color</title>
@@ -112,7 +112,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scrollbar-darkshadow-color_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-ie/scrollbar-face-color.htm b/properties/only-ie/scrollbar-face-color.htm
index 259e6e84..60b02662 100644
--- a/properties/only-ie/scrollbar-face-color.htm
+++ b/properties/only-ie/scrollbar-face-color.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scrollbar-face-color</title>
@@ -112,7 +112,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scrollbar-face-color_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-ie/scrollbar-highlight-color.htm b/properties/only-ie/scrollbar-highlight-color.htm
index 45c126d7..eeabde81 100644
--- a/properties/only-ie/scrollbar-highlight-color.htm
+++ b/properties/only-ie/scrollbar-highlight-color.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scrollbar-highlight-color</title>
@@ -112,7 +112,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scrollbar-highlight-color_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-ie/scrollbar-shadow-color.htm b/properties/only-ie/scrollbar-shadow-color.htm
index 5f344aa6..3a9cf412 100644
--- a/properties/only-ie/scrollbar-shadow-color.htm
+++ b/properties/only-ie/scrollbar-shadow-color.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scrollbar-shadow-color</title>
@@ -112,7 +112,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scrollbar-shadow-color_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-ie/scrollbar-track-color.htm b/properties/only-ie/scrollbar-track-color.htm
index 023e2fe5..11d693d1 100644
--- a/properties/only-ie/scrollbar-track-color.htm
+++ b/properties/only-ie/scrollbar-track-color.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scrollbar-track-color</title>
@@ -112,7 +112,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>scrollbar-track-color_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-webkit/box-reflect.htm b/properties/only-webkit/box-reflect.htm
index 0a32ae83..17dc0ffa 100644
--- a/properties/only-webkit/box-reflect.htm
+++ b/properties/only-webkit/box-reflect.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-reflect</title>
@@ -148,7 +148,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-reflect_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-webkit/index.htm b/properties/only-webkit/index.htm
index 261a66f0..a730d00b 100644
--- a/properties/only-webkit/index.htm
+++ b/properties/only-webkit/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Only Webkit index</title>
diff --git a/properties/only-webkit/text-fill-color.htm b/properties/only-webkit/text-fill-color.htm
index a98ab7af..e13e33db 100644
--- a/properties/only-webkit/text-fill-color.htm
+++ b/properties/only-webkit/text-fill-color.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-fill-color</title>
@@ -114,7 +114,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-fill-color_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-webkit/text-stroke-color.htm b/properties/only-webkit/text-stroke-color.htm
index fead1b38..2f34748d 100644
--- a/properties/only-webkit/text-stroke-color.htm
+++ b/properties/only-webkit/text-stroke-color.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-stroke-color</title>
@@ -112,7 +112,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-stroke-color_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-webkit/text-stroke-width.htm b/properties/only-webkit/text-stroke-width.htm
index e166c784..baf1d5f5 100644
--- a/properties/only-webkit/text-stroke-width.htm
+++ b/properties/only-webkit/text-stroke-width.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-stroke-width</title>
@@ -112,7 +112,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-stroke-width_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/only-webkit/text-stroke.htm b/properties/only-webkit/text-stroke.htm
index a7d44adc..a5f7bdd0 100644
--- a/properties/only-webkit/text-stroke.htm
+++ b/properties/only-webkit/text-stroke.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-stroke</title>
@@ -114,7 +114,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-stroke_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/printing/index.htm b/properties/printing/index.htm
index c5c19f80..bca052d5 100644
--- a/properties/printing/index.htm
+++ b/properties/printing/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Printing index</title>
diff --git a/properties/printing/page-break-after.htm b/properties/printing/page-break-after.htm
index 6e8982a8..ff13e2b4 100644
--- a/properties/printing/page-break-after.htm
+++ b/properties/printing/page-break-after.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>page-break-after</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea rows="10" cols="90">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>page-break-after_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/printing/page-break-before.htm b/properties/printing/page-break-before.htm
index a2ea7fd0..62b8ab97 100644
--- a/properties/printing/page-break-before.htm
+++ b/properties/printing/page-break-before.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>page-break-before</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea rows="10" cols="90">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>page-break-before_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/printing/page-break-inside.htm b/properties/printing/page-break-inside.htm
index c6fc55a0..6029c90c 100644
--- a/properties/printing/page-break-inside.htm
+++ b/properties/printing/page-break-inside.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>page-break-inside</title>
@@ -114,7 +114,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea rows="10" cols="90">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>page-break-inside_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/printing/page.htm b/properties/printing/page.htm
index f70de013..2c486678 100644
--- a/properties/printing/page.htm
+++ b/properties/printing/page.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>page</title>
diff --git a/properties/speech/index.htm b/properties/speech/index.htm
index f8e6dee1..49616a16 100644
--- a/properties/speech/index.htm
+++ b/properties/speech/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Speech index</title>
diff --git a/properties/table/border-collapse.htm b/properties/table/border-collapse.htm
index c758e724..b8948f5c 100644
--- a/properties/table/border-collapse.htm
+++ b/properties/table/border-collapse.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>border-collapse</title>
@@ -115,7 +115,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>border-collapse_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/table/border-spacing.htm b/properties/table/border-spacing.htm
index f87f590d..6e3076aa 100644
--- a/properties/table/border-spacing.htm
+++ b/properties/table/border-spacing.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>border-spacing</title>
@@ -119,7 +119,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>border-spacing_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/table/caption-side.htm b/properties/table/caption-side.htm
index dc20ce1c..1238acc7 100644
--- a/properties/table/caption-side.htm
+++ b/properties/table/caption-side.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>caption-side</title>
@@ -119,7 +119,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>caption-side_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/table/empty-cells.htm b/properties/table/empty-cells.htm
index 9443ac37..e44fbb37 100644
--- a/properties/table/empty-cells.htm
+++ b/properties/table/empty-cells.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>empty-cells</title>
@@ -119,7 +119,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>empty-cells_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/table/index.htm b/properties/table/index.htm
index 24baa698..82c5f026 100644
--- a/properties/table/index.htm
+++ b/properties/table/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Table index</title>
diff --git a/properties/table/table-layout.htm b/properties/table/table-layout.htm
index c4d839c1..5c55a466 100644
--- a/properties/table/table-layout.htm
+++ b/properties/table/table-layout.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>table-layout</title>
@@ -115,7 +115,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>table-layout_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text-decoration/index.htm b/properties/text-decoration/index.htm
index 99cac6d8..2f81c507 100644
--- a/properties/text-decoration/index.htm
+++ b/properties/text-decoration/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Text Decoration index</title>
diff --git a/properties/text-decoration/text-decoration-color.htm b/properties/text-decoration/text-decoration-color.htm
index 58fc519a..5cd11874 100644
--- a/properties/text-decoration/text-decoration-color.htm
+++ b/properties/text-decoration/text-decoration-color.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-decoration-color</title>
@@ -114,7 +114,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-decoration-color_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text-decoration/text-decoration-line.htm b/properties/text-decoration/text-decoration-line.htm
index 9a46e760..e396abd6 100644
--- a/properties/text-decoration/text-decoration-line.htm
+++ b/properties/text-decoration/text-decoration-line.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-decoration-line</title>
@@ -126,7 +126,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-decoration-line_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text-decoration/text-decoration-skip.htm b/properties/text-decoration/text-decoration-skip.htm
index aba1dbb9..458834bb 100644
--- a/properties/text-decoration/text-decoration-skip.htm
+++ b/properties/text-decoration/text-decoration-skip.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-decoration-skip</title>
diff --git a/properties/text-decoration/text-decoration-style.htm b/properties/text-decoration/text-decoration-style.htm
index d47dc70c..e4847176 100644
--- a/properties/text-decoration/text-decoration-style.htm
+++ b/properties/text-decoration/text-decoration-style.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-decoration-style</title>
@@ -122,7 +122,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-decoration-style_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text-decoration/text-decoration.htm b/properties/text-decoration/text-decoration.htm
index 3268ec56..73806568 100644
--- a/properties/text-decoration/text-decoration.htm
+++ b/properties/text-decoration/text-decoration.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-decoration</title>
@@ -126,7 +126,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-decoration_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text-decoration/text-shadow.htm b/properties/text-decoration/text-shadow.htm
index 05bbb35f..774ac590 100644
--- a/properties/text-decoration/text-shadow.htm
+++ b/properties/text-decoration/text-shadow.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-shadow</title>
@@ -128,7 +128,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-shadow_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text-decoration/text-underline-position.htm b/properties/text-decoration/text-underline-position.htm
index 4346bd7b..350065fd 100644
--- a/properties/text-decoration/text-underline-position.htm
+++ b/properties/text-decoration/text-underline-position.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-underline-position</title>
diff --git a/properties/text/index.htm b/properties/text/index.htm
index f4eab46a..7d71dc71 100644
--- a/properties/text/index.htm
+++ b/properties/text/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Text index</title>
diff --git a/properties/text/letter-spacing.htm b/properties/text/letter-spacing.htm
index 21b828f5..13356720 100644
--- a/properties/text/letter-spacing.htm
+++ b/properties/text/letter-spacing.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>letter-spacing</title>
@@ -124,7 +124,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>letter-spacing_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text/line-height.htm b/properties/text/line-height.htm
index b6cece57..f454e218 100644
--- a/properties/text/line-height.htm
+++ b/properties/text/line-height.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>line-height</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>line-height_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text/overflow-wrap.htm b/properties/text/overflow-wrap.htm
index 40bffe84..9b9a8d3e 100644
--- a/properties/text/overflow-wrap.htm
+++ b/properties/text/overflow-wrap.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>overflow-wrap</title>
@@ -125,7 +125,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>overflow-wrap_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text/tab-size.htm b/properties/text/tab-size.htm
index 37d5b53e..5a6978ac 100644
--- a/properties/text/tab-size.htm
+++ b/properties/text/tab-size.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>tab-size</title>
@@ -125,7 +125,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>tab-size_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text/text-align-last.htm b/properties/text/text-align-last.htm
index 02b73db6..78f37893 100644
--- a/properties/text/text-align-last.htm
+++ b/properties/text/text-align-last.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-align-last</title>
@@ -135,7 +135,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-align-last_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text/text-align.htm b/properties/text/text-align.htm
index 784d8a4b..9906ad22 100644
--- a/properties/text/text-align.htm
+++ b/properties/text/text-align.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-align</title>
@@ -174,7 +174,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-align_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text/text-indent.htm b/properties/text/text-indent.htm
index 8b6499b4..eccf6827 100644
--- a/properties/text/text-indent.htm
+++ b/properties/text/text-indent.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-indent</title>
@@ -132,7 +132,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-indent_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text/text-justify.htm b/properties/text/text-justify.htm
index feed5191..1f9c8966 100644
--- a/properties/text/text-justify.htm
+++ b/properties/text/text-justify.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-justify</title>
@@ -130,7 +130,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-justify_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text/text-transform.htm b/properties/text/text-transform.htm
index 19a3aeb9..b0906e4c 100644
--- a/properties/text/text-transform.htm
+++ b/properties/text/text-transform.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-transform</title>
@@ -129,7 +129,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-transform_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text/vertical-align.htm b/properties/text/vertical-align.htm
index 74fb7cbb..4ff795ef 100644
--- a/properties/text/vertical-align.htm
+++ b/properties/text/vertical-align.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>vertical-align</title>
@@ -132,7 +132,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>vertical-align_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text/white-space.htm b/properties/text/white-space.htm
index 3b37541c..4adfea49 100644
--- a/properties/text/white-space.htm
+++ b/properties/text/white-space.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>white-space</title>
@@ -138,7 +138,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>white-space_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text/word-break.htm b/properties/text/word-break.htm
index baf50b1f..c5cc8dc5 100644
--- a/properties/text/word-break.htm
+++ b/properties/text/word-break.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>word-break</title>
@@ -129,7 +129,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>word-break_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text/word-spacing.htm b/properties/text/word-spacing.htm
index 0c262f18..03dbfb43 100644
--- a/properties/text/word-spacing.htm
+++ b/properties/text/word-spacing.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>word-spacing</title>
@@ -124,7 +124,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>word-spacing_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/text/word-wrap.htm b/properties/text/word-wrap.htm
index 078e9edf..3486766e 100644
--- a/properties/text/word-wrap.htm
+++ b/properties/text/word-wrap.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>word-wrap</title>
@@ -119,7 +119,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>word-wrap_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/transform/index.htm b/properties/transform/index.htm
index 4c7fad63..170441bc 100644
--- a/properties/transform/index.htm
+++ b/properties/transform/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Transform index</title>
diff --git a/properties/transform/transform-origin.htm b/properties/transform/transform-origin.htm
index 5d7b2595..48b9f059 100644
--- a/properties/transform/transform-origin.htm
+++ b/properties/transform/transform-origin.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>transform-origin</title>
@@ -133,7 +133,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>transform-origin_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/transform/transform.htm b/properties/transform/transform.htm
index 7a69610f..f27a9188 100644
--- a/properties/transform/transform.htm
+++ b/properties/transform/transform.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>transform</title>
@@ -138,7 +138,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>2D transform_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/transition/index.htm b/properties/transition/index.htm
index ccfcc22f..9454e494 100644
--- a/properties/transition/index.htm
+++ b/properties/transition/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Transition index</title>
diff --git a/properties/transition/transition-delay.htm b/properties/transition/transition-delay.htm
index 31e3af26..a91441db 100644
--- a/properties/transition/transition-delay.htm
+++ b/properties/transition/transition-delay.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>transition-delay</title>
@@ -137,7 +137,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>transition-delay_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/transition/transition-duration.htm b/properties/transition/transition-duration.htm
index e15ed59f..3529ac9e 100644
--- a/properties/transition/transition-duration.htm
+++ b/properties/transition/transition-duration.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>transition-duration</title>
@@ -137,7 +137,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>transition-duration_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/transition/transition-property.htm b/properties/transition/transition-property.htm
index c83ee60e..4a79e965 100644
--- a/properties/transition/transition-property.htm
+++ b/properties/transition/transition-property.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>transition-property</title>
@@ -207,7 +207,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>transition-property_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/transition/transition-timing-function.htm b/properties/transition/transition-timing-function.htm
index 57975c2c..326a0c00 100644
--- a/properties/transition/transition-timing-function.htm
+++ b/properties/transition/transition-timing-function.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>transition-timing-function</title>
@@ -153,7 +153,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>transition-timing-function_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/transition/transition.htm b/properties/transition/transition.htm
index 30489c3f..7d3f3b65 100644
--- a/properties/transition/transition.htm
+++ b/properties/transition/transition.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>transition</title>
@@ -177,7 +177,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>transition_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/appearance.htm b/properties/user-interface/appearance.htm
index 95502bbf..e8426f82 100644
--- a/properties/user-interface/appearance.htm
+++ b/properties/user-interface/appearance.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>appearance</title>
@@ -574,7 +574,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>appearance_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/box-sizing.htm b/properties/user-interface/box-sizing.htm
index 5bcecf23..0e987f84 100644
--- a/properties/user-interface/box-sizing.htm
+++ b/properties/user-interface/box-sizing.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-sizing</title>
@@ -151,7 +151,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>box-sizing_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/cursor.htm b/properties/user-interface/cursor.htm
index e5a2e5bf..d066be44 100644
--- a/properties/user-interface/cursor.htm
+++ b/properties/user-interface/cursor.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>cursor</title>
@@ -154,7 +154,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>cursor_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/ime-mode.htm b/properties/user-interface/ime-mode.htm
index 84ff2435..45f82c6d 100644
--- a/properties/user-interface/ime-mode.htm
+++ b/properties/user-interface/ime-mode.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>ime-mode</title>
@@ -122,7 +122,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>ime-mode_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/index.htm b/properties/user-interface/index.htm
index 7daa397d..0fe7ecba 100644
--- a/properties/user-interface/index.htm
+++ b/properties/user-interface/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>User Interface index</title>
diff --git a/properties/user-interface/nav-down.htm b/properties/user-interface/nav-down.htm
index 2476b64b..dc20b7b2 100644
--- a/properties/user-interface/nav-down.htm
+++ b/properties/user-interface/nav-down.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>nav-down</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>nav-index_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/nav-index.htm b/properties/user-interface/nav-index.htm
index 0da26245..11847e01 100644
--- a/properties/user-interface/nav-index.htm
+++ b/properties/user-interface/nav-index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>nav-index</title>
@@ -119,7 +119,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>nav-index_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/nav-left.htm b/properties/user-interface/nav-left.htm
index ff1fd89c..8ac1d679 100644
--- a/properties/user-interface/nav-left.htm
+++ b/properties/user-interface/nav-left.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>nav-left</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>nav-index_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/nav-right.htm b/properties/user-interface/nav-right.htm
index 917f4713..809481b3 100644
--- a/properties/user-interface/nav-right.htm
+++ b/properties/user-interface/nav-right.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>nav-right</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>nav-index_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/nav-up.htm b/properties/user-interface/nav-up.htm
index 5bf8471e..34542299 100644
--- a/properties/user-interface/nav-up.htm
+++ b/properties/user-interface/nav-up.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>nav-up</title>
@@ -120,7 +120,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>nav-index_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/outline-color.htm b/properties/user-interface/outline-color.htm
index ec938dd3..fe11cabc 100644
--- a/properties/user-interface/outline-color.htm
+++ b/properties/user-interface/outline-color.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>outline-color</title>
@@ -121,7 +121,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>outline-color_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/outline-offset.htm b/properties/user-interface/outline-offset.htm
index 0eb64b50..acbde893 100644
--- a/properties/user-interface/outline-offset.htm
+++ b/properties/user-interface/outline-offset.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>outline-offset</title>
@@ -115,7 +115,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>outline-offset_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/outline-style.htm b/properties/user-interface/outline-style.htm
index eb8c74b4..e0b7fdcc 100644
--- a/properties/user-interface/outline-style.htm
+++ b/properties/user-interface/outline-style.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>outline-style</title>
@@ -134,7 +134,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>outline-style_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/outline-width.htm b/properties/user-interface/outline-width.htm
index f54bc145..d1c41929 100644
--- a/properties/user-interface/outline-width.htm
+++ b/properties/user-interface/outline-width.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>outline-width</title>
@@ -124,7 +124,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>outline-width_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/outline.htm b/properties/user-interface/outline.htm
index 2a548ce5..602bb269 100644
--- a/properties/user-interface/outline.htm
+++ b/properties/user-interface/outline.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>outline</title>
@@ -124,7 +124,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>outline_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/pointer-events.htm b/properties/user-interface/pointer-events.htm
index 712c4c07..74b6af20 100644
--- a/properties/user-interface/pointer-events.htm
+++ b/properties/user-interface/pointer-events.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>pointer-events</title>
@@ -119,7 +119,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>pointer-events_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/resize.htm b/properties/user-interface/resize.htm
index eb6ced2a..7aeb8fb7 100644
--- a/properties/user-interface/resize.htm
+++ b/properties/user-interface/resize.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>resize</title>
@@ -122,7 +122,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>resize_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/text-overflow.htm b/properties/user-interface/text-overflow.htm
index d168bc6d..f315fed7 100644
--- a/properties/user-interface/text-overflow.htm
+++ b/properties/user-interface/text-overflow.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-overflow</title>
@@ -142,7 +142,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>text-overflow_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/user-select.htm b/properties/user-interface/user-select.htm
index de88e39a..661007e2 100644
--- a/properties/user-interface/user-select.htm
+++ b/properties/user-interface/user-select.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>user-select</title>
@@ -127,7 +127,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>user-select_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/user-interface/zoom.htm b/properties/user-interface/zoom.htm
index 1e0f58ce..8d8f7614 100644
--- a/properties/user-interface/zoom.htm
+++ b/properties/user-interface/zoom.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>zoom</title>
@@ -116,7 +116,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>zoom_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/writing-modes/direction.htm b/properties/writing-modes/direction.htm
index af03a94c..c94b706f 100644
--- a/properties/writing-modes/direction.htm
+++ b/properties/writing-modes/direction.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>direction</title>
@@ -117,7 +117,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>direction_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/writing-modes/index.htm b/properties/writing-modes/index.htm
index ba9adc42..2a84715b 100644
--- a/properties/writing-modes/index.htm
+++ b/properties/writing-modes/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Writing Modes index</title>
diff --git a/properties/writing-modes/unicode-bidi.htm b/properties/writing-modes/unicode-bidi.htm
index 61970664..c6b239a5 100644
--- a/properties/writing-modes/unicode-bidi.htm
+++ b/properties/writing-modes/unicode-bidi.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>unicode-bidi</title>
@@ -118,7 +118,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>unicode-bidi_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/properties/writing-modes/writing-mode.htm b/properties/writing-modes/writing-mode.htm
index 63be7a07..36fdaf7a 100644
--- a/properties/writing-modes/writing-mode.htm
+++ b/properties/writing-modes/writing-mode.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>writing-mode</title>
@@ -134,7 +134,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>writing-mode_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/quicksearch.htm b/quicksearch.htm
index 5a0e98a7..fabe0f5a 100644
--- a/quicksearch.htm
+++ b/quicksearch.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Quick Search index</title>
diff --git a/selectors/element/e.htm b/selectors/element/e.htm
index e3ccd6de..2e32b223 100644
--- a/selectors/element/e.htm
+++ b/selectors/element/e.htm
@@ -85,7 +85,7 @@ <h2 class="tit">兼容性：</h2>
 				</thead>
 				<tbody>
 					<tr>
-						<td class="support">6.0</td>
+						<td class="support">6.0+</td>
 						<td class="support">2.0+</td>
 						<td class="support">4.0+</td>
 						<td class="support">3.1+</td>
diff --git a/selectors/element/id.htm b/selectors/element/id.htm
index 14da09c3..76e19e42 100644
--- a/selectors/element/id.htm
+++ b/selectors/element/id.htm
@@ -85,7 +85,7 @@ <h2 class="tit">兼容性：</h2>
 				</thead>
 				<tbody>
 					<tr>
-						<td class="support">6.0</td>
+						<td class="support">6.0+</td>
 						<td class="support">2.0+</td>
 						<td class="support">4.0+</td>
 						<td class="support">3.1+</td>
diff --git a/selectors/pseudo-classes/@page-first.htm b/selectors/pseudo-classes/@page-first.htm
index a862214e..49e2140a 100644
--- a/selectors/pseudo-classes/@page-first.htm
+++ b/selectors/pseudo-classes/@page-first.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>@page :first</title>
@@ -50,7 +50,7 @@ <h1 class="tit">@page :first</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>@page :first</strong>{ sRules }</p>
+			<p><strong>@page :first</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -70,27 +70,34 @@ <h2 class="tit">兼容性：</h2>
 				<li><span class="support">浅绿</span> = 支持</li>
 				<li><span class="unsupport">红色</span> = 不支持</li>
 				<li><span class="partsupport">粉色</span> = 部分支持</li>
+				<li><span class="unknown">灰色</span> = 未知</li>
 			</ul>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-7.0</td>
-						<td rowspan="2" class="unsupport">4.0-34.0</td>
-						<td rowspan="2" class="unsupport">4.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="unsupport" rowspan="2">2.0-38.0</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="unsupport" rowspan="2">3.1-8.1</td>
+						<td class="support" rowspan="2">15.0+</td>
+						<td class="unsupport" rowspan="2">3.2-8.1</td>
+						<td class="unknown" rowspan="2">2.1-4.4.4</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">8.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -101,14 +108,18 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>@page :first_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-@page :first{margin:100px 200px;}
-div{page-break-after:always;}
+@page :first {
+	margin: 100px 200px;
+}
+div {
+	page-break-after: always;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/@page-left.htm b/selectors/pseudo-classes/@page-left.htm
index bdb97aee..7612f796 100644
--- a/selectors/pseudo-classes/@page-left.htm
+++ b/selectors/pseudo-classes/@page-left.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>@page :left</title>
@@ -50,7 +50,7 @@ <h1 class="tit">@page :left</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>@page :left</strong>{ sRules }</p>
+			<p><strong>@page :left</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -70,27 +70,34 @@ <h2 class="tit">兼容性：</h2>
 				<li><span class="support">浅绿</span> = 支持</li>
 				<li><span class="unsupport">红色</span> = 不支持</li>
 				<li><span class="partsupport">粉色</span> = 部分支持</li>
+				<li><span class="unknown">灰色</span> = 未知</li>
 			</ul>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-7.0</td>
-						<td rowspan="2" class="unsupport">4.0-34.0</td>
-						<td rowspan="2" class="unsupport">4.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="unsupport" rowspan="2">2.0-38.0</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="unsupport" rowspan="2">3.1-8.1</td>
+						<td class="support" rowspan="2">15.0+</td>
+						<td class="unsupport" rowspan="2">3.2-8.1</td>
+						<td class="unknown" rowspan="2">2.1-4.4.4</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">8.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -101,14 +108,18 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>@page :left_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-@page :left{margin-left:300px;}
-div{page-break-after:always;}
+@page :left {
+	margin-left: 300px;
+}
+div {
+	page-break-after: always;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/@page-right.htm b/selectors/pseudo-classes/@page-right.htm
index 428eb63a..3cab80cc 100644
--- a/selectors/pseudo-classes/@page-right.htm
+++ b/selectors/pseudo-classes/@page-right.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>@page :right</title>
@@ -50,7 +50,7 @@ <h1 class="tit">@page :right</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>@page :right</strong>{ sRules }</p>
+			<p><strong>@page :right</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -70,27 +70,34 @@ <h2 class="tit">兼容性：</h2>
 				<li><span class="support">浅绿</span> = 支持</li>
 				<li><span class="unsupport">红色</span> = 不支持</li>
 				<li><span class="partsupport">粉色</span> = 部分支持</li>
+				<li><span class="unknown">灰色</span> = 未知</li>
 			</ul>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-7.0</td>
-						<td rowspan="2" class="unsupport">4.0-34.0</td>
-						<td rowspan="2" class="unsupport">4.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="unsupport" rowspan="2">2.0-38.0</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="unsupport" rowspan="2">3.1-8.1</td>
+						<td class="support" rowspan="2">15.0+</td>
+						<td class="unsupport" rowspan="2">3.2-8.1</td>
+						<td class="unknown" rowspan="2">2.1-4.4.4</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">8.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -101,14 +108,18 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>@page :right_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-@page :right{margin-right:300px;}
-div{page-break-after:always;}
+@page :right {
+	margin-right: 300px;
+}
+div {
+	page-break-after: always;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/active.htm b/selectors/pseudo-classes/active.htm
index 55a60592..ddd6274f 100644
--- a/selectors/pseudo-classes/active.htm
+++ b/selectors/pseudo-classes/active.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:active</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:active</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:active</strong>{ sRules }</p>
+			<p><strong>E:active</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -62,11 +62,11 @@ <h2 class="tit">说明：</h2>
 				<li>超链接的4种状态，需要有特定的书写顺序才能生效。
 					<div class="gquote">
 						<p class="gquote-tit"><strong>超链接状态顺序：</strong></p>
-						<blockquote class="gquote-cont"><pre><code>a:link{}
-a:visited{}
-a:hover{}
-a:active{}</code></pre></blockquote>
-						<p class="gquote-info">注意，a:hover 必须位于 a:link 和 a:visited 之后，a:active 必须位于 a:hover 之后<br />可靠的顺序是：l(link)ov(visited)e h(hover)a(active)te, 即用喜欢和讨厌两个词来概括</p>
+						<blockquote class="gquote-cont"><code><xmp>a:link {}
+a:visited {}
+a:hover {}
+a:active {}</xmp></code></blockquote>
+						<p class="gquote-info">注意，a:hover 必须位于 a:link 和 a:visited 之后，a:active 必须位于 a:hover 之后<br />可靠的顺序是：l(link)ov(visited)e h(hover)a(active)te, 即用喜欢(love)和讨厌(hate)两个词来概括</p>
 					</div>
 				</li>
 			</ul>
@@ -83,23 +83,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="partsupport">6.0-7.0 <sup><a href="#support1">#1</a></sup></td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">8.0</td>
+						<td class="support">IE8.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -113,16 +119,27 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>用户行为伪类选择符 E:active_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-h1{font-size:16px;}
-a,div{display:block;margin-top:10px;padding:10px;border:1px solid #ddd;}
-a:active{display:block;background:#ddd;color:#f00;}
-div:active{background:#ddd;color:#f00;}
+h1 {
+	font-size: 16px;
+}
+a,
+div {
+	display: block;
+	margin-top: 10px;
+	padding: 10px;
+	border: 1px solid #ddd;
+}
+a:active,
+div:active {
+	background: #ddd;
+	color: #f00;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/checked.htm b/selectors/pseudo-classes/checked.htm
index 0edc0849..0c537bd1 100644
--- a/selectors/pseudo-classes/checked.htm
+++ b/selectors/pseudo-classes/checked.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:checked</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:checked</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:checked</strong>{ sRules }</p>
+			<p><strong>E:checked</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -70,23 +70,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">14.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">9.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -97,14 +103,18 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>用户界面(UI)元素状态伪类选择符 E:checked_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-input:checked+span{background:#f00;}
-input:checked+span:after{content:" 我被选中了";}
+input:checked + span {
+	background: #f00;
+}
+input:checked + span:after {
+	content: " 我被选中了";
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/disabled.htm b/selectors/pseudo-classes/disabled.htm
index 71d7086a..bfe4f965 100644
--- a/selectors/pseudo-classes/disabled.htm
+++ b/selectors/pseudo-classes/disabled.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:disabled</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:disabled</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:disabled</strong>{ sRules }</p>
+			<p><strong>E:disabled</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -70,23 +70,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">14.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">9.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -97,15 +103,25 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>用户界面(UI)元素状态伪类选择符 E:disabled_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-li{padding:3px;}
-input[type="text"]:enabled{border:1px solid #090;background:#fff;color:#000;}
-input[type="text"]:disabled{border:1px solid #ccc;background:#eee;color:#ccc;}
+li {
+	padding: 3px;
+}
+input[type="text"]:enabled {
+	border: 1px solid #090;
+	background: #fff;
+	color: #000;
+}
+input[type="text"]:disabled {
+	border: 1px solid #ccc;
+	background: #eee;
+	color: #ccc;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/empty.htm b/selectors/pseudo-classes/empty.htm
index 41f4b511..807b23a1 100644
--- a/selectors/pseudo-classes/empty.htm
+++ b/selectors/pseudo-classes/empty.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:empty</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:empty</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:empty</strong>{ sRules }</p>
+			<p><strong>E:empty</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -70,23 +70,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">14.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">9.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -97,13 +103,17 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>结构性伪类选择符 E:empty_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-p:empty{height:25px;border:1px solid #ddd;background:#eee;}
+p:empty {
+	height: 25px;
+	border: 1px solid #ddd;
+	background: #eee;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/enabled.htm b/selectors/pseudo-classes/enabled.htm
index 2b9deca5..54f06bae 100644
--- a/selectors/pseudo-classes/enabled.htm
+++ b/selectors/pseudo-classes/enabled.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:enabled</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:enabled</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:enabled</strong>{ sRules }</p>
+			<p><strong>E:enabled</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -70,23 +70,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">14.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">9.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -97,15 +103,25 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>用户界面(UI)元素状态伪类选择符 E:enabled_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-li{padding:3px;}
-input[type="text"]:enabled{border:1px solid #090;background:#fff;color:#000;}
-input[type="text"]:disabled{border:1px solid #ccc;background:#eee;color:#ccc;}
+li {
+	padding: 3px;
+}
+input[type="text"]:enabled {
+	border: 1px solid #090;
+	background: #fff;
+	color: #000;
+}
+input[type="text"]:disabled {
+	border: 1px solid #ccc;
+	background: #eee;
+	color: #ccc;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/first-child.htm b/selectors/pseudo-classes/first-child.htm
index cead0ce5..347e73d1 100644
--- a/selectors/pseudo-classes/first-child.htm
+++ b/selectors/pseudo-classes/first-child.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:first-child</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:first-child</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:first-child</strong>{ sRules }</p>
+			<p><strong>E:first-child</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -112,23 +112,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">7.0</td>
+						<td class="support">IE7.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -139,14 +145,18 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>结构性伪类选择符 E:first-child_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-h1{font-size:16px;}
-li:first-child{color:#f00;}
+h1 {
+	font-size: 16px;
+}
+li:first-child {
+	color: #f00;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/first-of-type.htm b/selectors/pseudo-classes/first-of-type.htm
index 951d3d3f..8dddd4ca 100644
--- a/selectors/pseudo-classes/first-of-type.htm
+++ b/selectors/pseudo-classes/first-of-type.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:first-of-type</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:first-of-type</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:first-of-type</strong>{ sRules }</p>
+			<p><strong>E:first-of-type</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -74,23 +74,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">14.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">9.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -101,13 +107,15 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>结构性伪类选择符 E:first-of-type_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-p:first-of-type{color:#f00;}
+p:first-of-type {
+	color: #f00;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/focus.htm b/selectors/pseudo-classes/focus.htm
index 6c145374..665da918 100644
--- a/selectors/pseudo-classes/focus.htm
+++ b/selectors/pseudo-classes/focus.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:focus</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:focus</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:focus</strong>{ sRules }</p>
+			<p><strong>E:focus</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -73,23 +73,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-7.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">8.0</td>
+						<td class="support">IE8.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -100,15 +106,26 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>用户行为伪类选择符 E:focus_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-h1{font-size:16px;}
-ul{list-style:none;margin:0;padding:0;}
-input:focus{background:#f6f6f6;color:#f60;border:1px solid #f60;outline:none;}
+h1 {
+	font-size: 16px;
+}
+ul {
+	list-style: none;
+	margin: 0;
+	padding: 0;
+}
+input:focus {
+	background: #f6f6f6;
+	color: #f60;
+	border: 1px solid #f60;
+	outline: none;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/hover.htm b/selectors/pseudo-classes/hover.htm
index 3b5a8a02..42daaf61 100644
--- a/selectors/pseudo-classes/hover.htm
+++ b/selectors/pseudo-classes/hover.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:hover</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:hover</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:hover</strong>{ sRules }</p>
+			<p><strong>E:hover</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -62,11 +62,11 @@ <h2 class="tit">说明：</h2>
 				<li>超链接的4种状态，需要有特定的书写顺序才能生效。
 					<div class="gquote">
 						<p class="gquote-tit"><strong>超链接状态顺序：</strong></p>
-						<blockquote class="gquote-cont"><pre><code>a:link{}
-a:visited{}
-a:hover{}
-a:active{}</code></pre></blockquote>
-						<p class="gquote-info">注意，a:hover 必须位于 a:link 和 a:visited 之后，a:active 必须位于 a:hover 之后<br />可靠的顺序是：l(link)ov(visited)e h(hover)a(active)te, 即用喜欢和讨厌两个词来概括</p>
+						<blockquote class="gquote-cont"><code><xmp>a:link {}
+a:visited {}
+a:hover {}
+a:active {}</xmp></code></blockquote>
+						<p class="gquote-info">注意，a:hover 必须位于 a:link 和 a:visited 之后，a:active 必须位于 a:hover 之后<br />可靠的顺序是：l(link)ov(visited)e h(hover)a(active)te, 即用喜欢(love)和讨厌(hate)两个词来概括</p>
 					</div>
 				</li>
 			</ul>
@@ -83,23 +83,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="partsupport">6.0 <sup><a href="#support1">#1</a></sup></td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">7.0</td>
+						<td class="support">IE7.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -113,16 +119,27 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>用户行为伪类选择符 E:hover_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-h1{font-size:16px;}
-a,div{display:block;margin-top:10px;padding:10px;border:1px solid #ddd;}
-a:hover{display:block;background:#ddd;color:#f00;}
-div:hover{background:#ddd;color:#f00;}
+h1 {
+	font-size: 16px;
+}
+a,
+div {
+	display: block;
+	margin-top: 10px;
+	padding: 10px;
+	border: 1px solid #ddd;
+}
+a:hover,
+div:hover {
+	background: #ddd;
+	color: #f00;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/index.htm b/selectors/pseudo-classes/index.htm
index 43b248a8..9247781f 100644
--- a/selectors/pseudo-classes/index.htm
+++ b/selectors/pseudo-classes/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>Pseudo-Classes Selectors index</title>
@@ -52,9 +52,9 @@ <h2 class="tit">伪类选择符 Pseudo-Classes Selectors</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th>Selectors<br />选择符</th>
-						<th>CSS Version<br />版本</th>
-						<th>Description<br />简介</th>
+						<th>选择符</th>
+						<th>版本</th>
+						<th>描述</th>
 					</tr>
 				</thead>
 				<tbody>
diff --git a/selectors/pseudo-classes/lang(fr).htm b/selectors/pseudo-classes/lang(fr).htm
index facad83c..a28d5b9f 100644
--- a/selectors/pseudo-classes/lang(fr).htm
+++ b/selectors/pseudo-classes/lang(fr).htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:lang(fr)</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:lang(fr)</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:lang(fr)</strong>{ sRules }</p>
+			<p><strong>E:lang(fr)</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -70,23 +70,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-7.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">8.0</td>
+						<td class="support">IE8.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -103,12 +109,16 @@ <h2 class="tit">示例：</h2>
 <title>语言伪类选择符 E:lang(fr)_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-p:lang(zh-cn){color:#f00;}
-p:lang(en){color:#090;}
+p:lang(zh-cmn-Hans) {
+	color: #f00;
+}
+p:lang(en) {
+	color: #090;
+}
 </style>
 </head>
 <body>
-<p lang="zh-cn">大段测试文字</p>
+<p lang="zh-cmn-Hans">大段测试文字</p>
 <p lang="en">english</p>
 </body>
 </html>
diff --git a/selectors/pseudo-classes/last-child.htm b/selectors/pseudo-classes/last-child.htm
index 9e730cc0..883e2dd8 100644
--- a/selectors/pseudo-classes/last-child.htm
+++ b/selectors/pseudo-classes/last-child.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:last-child</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:last-child</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:last-child</strong>{ sRules }</p>
+			<p><strong>E:last-child</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -94,23 +94,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">14.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">9.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -121,14 +127,18 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>结构性伪类选择符 E:last-child_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-h1{font-size:16px;}
-li:last-child{color:#f00;}
+h1 {
+	font-size: 16px;
+}
+li:last-child {
+	color: #f00;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/last-of-type.htm b/selectors/pseudo-classes/last-of-type.htm
index 4abad8fe..03fdcbb4 100644
--- a/selectors/pseudo-classes/last-of-type.htm
+++ b/selectors/pseudo-classes/last-of-type.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:last-of-type</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:last-of-type</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:last-of-type</strong>{ sRules }</p>
+			<p><strong>E:last-of-type</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -74,23 +74,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">14.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">9.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -101,13 +107,15 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>结构性伪类选择符 E:last-of-type_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-p:last-of-type{color:#f00;}
+p:last-of-type {
+	color: #f00;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/link.htm b/selectors/pseudo-classes/link.htm
index e11d95dc..7d1d1292 100644
--- a/selectors/pseudo-classes/link.htm
+++ b/selectors/pseudo-classes/link.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:link</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:link</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:link</strong>{ sRules }</p>
+			<p><strong>E:link</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -62,11 +62,11 @@ <h2 class="tit">说明：</h2>
 				<li>超链接的4种状态，需要有特定的书写顺序才能生效。
 					<div class="gquote">
 						<p class="gquote-tit"><strong>超链接状态顺序：</strong></p>
-						<blockquote class="gquote-cont"><pre><code>a:link{}
-a:visited{}
-a:hover{}
-a:active{}</code></pre></blockquote>
-						<p class="gquote-info">注意，a:hover 必须位于 a:link 和 a:visited 之后，a:active 必须位于 a:hover 之后<br />可靠的顺序是：l(link)ov(visited)e h(hover)a(active)te, 即用喜欢和讨厌两个词来概括</p>
+						<blockquote class="gquote-cont"><code><xmp>a:link {}
+a:visited {}
+a:hover {}
+a:active {}</xmp></code></blockquote>
+						<p class="gquote-info">注意，a:hover 必须位于 a:link 和 a:visited 之后，a:active 必须位于 a:hover 之后<br />可靠的顺序是：l(link)ov(visited)e h(hover)a(active)te, 即用喜欢(love)和讨厌(hate)两个词来概括</p>
 					</div>
 				</li>
 			</ul>
@@ -83,20 +83,26 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
-						<td class="support">6.0</td>
-						<td class="support">4.0</td>
-						<td class="support">4.0</td>
-						<td class="support">4.0</td>
-						<td class="support">15.0</td>
+						<td class="support">6.0+</td>
+						<td class="support">2.0+</td>
+						<td class="support">4.0+</td>
+						<td class="support">3.1+</td>
+						<td class="support">3.5+</td>
+						<td class="support">3.2+</td>
+						<td class="support">2.1+</td>
+						<td class="support">18.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -107,14 +113,18 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>链接伪类选择符 E:link_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-a:link{color:#03c;}
-.external:link{color:#f00;}
+a:link {
+	color: #03c;
+}
+.external:link {
+	color: #f00;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/not(s).htm b/selectors/pseudo-classes/not(s).htm
index 2eddd333..dab3345d 100644
--- a/selectors/pseudo-classes/not(s).htm
+++ b/selectors/pseudo-classes/not(s).htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:not(s)</title>
@@ -50,13 +50,25 @@ <h1 class="tit">E:not(s)</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:not(s)</strong>{ sRules }</p>
+			<p><strong>E:not(s)</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
 		<h2 class="tit">说明：</h2>
 		<div class="cont">
 			<strong>匹配不含有s选择符的元素E。</strong>
+			<ul>
+				<li>
+					<p>有了这个选择符，那么你将可以很好的处理类似这样的场景：假定有个列表，每个列表项都有一条底边线，但是最后一项不需要底边线</p>
+					<div class="gquote">
+						<p class="gquote-tit"><strong>示例：</strong></p>
+						<blockquote class="gquote-cont"><code><xmp>.demo li:not(:last-child) {
+	border-bottom: 1px solid #ddd;
+}</xmp></code></blockquote>
+						<p class="gquote-info">上述代码的意思是：给该列表中除最后一项外的所有列表项加一条底边线</p>
+					</div>
+				</li>
+			</ul>
 		</div>
 	</section>
 	<section class="g-mod g-attr" id="compatible">
@@ -70,23 +82,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">14.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">9.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -97,13 +115,15 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>否定伪类选择符 E:not(s)_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-p:not(.abc){color:#f00;}
+p:not(.abc) {
+	color: #f00;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/nth-child(n).htm b/selectors/pseudo-classes/nth-child(n).htm
index 5c1a69b7..08e0b3d6 100644
--- a/selectors/pseudo-classes/nth-child(n).htm
+++ b/selectors/pseudo-classes/nth-child(n).htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:nth-child(n)</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:nth-child(n)</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:nth-child(n)</strong>{ sRules }</p>
+			<p><strong>E:nth-child(n)</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -78,6 +78,24 @@ <h2 class="tit">说明：</h2>
 						<p class="gquote-info">因为(n)代表一个乘法因子，可以是0, 1, 2, 3, ..., 所以(2n)换算出来会是偶数，而(2n+1)换算出来会是奇数</p>
 					</div>
 				</li>
+				<li>
+					<p>该选择符允许使用一些关键字，比如：odd, even</p>
+					<div class="gquote">
+						<p class="gquote-tit"><strong>使用odd, even实现奇偶：</strong></p>
+						<blockquote class="gquote-cont"><code><xmp><style>
+li:nth-child(even){color:#f00;} /* 偶数 */
+li:nth-child(odd){color:#000;} /* 奇数 */
+</style>
+
+<ul>
+	<li>列表项一</li>
+	<li>列表项二</li>
+	<li>列表项三</li>
+	<li>列表项四</li>
+</ul></xmp></code></blockquote>
+						<p class="gquote-info">关键字odd代表奇数，even代表偶数</p>
+					</div>
+				</li>
 				<li>
 					<strong>有一点需要注意的是：</strong>
 					<div class="gquote">
@@ -122,23 +140,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">14.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">9.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -149,14 +173,18 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>结构性伪类选择符 E:nth-child(n)_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-h1{font-size:16px;}
-li:nth-child(2){color:#f00;}
+h1 {
+	font-size: 16px;
+}
+li:nth-child(2) {
+	color: #f00;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/nth-last-child(n).htm b/selectors/pseudo-classes/nth-last-child(n).htm
index 5325f19a..06625ea8 100644
--- a/selectors/pseudo-classes/nth-last-child(n).htm
+++ b/selectors/pseudo-classes/nth-last-child(n).htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:nth-last-child(n)</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:nth-last-child(n)</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:nth-last-child(n)</strong>{ sRules }</p>
+			<p><strong>E:nth-last-child(n)</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -97,23 +97,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">14.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">9.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -124,14 +130,18 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>结构性伪类选择符 E:nth-last-child(n)_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-h1{font-size:16px;}
-li:nth-last-child(1){color:#f00;}
+h1 {
+	font-size: 16px;
+}
+li:nth-last-child(1) {
+	color: #f00;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/nth-last-of-type(n).htm b/selectors/pseudo-classes/nth-last-of-type(n).htm
index 22b98ebc..931ef1a9 100644
--- a/selectors/pseudo-classes/nth-last-of-type(n).htm
+++ b/selectors/pseudo-classes/nth-last-of-type(n).htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:nth-last-of-type(n)</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:nth-last-of-type(n)</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:nth-last-of-type(n)</strong>{ sRules }</p>
+			<p><strong>E:nth-last-of-type(n)</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -74,23 +74,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">14.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">9.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -101,13 +107,15 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>结构性伪类选择符 E:nth-last-of-type(n)_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-p:nth-last-of-type(1){color:#f00;}
+p:nth-last-of-type(1) {
+	color: #f00;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/nth-of-type(n).htm b/selectors/pseudo-classes/nth-of-type(n).htm
index 8fa3ef29..12d1136a 100644
--- a/selectors/pseudo-classes/nth-of-type(n).htm
+++ b/selectors/pseudo-classes/nth-of-type(n).htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:nth-of-type(n)</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:nth-of-type(n)</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:nth-of-type(n)</strong>{ sRules }</p>
+			<p><strong>E:nth-of-type(n)</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -91,23 +91,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">14.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">9.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -118,13 +124,15 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>结构性伪类选择符 E:nth-of-type(n)_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-p:nth-of-type(2){color:#f00;}
+p:nth-of-type(2) {
+	color: #f00;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/only-child.htm b/selectors/pseudo-classes/only-child.htm
index 748b7127..28e6c791 100644
--- a/selectors/pseudo-classes/only-child.htm
+++ b/selectors/pseudo-classes/only-child.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:only-child</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:only-child</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:only-child</strong>{ sRules }</p>
+			<p><strong>E:only-child</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -73,23 +73,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">14.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">9.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -100,14 +106,18 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>结构性伪类选择符 E:only-child_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-h1{font-size:16px;}
-li:only-child{color:#f00;}
+h1 {
+	font-size: 16px;
+}
+li:only-child {
+	color: #f00;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/only-of-type.htm b/selectors/pseudo-classes/only-of-type.htm
index 97c27ac8..95d63ff1 100644
--- a/selectors/pseudo-classes/only-of-type.htm
+++ b/selectors/pseudo-classes/only-of-type.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:only-of-type</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:only-of-type</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:only-of-type</strong>{ sRules }</p>
+			<p><strong>E:only-of-type</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -74,23 +74,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">14.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">9.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -101,13 +107,15 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>结构性伪类选择符 E:only-of-type_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-p:only-of-type{color:#f00;}
+p:only-of-type {
+	color: #f00;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/root.htm b/selectors/pseudo-classes/root.htm
index e5b9dd5b..90083ed7 100644
--- a/selectors/pseudo-classes/root.htm
+++ b/selectors/pseudo-classes/root.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:root</title>
@@ -50,13 +50,31 @@ <h1 class="tit">E:root</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:root</strong>{ sRules }</p>
+			<p><strong>E:root</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
 		<h2 class="tit">说明：</h2>
 		<div class="cont">
 			<strong>匹配E元素在文档的根元素。在HTML中，根元素永远是HTML</strong>
+			<ul>
+				<li>
+					<p>根据这个特性，可以做IE8的Hack</p>
+					<div class="gquote">
+						<p class="gquote-tit"><strong>示例：</strong></p>
+						<blockquote class="gquote-cont"><code><xmp>.test {
+	color: black;
+	color: yellow\0;
+	*color: blue;
+	_color: red;
+}
+html:root .test {
+	color: purple\0;
+}</xmp></code></blockquote>
+						<p class="gquote-info">上述代码：非IE文本将为black，IE9及以上为purple，IE8为yellow，IE7为blue，IE6为red</p>
+					</div>
+				</li>
+			</ul>
 		</div>
 	</section>
 	<section class="g-mod g-attr" id="compatible">
@@ -70,23 +88,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">14.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">9.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -97,13 +121,15 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>结构性伪类选择符 E:root_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-html:root{color:#f00;}
+html:root {
+	color: #f00;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/pseudo-classes/target.htm b/selectors/pseudo-classes/target.htm
index 0e349743..68ee761e 100644
--- a/selectors/pseudo-classes/target.htm
+++ b/selectors/pseudo-classes/target.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:target</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:target</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:target</strong>{ sRules }</p>
+			<p><strong>E:target</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -80,23 +80,29 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
 						<td class="unsupport">6.0-8.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">4.0</td>
-						<td rowspan="2" class="support">14.0</td>
-						<td rowspan="2" class="support">15.0</td>
+						<td class="support" rowspan="2">2.0+</td>
+						<td class="support" rowspan="2">4.0+</td>
+						<td class="support" rowspan="2">3.1+</td>
+						<td class="support" rowspan="2">3.5+</td>
+						<td class="support" rowspan="2">3.2+</td>
+						<td class="support" rowspan="2">2.1+</td>
+						<td class="support" rowspan="2">18.0+</td>
 					</tr>
 					<tr>
-						<td class="support">9.0</td>
+						<td class="support">IE9.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -107,7 +113,7 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>目标伪类选择符 E:target_CSS参考手册_web前端开发参考手册系列</title>
diff --git a/selectors/pseudo-classes/visited.htm b/selectors/pseudo-classes/visited.htm
index 6f3a3aac..703d65e9 100644
--- a/selectors/pseudo-classes/visited.htm
+++ b/selectors/pseudo-classes/visited.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>E:visited</title>
@@ -50,7 +50,7 @@ <h1 class="tit">E:visited</h1>
 	<section id="syntax" class="g-mod g-attr">
 		<h2 class="tit">语法：</h2>
 		<div class="cont">
-			<p><strong>E:visited</strong>{ sRules }</p>
+			<p><strong>E:visited</strong> { sRules }</p>
 		</div>
 	</section>
 	<section id="intro" class="g-mod g-attr">
@@ -62,11 +62,11 @@ <h2 class="tit">说明：</h2>
 				<li>超链接的4种状态，需要有特定的书写顺序才能生效。
 					<div class="gquote">
 						<p class="gquote-tit"><strong>超链接状态顺序：</strong></p>
-						<blockquote class="gquote-cont"><pre><code>a:link{}
-a:visited{}
-a:hover{}
-a:active{}</code></pre></blockquote>
-						<p class="gquote-info">注意，a:hover 必须位于 a:link 和 a:visited 之后，a:active 必须位于 a:hover 之后<br />可靠的顺序是：l(link)ov(visited)e h(hover)a(active)te, 即用喜欢和讨厌两个词来概括</p>
+						<blockquote class="gquote-cont"><code><xmp>a:link {}
+a:visited {}
+a:hover {}
+a:active {}</xmp></code></blockquote>
+						<p class="gquote-info">注意，a:hover 必须位于 a:link 和 a:visited 之后，a:active 必须位于 a:hover 之后<br />可靠的顺序是：l(link)ov(visited)e h(hover)a(active)te, 即用喜欢(love)和讨厌(hate)两个词来概括</p>
 					</div>
 				</li>
 			</ul>
@@ -83,20 +83,26 @@ <h2 class="tit">兼容性：</h2>
 			<table class="g-data">
 				<thead>
 					<tr>
-						<th><span class="browser-ie">IE</span></th>
-						<th><span class="browser-firefox">Firefox</span></th>
-						<th><span class="browser-safari">Safari</span></th>
-						<th><span class="browser-chrome">Chrome</span></th>
-						<th><span class="browser-opera">Opera</span></th>
+						<th>IE</th>
+						<th>Firefox</th>
+						<th>Chrome</th>
+						<th>Safari</th>
+						<th>Opera</th>
+						<th>iOS Safari</th>
+						<th>Android Browser</th>
+						<th>Android Chrome</th>
 					</tr>
 				</thead>
 				<tbody>
 					<tr>
-						<td class="support">6.0</td>
-						<td class="support">4.0</td>
-						<td class="support">4.0</td>
-						<td class="support">4.0</td>
-						<td class="support">15.0</td>
+						<td class="support">6.0+</td>
+						<td class="support">2.0+</td>
+						<td class="support">4.0+</td>
+						<td class="support">3.1+</td>
+						<td class="support">3.5+</td>
+						<td class="support">3.2+</td>
+						<td class="support">2.1+</td>
+						<td class="support">18.0+</td>
 					</tr>
 				</tbody>
 			</table>
@@ -107,14 +113,18 @@ <h2 class="tit">示例：</h2>
 		<div class="cont">
 			<textarea cols="90" rows="10">
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>链接伪类选择符 E:visited_CSS参考手册_web前端开发参考手册系列</title>
 <meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
 <style>
-:link{color:#03c;}
-:visited{color:#f00;}
+:link {
+	color: #03c;
+}
+:visited {
+	color: #f00;
+}
 </style>
 </head>
 <body>
diff --git a/selectors/relationship/ef.htm b/selectors/relationship/ef.htm
index 8262379f..e2fb5ff5 100644
--- a/selectors/relationship/ef.htm
+++ b/selectors/relationship/ef.htm
@@ -103,7 +103,7 @@ <h2 class="tit">兼容性：</h2>
 				</thead>
 				<tbody>
 					<tr>
-						<td class="support">6.0</td>
+						<td class="support">6.0+</td>
 						<td class="support">2.0+</td>
 						<td class="support">4.0+</td>
 						<td class="support">3.1+</td>
diff --git a/skin/article.css b/skin/article.css
index 5e1d697b..3379f958 100644
--- a/skin/article.css
+++ b/skin/article.css
@@ -72,7 +72,7 @@ ol.gitem{list-style-type:decimal;}
 .g-attr .support{background:#90FF90;}
 .g-attr .unsupport{background:#FF9090;}
 .g-attr .partsupport{background:#fdd;}
-.g-attr .unknown{background:#999;}
+.g-attr .unknown{background:#ccc;}
 .g-attr xmp{white-space:pre-wrap;}
 .g-attr .incode{margin:0 3px;padding:1px 3px;border-radius:3px;background-color:#eee;}
 /* comm: g-browser(test browser) */
diff --git a/values/index.htm b/values/index.htm
index 82cb044a..95b3832a 100644
--- a/values/index.htm
+++ b/values/index.htm
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="zh-cn">
+<html lang="zh-cmn-Hans">
 <head>
 <meta charset="utf-8" />
 <title>CSS Values and Units Module index</title>