bootstrap-3.css

/*!
 * Bootstrap v3.0.3 (http://getbootstrap.com)
 * Copyright 2013 Twitter, Inc.
 * Licensed under http://www.apache.org/licenses/LICENSE-2.0
 */

/*! normalize.css v2.1.3 | MIT License | git.io/normalize */

article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
main,
nav,
section,
summary {
  display: block;
}

audio,
canvas,
video {
  display: inline-block;
}

audio:not([controls]) {
  display: none;
  height: 0;
}

[hidden],
template {
  display: none;
}

html {
  font-family: sans-serif;
  -webkit-text-size-adjust: 100%;
      -ms-text-size-adjust: 100%;
}

body {
  margin: 0;
}

a {
  background: transparent;
}

a:focus {
  outline: thin dotted;
}

a:active,
a:hover {
  outline: 0;
}

h1 {
  margin: 0.67em 0;
  font-size: 2em;
}

abbr[title] {
  border-bottom: 1px dotted;
}

b,
strong {
  font-weight: bold;/* 粗体 */
}

dfn {
  font-style: italic; /* 斜体 */
}

hr {
  height: 0;
  -moz-box-sizing: content-box;
       box-sizing: content-box;
}

mark {
  color: #000;
  background: #ff0;
}

code,
kbd,
pre,
samp {
  font-family: monospace, serif;
  font-size: 1em;
}

pre {
  white-space: pre-wrap;
}

q {
  quotes: "\201C" "\201D" "\2018" "\2019";
}

small {
  font-size: 80%;
}

sub,
sup {
  position: relative;
  font-size: 75%;
  line-height: 0;
  vertical-align: baseline;
}

sup {
  top: -0.5em;
}

sub {
  bottom: -0.25em;
}

img {
  border: 0;
}

svg:not(:root) {
  overflow: hidden;
}

figure {
  margin: 0;
}

fieldset {
  padding: 0.35em 0.625em 0.75em;
  margin: 0 2px;
  border: 1px solid #c0c0c0;
}

legend {
  padding: 0;
  border: 0;
}

button,
input,
select,
textarea {
  margin: 0;
  font-family: inherit;
  font-size: 100%;
}

button,
input {
  line-height: normal;
}

button,
select {
  text-transform: none;
}

button,
html input[type="button"],
input[type="reset"],
input[type="submit"] {
  cursor: pointer;
  -webkit-appearance: button;
}

button[disabled],
html input[disabled] {
  cursor: default;
}

input[type="checkbox"],
input[type="radio"] {
  padding: 0;
  box-sizing: border-box;
}

input[type="search"] {
  -webkit-box-sizing: content-box;
     -moz-box-sizing: content-box;
          box-sizing: content-box;
  -webkit-appearance: textfield;
}

input[type="search"]::-webkit-search-cancel-button,
input[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}

button::-moz-focus-inner,
input::-moz-focus-inner {
  padding: 0;
  border: 0;
}

textarea {
  overflow: auto;
  vertical-align: top;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

@media print {
  * {
    color: #000 !important;
    text-shadow: none !important;
    background: transparent !important;
    box-shadow: none !important;
  }
  a,
  a:visited {
    text-decoration: underline;
  }
  a[href]:after {
    content: " (" attr(href) ")";
  }
  abbr[title]:after {
    content: " (" attr(title) ")";
  }
  a[href^="javascript:"]:after,
  a[href^="#"]:after {
    content: "";
  }
  pre,
  blockquote {
    border: 1px solid #999;
    page-break-inside: avoid;
  }
  thead {
    display: table-header-group;
  }
  tr,
  img {
    page-break-inside: avoid;
  }
  img {
    max-width: 100% !important;
  }
  @page  {
    margin: 2cm .5cm;
  }
  p,
  h2,
  h3 {
    orphans: 3;
    widows: 3;
  }
  h2,
  h3 {
    page-break-after: avoid;
  }
  select {
    background: #fff !important;
  }
  .navbar {
    display: none;
  }
  .table td,
  .table th {
    background-color: #fff !important;
  }
  .btn > .caret,
  .dropup > .btn > .caret {
    border-top-color: #000 !important;
  }
  .label {
    border: 1px solid #000;
  }
  .table {
    border-collapse: collapse !important;
  }
  .table-bordered th,
  .table-bordered td {
    border: 1px solid #ddd !important;
  }
}

*,
*:before,
*:after {
  -webkit-box-sizing: border-box;
     -moz-box-sizing: border-box;
          box-sizing: border-box;
}

html {
  font-size: 62.5%;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.428571429;
  color: #333333;
  background-color: #ffffff;
}

input,
button,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

a {
  color: #428bca;
  text-decoration: none;
}

a:hover,
a:focus {
  color: #2a6496;
  text-decoration: underline;
}

a:focus {
  outline: thin dotted;
  outline: 5px auto -webkit-focus-ring-color;
  outline-offset: -2px;
}

img {
  vertical-align: middle;/*垂直居中*/
}

.img-responsive {/*响应式设计*/
  display: block;
  height: auto; /*高度自适应*/
  max-width: 100%;/*填充父元素*/
}

.img-rounded {
  border-radius: 6px;/*圆角设置*/
}

.img-thumbnail {
  display: inline-block;/*inline模式*/
  height: auto;
  max-width: 100%;
  padding: 4px; /*内边距*/
  line-height: 1.428571429;
  background-color: #ffffff;/*白色背景和内边距配合显得有层次感*/
  border: 1px solid #dddddd;/*边框*/
  border-radius: 4px;/*圆角*/
  -webkit-transition: all 0.2s ease-in-out;
          transition: all 0.2s ease-in-out;
}

.img-circle {
  border-radius: 50%;/*圆角设置*/
}

hr {
  margin-top: 20px;
  margin-bottom: 20px;
  border: 0;
  border-top: 1px solid #eeeeee;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

h1,
h2,
h3,
h4,
h5,
h6,
.h1,
.h2,
.h3,
.h4,
.h5,
.h6 {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-weight: 500;
  line-height: 1.1;
  color: inherit;
}

h1 small,
h2 small,
h3 small,
h4 small,
h5 small,
h6 small,
.h1 small,
.h2 small,
.h3 small,
.h4 small,
.h5 small,
.h6 small,
h1 .small,
h2 .small,
h3 .small,
h4 .small,
h5 .small,
h6 .small,
.h1 .small,
.h2 .small,
.h3 .small,
.h4 .small,
.h5 .small,
.h6 .small {
  font-weight: normal;
  line-height: 1;
  color: #999999;
}

h1,
h2,
h3 {
  margin-top: 20px;
  margin-bottom: 10px;
}

h1 small,
h2 small,
h3 small,
h1 .small,
h2 .small,
h3 .small {
  font-size: 65%;
}

h4,
h5,
h6 {
  margin-top: 10px;
  margin-bottom: 10px;
}

h4 small,
h5 small,
h6 small,
h4 .small,
h5 .small,
h6 .small {
  font-size: 75%;
}

h1,
.h1 {
  font-size: 36px;
}

h2,
.h2 {
  font-size: 30px;
}

h3,
.h3 {
  font-size: 24px;
}

h4,
.h4 {
  font-size: 18px;
}

h5,
.h5 {
  font-size: 14px;
}

h6,
.h6 {
  font-size: 12px;
}

p {
  margin: 0 0 10px;
}

.lead {
  margin-bottom: 20px;
  font-size: 16px;
  font-weight: 200;
  line-height: 1.4;
}

@media (min-width: 768px) { /*大中型浏览器字体稍大*/
  .lead {
    font-size: 21px;
  }
}

small,
.small {
  font-size: 85%;/* 标准字体的85% */
}

cite {
  font-style: normal;
}

.text-muted {
  color: #999999;
}

.text-primary {
  color: #428bca;
}

.text-primary:hover {
  color: #3071a9;
}

.text-warning {
  color: #8a6d3b;
}

.text-warning:hover {
  color: #66512c;
}

.text-danger {
  color: #a94442;
}

.text-danger:hover {
  color: #843534;
}

.text-success {
  color: #3c763d;
}

.text-success:hover {
  color: #2b542c;
}

.text-info {
  color: #31708f;
}

.text-info:hover {
  color: #245269;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.text-center {
  text-align: center;
}

.page-header {
  padding-bottom: 9px;  /* 设置底部内边距*/
  margin: 40px 0 20px;  /* 设置上下外边距*/
  border-bottom: 1px solid #eeeeee; /* 设置底部边框颜色为1像素*/
}

ul,
ol {
  margin-top: 0;
  margin-bottom: 10px;
}

ul ul,
ol ul,
ul ol,
ol ol {
  margin-bottom: 0;
}

.list-unstyled {
  padding-left: 0;
  list-style: none;
}

.list-inline {
  padding-left: 0;
  list-style: none;
}

.list-inline > li {
  display: inline-block;
  padding-right: 5px;
  padding-left: 5px;
}

.list-inline > li:first-child {
  padding-left: 0;
}

dl {
  margin-top: 0;
  margin-bottom: 20px;
}

dt,
dd {
  line-height: 1.428571429;
}

dt {
  font-weight: bold;
}

dd {
  margin-left: 0;
}

@media (min-width: 768px) {
  .dl-horizontal dt {
    float: left;
    width: 160px;
    overflow: hidden;
    clear: left;
    text-align: right;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .dl-horizontal dd {
    margin-left: 180px;
  }
  .dl-horizontal dd:before,
  .dl-horizontal dd:after {
    display: table;
    content: " ";
  }
  .dl-horizontal dd:after {
    clear: both;
  }
  .dl-horizontal dd:before,
  .dl-horizontal dd:after {
    display: table;
    content: " ";
  }
  .dl-horizontal dd:after {
    clear: both;
  }
}

abbr[title],
abbr[data-original-title] {
  cursor: help;
  border-bottom: 1px dotted #999999;
}

.initialism {
  font-size: 90%;
  text-transform: uppercase;
}

blockquote {
  padding: 10px 20px;
  margin: 0 0 20px;
  border-left: 5px solid #eeeeee;
}

blockquote p {
  font-size: 17.5px;
  font-weight: 300;
  line-height: 1.25;
}

blockquote p:last-child {
  margin-bottom: 0;
}

blockquote small,
blockquote .small {
  display: block;
  line-height: 1.428571429;
  color: #999999;
}

blockquote small:before,
blockquote .small:before {
  content: '\2014 \00A0';
}

blockquote.pull-right {
  padding-right: 15px;
  padding-left: 0;
  border-right: 5px solid #eeeeee;/* 右边显示的竖线 */
  border-left: 0;
}

blockquote.pull-right p,
blockquote.pull-right small,
blockquote.pull-right .small {
  text-align: right;
}

blockquote.pull-right small:before,
blockquote.pull-right .small:before {
  content: '';
}

blockquote.pull-right small:after,
blockquote.pull-right .small:after {
  content: '\00A0 \2014';
}

blockquote:before,
blockquote:after {
  content: "";
}

address {
  margin-bottom: 20px;
  font-style: normal;
  line-height: 1.428571429;
}

code,
kbd,
pre,
samp {
  font-family: Menlo, Monaco, Consolas, "Courier New", monospace;
}

code {
  padding: 2px 4px;
  font-size: 90%;
  color: #c7254e;
  white-space: nowrap;
  background-color: #f9f2f4;
  border-radius: 4px;
}

pre {
  display: block;
  padding: 9.5px;
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.428571429;
  color: #333333;
  word-break: break-all;
  word-wrap: break-word;
  background-color: #f5f5f5;
  border: 1px solid #cccccc;
  border-radius: 4px;
}

pre code {
  padding: 0;
  font-size: inherit;
  color: inherit;
  white-space: pre-wrap;
  background-color: transparent;
  border-radius: 0;
}

.pre-scrollable {
  max-height: 340px;
  overflow-y: scroll;
}

.container {
  padding-right: 15px;
  padding-left: 15px;
  margin-right: auto;/*左右居中的设置*/
  margin-left: auto;
}

.container:before,
.container:after {
  display: table;
  content: " ";
}

.container:after {
  clear: both;
}

.container:before,
.container:after {
  display: table;
  content: " ";
}

.container:after {
  clear: both;
}

@media (min-width: 768px) {
  .container {
    width: 750px;/*小型屏幕时，container样式的宽度*/
  }
}

@media (min-width: 992px) {
  .container {
    width: 970px; /*中型屏幕时，container样式的宽度*/
  }
}

@media (min-width: 1200px) {
  .container {
    width: 1170px;/*大型屏幕时，container样式的宽度*/
  }
}

.row {
  margin-right: -15px;
  margin-left: -15px;
}

.row:before,
.row:after {
  display: table;
  content: " ";
}

.row:after {
  clear: both;
}

.row:before,
.row:after {
  display: table;
  content: " ";
}

.row:after {
  clear: both;
}

.col-xs-1,
.col-sm-1,
.col-md-1,
.col-lg-1,
.col-xs-2,
.col-sm-2,
.col-md-2,
.col-lg-2,
.col-xs-3,
.col-sm-3,
.col-md-3,
.col-lg-3,
.col-xs-4,
.col-sm-4,
.col-md-4,
.col-lg-4,
.col-xs-5,
.col-sm-5,
.col-md-5,
.col-lg-5,
.col-xs-6,
.col-sm-6,
.col-md-6,
.col-lg-6,
.col-xs-7,
.col-sm-7,
.col-md-7,
.col-lg-7,
.col-xs-8,
.col-sm-8,
.col-md-8,
.col-lg-8,
.col-xs-9,
.col-sm-9,
.col-md-9,
.col-lg-9,
.col-xs-10,
.col-sm-10,
.col-md-10,
.col-lg-10,
.col-xs-11,
.col-sm-11,
.col-md-11,
.col-lg-11,
.col-xs-12,
.col-sm-12,
.col-md-12,
.col-lg-12 {
  position: relative;
  min-height: 1px;
  padding-right: 15px;
  padding-left: 15px;
}

.col-xs-1,
.col-xs-2,
.col-xs-3,
.col-xs-4,
.col-xs-5,
.col-xs-6,
.col-xs-7,
.col-xs-8,
.col-xs-9,
.col-xs-10,
.col-xs-11,
.col-xs-12 {
  float: left;
}

.col-xs-12 {
  width: 100%;
}

.col-xs-11 {
  width: 91.66666666666666%;
}

.col-xs-10 {
  width: 83.33333333333334%;
}

.col-xs-9 {
  width: 75%;
}

.col-xs-8 {
  width: 66.66666666666666%;
}

.col-xs-7 {
  width: 58.333333333333336%;
}

.col-xs-6 {
  width: 50%;
}

.col-xs-5 {
  width: 41.66666666666667%;
}

.col-xs-4 {
  width: 33.33333333333333%;
}

.col-xs-3 {
  width: 25%;
}

.col-xs-2 {
  width: 16.666666666666664%;
}

.col-xs-1 {
  width: 8.333333333333332%;
}

.col-xs-pull-12 {
  right: 100%;
}

.col-xs-pull-11 {
  right: 91.66666666666666%;
}

.col-xs-pull-10 {
  right: 83.33333333333334%;
}

.col-xs-pull-9 {
  right: 75%;
}

.col-xs-pull-8 {
  right: 66.66666666666666%;
}

.col-xs-pull-7 {
  right: 58.333333333333336%;
}

.col-xs-pull-6 {
  right: 50%;
}

.col-xs-pull-5 {
  right: 41.66666666666667%;
}

.col-xs-pull-4 {
  right: 33.33333333333333%;
}

.col-xs-pull-3 {
  right: 25%;
}

.col-xs-pull-2 {
  right: 16.666666666666664%;
}

.col-xs-pull-1 {
  right: 8.333333333333332%;
}

.col-xs-pull-0 {
  right: 0;
}

.col-xs-push-12 {
  left: 100%;
}

.col-xs-push-11 {
  left: 91.66666666666666%;
}

.col-xs-push-10 {
  left: 83.33333333333334%;
}

.col-xs-push-9 {
  left: 75%;
}

.col-xs-push-8 {
  left: 66.66666666666666%;
}

.col-xs-push-7 {
  left: 58.333333333333336%;
}

.col-xs-push-6 {
  left: 50%;
}

.col-xs-push-5 {
  left: 41.66666666666667%;
}

.col-xs-push-4 {
  left: 33.33333333333333%;
}

.col-xs-push-3 {
  left: 25%;
}

.col-xs-push-2 {
  left: 16.666666666666664%;
}

.col-xs-push-1 {
  left: 8.333333333333332%;
}

.col-xs-push-0 {
  left: 0;
}

.col-xs-offset-12 {
  margin-left: 100%;
}

.col-xs-offset-11 {
  margin-left: 91.66666666666666%;
}

.col-xs-offset-10 {
  margin-left: 83.33333333333334%;
}

.col-xs-offset-9 {
  margin-left: 75%;
}

.col-xs-offset-8 {
  margin-left: 66.66666666666666%;
}

.col-xs-offset-7 {
  margin-left: 58.333333333333336%;
}

.col-xs-offset-6 {
  margin-left: 50%;
}

.col-xs-offset-5 {
  margin-left: 41.66666666666667%;
}

.col-xs-offset-4 {
  margin-left: 33.33333333333333%;
}

.col-xs-offset-3 {
  margin-left: 25%;
}

.col-xs-offset-2 {
  margin-left: 16.666666666666664%;
}

.col-xs-offset-1 {
  margin-left: 8.333333333333332%;
}

.col-xs-offset-0 {
  margin-left: 0;
}

@media (min-width: 768px) {
  .col-sm-1,
  .col-sm-2,
  .col-sm-3,
  .col-sm-4,
  .col-sm-5,
  .col-sm-6,
  .col-sm-7,
  .col-sm-8,
  .col-sm-9,
  .col-sm-10,
  .col-sm-11,
  .col-sm-12 {
    float: left;
  }
  .col-sm-12 {
    width: 100%;
  }
  .col-sm-11 {
    width: 91.66666666666666%;
  }
  .col-sm-10 {
    width: 83.33333333333334%;
  }
  .col-sm-9 {
    width: 75%;
  }
  .col-sm-8 {
    width: 66.66666666666666%;
  }
  .col-sm-7 {
    width: 58.333333333333336%;
  }
  .col-sm-6 {
    width: 50%;
  }
  .col-sm-5 {
    width: 41.66666666666667%;
  }
  .col-sm-4 {
    width: 33.33333333333333%;
  }
  .col-sm-3 {
    width: 25%;
  }
  .col-sm-2 {
    width: 16.666666666666664%;
  }
  .col-sm-1 {
    width: 8.333333333333332%;
  }
  .col-sm-pull-12 {
    right: 100%;
  }
  .col-sm-pull-11 {
    right: 91.66666666666666%;
  }
  .col-sm-pull-10 {
    right: 83.33333333333334%;
  }
  .col-sm-pull-9 {
    right: 75%;
  }
  .col-sm-pull-8 {
    right: 66.66666666666666%;
  }
  .col-sm-pull-7 {
    right: 58.333333333333336%;
  }
  .col-sm-pull-6 {
    right: 50%;
  }
  .col-sm-pull-5 {
    right: 41.66666666666667%;
  }
  .col-sm-pull-4 {
    right: 33.33333333333333%;
  }
  .col-sm-pull-3 {
    right: 25%;
  }
  .col-sm-pull-2 {
    right: 16.666666666666664%;
  }
  .col-sm-pull-1 {
    right: 8.333333333333332%;
  }
  .col-sm-pull-0 {
    right: 0;
  }
  .col-sm-push-12 {
    left: 100%;
  }
  .col-sm-push-11 {
    left: 91.66666666666666%;
  }
  .col-sm-push-10 {
    left: 83.33333333333334%;
  }
  .col-sm-push-9 {
    left: 75%;
  }
  .col-sm-push-8 {
    left: 66.66666666666666%;
  }
  .col-sm-push-7 {
    left: 58.333333333333336%;
  }
  .col-sm-push-6 {
    left: 50%;
  }
  .col-sm-push-5 {
    left: 41.66666666666667%;
  }
  .col-sm-push-4 {
    left: 33.33333333333333%;
  }
  .col-sm-push-3 {
    left: 25%;
  }
  .col-sm-push-2 {
    left: 16.666666666666664%;
  }
  .col-sm-push-1 {
    left: 8.333333333333332%;
  }
  .col-sm-push-0 {
    left: 0;
  }
  .col-sm-offset-12 {
    margin-left: 100%;
  }
  .col-sm-offset-11 {
    margin-left: 91.66666666666666%;
  }
  .col-sm-offset-10 {
    margin-left: 83.33333333333334%;
  }
  .col-sm-offset-9 {
    margin-left: 75%;
  }
  .col-sm-offset-8 {
    margin-left: 66.66666666666666%;
  }
  .col-sm-offset-7 {
    margin-left: 58.333333333333336%;
  }
  .col-sm-offset-6 {
    margin-left: 50%;
  }
  .col-sm-offset-5 {
    margin-left: 41.66666666666667%;
  }
  .col-sm-offset-4 {
    margin-left: 33.33333333333333%;
  }
  .col-sm-offset-3 {
    margin-left: 25%;
  }
  .col-sm-offset-2 {
    margin-left: 16.666666666666664%;
  }
  .col-sm-offset-1 {
    margin-left: 8.333333333333332%;
  }
  .col-sm-offset-0 {
    margin-left: 0;
  }
}

@media (min-width: 992px) {
  .col-md-1,
  .col-md-2,
  .col-md-3,
  .col-md-4,
  .col-md-5,
  .col-md-6,
  .col-md-7,
  .col-md-8,
  .col-md-9,
  .col-md-10,
  .col-md-11,
  .col-md-12 {
    float: left;/*确保12个列，都是左浮动*/
  }
  .col-md-12 {
    width: 100%; /*定义每个组合的宽度百分比*/
  }
  .col-md-11 {
    width: 91.66666666666666%;
  }
  .col-md-10 {
    width: 83.33333333333334%;
  }
  .col-md-9 {
    width: 75%;
  }
  .col-md-8 {
    width: 66.66666666666666%;
  }
  .col-md-7 {
    width: 58.333333333333336%;
  }
  .col-md-6 {
    width: 50%;
  }
  .col-md-5 {
    width: 41.66666666666667%;
  }
  .col-md-4 {
    width: 33.33333333333333%;
  }
  .col-md-3 {
    width: 25%;
  }
  .col-md-2 {
    width: 16.666666666666664%;
  }
  .col-md-1 {
    width: 8.333333333333332%;
  }
  .col-md-pull-12 {
    right: 100%;
  }
  .col-md-pull-11 {
    right: 91.66666666666666%;
  }
  .col-md-pull-10 {
    right: 83.33333333333334%;
  }
  .col-md-pull-9 {
    right: 75%;
  }
  .col-md-pull-8 {
    right: 66.66666666666666%;
  }
  .col-md-pull-7 {
    right: 58.333333333333336%;
  }
  .col-md-pull-6 {
    right: 50%;
  }
  .col-md-pull-5 {
    right: 41.66666666666667%;
  }
  .col-md-pull-4 {
    right: 33.33333333333333%;
  }
  .col-md-pull-3 {
    right: 25%;
  }
  .col-md-pull-2 {
    right: 16.666666666666664%;
  }
  .col-md-pull-1 {
    right: 8.333333333333332%;
  }
  .col-md-pull-0 {
    right: 0;
  }
  .col-md-push-12 {
    left: 100%;
  }
  .col-md-push-11 {
    left: 91.66666666666666%;
  }
  .col-md-push-10 {
    left: 83.33333333333334%;
  }
  .col-md-push-9 {
    left: 75%;
  }
  .col-md-push-8 {
    left: 66.66666666666666%;
  }
  .col-md-push-7 {
    left: 58.333333333333336%;
  }
  .col-md-push-6 {
    left: 50%;
  }
  .col-md-push-5 {
    left: 41.66666666666667%;
  }
  .col-md-push-4 {
    left: 33.33333333333333%;
  }
  .col-md-push-3 {
    left: 25%;
  }
  .col-md-push-2 {
    left: 16.666666666666664%;
  }
  .col-md-push-1 {
    left: 8.333333333333332%;
  }
  .col-md-push-0 {
    left: 0;
  }
  .col-md-offset-12 {
    margin-left: 100%;
  }
  .col-md-offset-11 {
    margin-left: 91.66666666666666%;
  }
  .col-md-offset-10 {
    margin-left: 83.33333333333334%;
  }
  .col-md-offset-9 {
    margin-left: 75%;
  }
  .col-md-offset-8 {
    margin-left: 66.66666666666666%;
  }
  .col-md-offset-7 {
    margin-left: 58.333333333333336%;
  }
  .col-md-offset-6 {
    margin-left: 50%;
  }
  .col-md-offset-5 {
    margin-left: 41.66666666666667%;
  }
  .col-md-offset-4 {
    margin-left: 33.33333333333333%;
  }
  .col-md-offset-3 {
    margin-left: 25%;
  }
  .col-md-offset-2 {
    margin-left: 16.666666666666664%;
  }
  .col-md-offset-1 {
    margin-left: 8.333333333333332%;
  }
  .col-md-offset-0 {
    margin-left: 0;
  }
}

@media (min-width: 1200px) {
  .col-lg-1,
  .col-lg-2,
  .col-lg-3,
  .col-lg-4,
  .col-lg-5,
  .col-lg-6,
  .col-lg-7,
  .col-lg-8,
  .col-lg-9,
  .col-lg-10,
  .col-lg-11,
  .col-lg-12 {
    float: left;
  }
  .col-lg-12 {
    width: 100%;
  }
  .col-lg-11 {
    width: 91.66666666666666%;
  }
  .col-lg-10 {
    width: 83.33333333333334%;
  }
  .col-lg-9 {
    width: 75%;
  }
  .col-lg-8 {
    width: 66.66666666666666%;
  }
  .col-lg-7 {
    width: 58.333333333333336%;
  }
  .col-lg-6 {
    width: 50%;
  }
  .col-lg-5 {
    width: 41.66666666666667%;
  }
  .col-lg-4 {
    width: 33.33333333333333%;
  }
  .col-lg-3 {
    width: 25%;
  }
  .col-lg-2 {
    width: 16.666666666666664%;
  }
  .col-lg-1 {
    width: 8.333333333333332%;
  }
  .col-lg-pull-12 {
    right: 100%;
  }
  .col-lg-pull-11 {
    right: 91.66666666666666%;
  }
  .col-lg-pull-10 {
    right: 83.33333333333334%;
  }
  .col-lg-pull-9 {
    right: 75%;
  }
  .col-lg-pull-8 {
    right: 66.66666666666666%;
  }
  .col-lg-pull-7 {
    right: 58.333333333333336%;
  }
  .col-lg-pull-6 {
    right: 50%;
  }
  .col-lg-pull-5 {
    right: 41.66666666666667%;
  }
  .col-lg-pull-4 {
    right: 33.33333333333333%;
  }
  .col-lg-pull-3 {
    right: 25%;
  }
  .col-lg-pull-2 {
    right: 16.666666666666664%;
  }
  .col-lg-pull-1 {
    right: 8.333333333333332%;
  }
  .col-lg-pull-0 {
    right: 0;
  }
  .col-lg-push-12 {
    left: 100%;
  }
  .col-lg-push-11 {
    left: 91.66666666666666%;
  }
  .col-lg-push-10 {
    left: 83.33333333333334%;
  }
  .col-lg-push-9 {
    left: 75%;
  }
  .col-lg-push-8 {
    left: 66.66666666666666%;
  }
  .col-lg-push-7 {
    left: 58.333333333333336%;
  }
  .col-lg-push-6 {
    left: 50%;
  }
  .col-lg-push-5 {
    left: 41.66666666666667%;
  }
  .col-lg-push-4 {
    left: 33.33333333333333%;
  }
  .col-lg-push-3 {
    left: 25%;
  }
  .col-lg-push-2 {
    left: 16.666666666666664%;
  }
  .col-lg-push-1 {
    left: 8.333333333333332%;
  }
  .col-lg-push-0 {
    left: 0;
  }
  .col-lg-offset-12 {
    margin-left: 100%;
  }
  .col-lg-offset-11 {
    margin-left: 91.66666666666666%;
  }
  .col-lg-offset-10 {
    margin-left: 83.33333333333334%;
  }
  .col-lg-offset-9 {
    margin-left: 75%;
  }
  .col-lg-offset-8 {
    margin-left: 66.66666666666666%;
  }
  .col-lg-offset-7 {
    margin-left: 58.333333333333336%;
  }
  .col-lg-offset-6 {
    margin-left: 50%;
  }
  .col-lg-offset-5 {
    margin-left: 41.66666666666667%;
  }
  .col-lg-offset-4 {
    margin-left: 33.33333333333333%;
  }
  .col-lg-offset-3 {
    margin-left: 25%;
  }
  .col-lg-offset-2 {
    margin-left: 16.666666666666664%;
  }
  .col-lg-offset-1 {
    margin-left: 8.333333333333332%;
  }
  .col-lg-offset-0 {
    margin-left: 0;
  }
}

table {
  max-width: 100%;
  background-color: transparent;
}

th {
  text-align: left;
}

.table {
  width: 100%;
  margin-bottom: 20px;
}

.table > thead > tr > th,
.table > tbody > tr > th,
.table > tfoot > tr > th,
.table > thead > tr > td,
.table > tbody > tr > td,
.table > tfoot > tr > td {
  padding: 8px; /*设置单元格的内边距*/
  line-height: 1.428571429;
  vertical-align: top;
  border-top: 1px solid #dddddd;/* 每行记录的顶部都有1个像素的横线 */
}

.table > thead > tr > th {
  vertical-align: bottom;
  border-bottom: 2px solid #dddddd; /* thead有2个像素的横线 */
}

.table > caption + thead > tr:first-child > th,
.table > colgroup + thead > tr:first-child > th,
.table > thead:first-child > tr:first-child > th,
.table > caption + thead > tr:first-child > td,
.table > colgroup + thead > tr:first-child > td,
.table > thead:first-child > tr:first-child > td {
  border-top: 0;
}

.table > tbody + tbody {
  border-top: 2px solid #dddddd; /* 如果表格里有2个tbody，两者之间也会有2个像素的横线 */
}

.table .table {
  background-color: #ffffff;
}

.table-condensed > thead > tr > th,
.table-condensed > tbody > tr > th,
.table-condensed > tfoot > tr > th,
.table-condensed > thead > tr > td,
.table-condensed > tbody > tr > td,
.table-condensed > tfoot > tr > td {
  padding: 5px;
}

.table-bordered {
  border: 1px solid #dddddd; /* 整体表格边框 */
}

.table-bordered > thead > tr > th,
.table-bordered > tbody > tr > th,
.table-bordered > tfoot > tr > th,
.table-bordered > thead > tr > td,
.table-bordered > tbody > tr > td,
.table-bordered > tfoot > tr > td {
  border: 1px solid #dddddd; /* 单元格边框 */
}

.table-bordered > thead > tr > th,
.table-bordered > thead > tr > td {
  border-bottom-width: 2px; /* 表头底部边框 */
}

.table-striped > tbody > tr:nth-child(odd) > td,
.table-striped > tbody > tr:nth-child(odd) > th {
  background-color: #f9f9f9; /*如果需要更换颜色，需要重载覆盖才行（详情，阅读第2章的CSS架构）*/
}

.table-hover > tbody > tr:hover > td,
.table-hover > tbody > tr:hover > th {
  background-color: #f5f5f5;
}

table col[class*="col-"] {
  position: static;
  display: table-column;
  float: none;
}

table td[class*="col-"],
table th[class*="col-"] {
  display: table-cell;
  float: none;
}

.table > thead > tr > .active,
.table > tbody > tr > .active,
.table > tfoot > tr > .active,
.table > thead > .active > td,
.table > tbody > .active > td,
.table > tfoot > .active > td,
.table > thead > .active > th,
.table > tbody > .active > th,
.table > tfoot > .active > th {
  background-color: #f5f5f5;
}

.table-hover > tbody > tr > .active:hover,
.table-hover > tbody > .active:hover > td,
.table-hover > tbody > .active:hover > th {
  background-color: #e8e8e8;
}

.table > thead > tr > .success,
.table > tbody > tr > .success,
.table > tfoot > tr > .success,
.table > thead > .success > td,
.table > tbody > .success > td,
.table > tfoot > .success > td,
.table > thead > .success > th,
.table > tbody > .success > th,
.table > tfoot > .success > th {
  background-color: #dff0d8;
}

.table-hover > tbody > tr > .success:hover,
.table-hover > tbody > .success:hover > td,
.table-hover > tbody > .success:hover > th {
  background-color: #d0e9c6;
}

.table > thead > tr > .danger,
.table > tbody > tr > .danger,
.table > tfoot > tr > .danger,
.table > thead > .danger > td,
.table > tbody > .danger > td,
.table > tfoot > .danger > td,
.table > thead > .danger > th,
.table > tbody > .danger > th,
.table > tfoot > .danger > th {
  background-color: #f2dede; /* danger样式的tr背景色*/
}

.table-hover > tbody > tr > .danger:hover,
.table-hover > tbody > .danger:hover > td,
.table-hover > tbody > .danger:hover > th {
  background-color: #ebcccc;/* table-hover和danger一起使用时，鼠标悬停时的tr背景色*/
}

.table > thead > tr > .warning,
.table > tbody > tr > .warning,
.table > tfoot > tr > .warning,
.table > thead > .warning > td,
.table > tbody > .warning > td,
.table > tfoot > .warning > td,
.table > thead > .warning > th,
.table > tbody > .warning > th,
.table > tfoot > .warning > th {
  background-color: #fcf8e3;
}

.table-hover > tbody > tr > .warning:hover,
.table-hover > tbody > .warning:hover > td,
.table-hover > tbody > .warning:hover > th {
  background-color: #faf2cc;
}

@media (max-width: 767px) {
  .table-responsive {
    width: 100%;
    margin-bottom: 15px;/* 设置底部外边距，避免重叠 */
    overflow-x: scroll;/* 超出范围，水平可滚动 */
    overflow-y: hidden;
    border: 1px solid #dddddd; /* 设置1像素的边框 */
    -ms-overflow-style: -ms-autohiding-scrollbar;
    -webkit-overflow-scrolling: touch;
  }
  .table-responsive > .table {
    margin-bottom: 0;
  }
  .table-responsive > .table > thead > tr > th,
  .table-responsive > .table > tbody > tr > th,
  .table-responsive > .table > tfoot > tr > th,
  .table-responsive > .table > thead > tr > td,
  .table-responsive > .table > tbody > tr > td,
  .table-responsive > .table > tfoot > tr > td {
    white-space: nowrap;/* 确保单元格中的文本不会换行，直到遇到 <br> 标签为止*/
  }
  .table-responsive > .table-bordered {
    border: 0; /*将整个表格的外边框都设置为0px*/
  }
  .table-responsive > .table-bordered > thead > tr > th:first-child,
  .table-responsive > .table-bordered > tbody > tr > th:first-child,
  .table-responsive > .table-bordered > tfoot > tr > th:first-child,
  .table-responsive > .table-bordered > thead > tr > td:first-child,
  .table-responsive > .table-bordered > tbody > tr > td:first-child,
  .table-responsive > .table-bordered > tfoot > tr > td:first-child {
    border-left: 0;/*将所有tr的第一个单元格（即最左边的一列）的左边框都设置为0px*/
  }
  .table-responsive > .table-bordered > thead > tr > th:last-child,
  .table-responsive > .table-bordered > tbody > tr > th:last-child,
  .table-responsive > .table-bordered > tfoot > tr > th:last-child,
  .table-responsive > .table-bordered > thead > tr > td:last-child,
  .table-responsive > .table-bordered > tbody > tr > td:last-child,
  .table-responsive > .table-bordered > tfoot > tr > td:last-child {
    border-right: 0; /*将所有tr的最后一个单元格（即最右边的一列）的右边框都设置为0px*/
  }
  .table-responsive > .table-bordered > tbody > tr:last-child > th,
  .table-responsive > .table-bordered > tfoot > tr:last-child > th,
  .table-responsive > .table-bordered > tbody > tr:last-child > td,
  .table-responsive > .table-bordered > tfoot > tr:last-child > td {
    border-bottom: 0; /*将最后一行tr里的单元格的底部边框都设置为0px*/
  }
}

fieldset {
  padding: 0;
  margin: 0;
  border: 0;
}

legend {
  display: block;
  width: 100%;
  padding: 0;
  margin-bottom: 20px;
  font-size: 21px;
  line-height: inherit;
  color: #333333;
  border: 0;
  border-bottom: 1px solid #e5e5e5;
}

label {
  display: inline-block;
  margin-bottom: 5px;
  font-weight: bold;
}

input[type="search"] {
  -webkit-box-sizing: border-box;
     -moz-box-sizing: border-box;
          box-sizing: border-box;
}

input[type="radio"],
input[type="checkbox"] {
  margin: 4px 0 0;
  margin-top: 1px \9;
  /* IE8-9 */

  line-height: normal;
}

input[type="file"] {
  display: block;
}

select[multiple],
select[size] {
  height: auto;
}

select optgroup {
  font-family: inherit;
  font-size: inherit;
  font-style: inherit;
}

input[type="file"]:focus,
input[type="radio"]:focus,
input[type="checkbox"]:focus {
  outline: thin dotted;
  outline: 5px auto -webkit-focus-ring-color;
  outline-offset: -2px;
}

input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  height: auto;
}

output {
  display: block;
  padding-top: 7px;
  font-size: 14px;
  line-height: 1.428571429;
  color: #555555;
  vertical-align: middle;
}

.form-control {
  display: block;
  width: 100%; /* 设置宽度是100% */
  height: 34px;
  padding: 6px 12px;
  font-size: 14px;
  line-height: 1.428571429;
  color: #555555;
  vertical-align: middle;
  background-color: #ffffff;
  background-image: none;
  border: 1px solid #cccccc;/* 边框设置 */
  border-radius: 4px; /* 圆角设置*/
  -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
          box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
  -webkit-transition: border-color ease-in-out 0.15s, box-shadow ease-in-out 0.15s;
          transition: border-color ease-in-out 0.15s, box-shadow ease-in-out 0.15s;
}

.form-control:focus {
  border-color: #66afe9; /* 作用域焦点时的边框颜色*/
  outline: 0;
  -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 8px rgba(102, 175, 233, 0.6);
          box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 8px rgba(102, 175, 233, 0.6);
}

.form-control:-moz-placeholder {
  color: #999999;/* placeholder的文本颜色：moz浏览器*/
}

.form-control::-moz-placeholder {
  color: #999999;
  opacity: 1;
}

.form-control:-ms-input-placeholder {
  color: #999999;/* placeholder的文本颜色：IE浏览器*/
}

.form-control::-webkit-input-placeholder {
  color: #999999; /* placeholder的文本颜色：webkit浏览器*/
}

.form-control[disabled],
.form-control[readonly],
fieldset[disabled] .form-control { /* form-control控件或fieldset元素被禁用的话，显示不允许输入手型*/
  cursor: not-allowed;
  background-color: #eeeeee;
}

textarea.form-control {
  height: auto;
}

.form-group {
  margin-bottom: 15px;
}

.radio,
.checkbox {/* 通过让单选框和复选框都能左右和水平居中 */
  display: block;
  min-height: 20px;
  padding-left: 20px;
  margin-top: 10px;
  margin-bottom: 10px;
  vertical-align: middle;
}

.radio label,
.checkbox label { /* 内部有label的话，内联显示 */
  display: inline;
  margin-bottom: 0;
  font-weight: normal;
  cursor: pointer;
}

.radio input[type="radio"],
.radio-inline input[type="radio"],
.checkbox input[type="checkbox"],
.checkbox-inline input[type="checkbox"] {
  float: left;
  margin-left: -20px;
}

.radio + .radio,
.checkbox + .checkbox {
  margin-top: -5px;
}

.radio-inline,
.checkbox-inline { /* 在其他元素上设置*-inline样式的话，也可以让多个控件水平一行显示 */
  display: inline-block;
  padding-left: 20px;
  margin-bottom: 0;
  font-weight: normal;
  vertical-align: middle;/* 垂直居中 */
  cursor: pointer;
}

.radio-inline + .radio-inline,
.checkbox-inline + .checkbox-inline {
  margin-top: 0;
  margin-left: 10px;/* 每个选项间距10px */
}

input[type="radio"][disabled],
input[type="checkbox"][disabled],
.radio[disabled],
.radio-inline[disabled],
.checkbox[disabled],
.checkbox-inline[disabled],
fieldset[disabled] input[type="radio"],
fieldset[disabled] input[type="checkbox"],
fieldset[disabled] .radio,
fieldset[disabled] .radio-inline,
fieldset[disabled] .checkbox,
fieldset[disabled] .checkbox-inline {
  cursor: not-allowed;
}

.input-sm {
  height: 30px;
  padding: 5px 10px;
  font-size: 12px;
  line-height: 1.5;
  border-radius: 3px;
}

select.input-sm {
  height: 30px;
  line-height: 30px;
}

textarea.input-sm {
  height: auto;
}

.input-lg {/* 设置大的输入框input*/
  height: 46px;
  padding: 10px 16px;
  font-size: 18px;
  line-height: 1.33;
  border-radius: 6px;
}

select.input-lg {/* 设置大的选择框select*/
  height: 46px;
  line-height: 46px;
}

textarea.input-lg { /* 设置大的文本框textarea*/
  height: auto;
}

.has-warning .help-block,
.has-warning .control-label,
.has-warning .radio,
.has-warning .checkbox,
.has-warning .radio-inline,
.has-warning .checkbox-inline { /* has-warning容器内部的控件文本颜色统一设置*/
  color: #8a6d3b;/* 所以不使用control-label，使用其他（如help-block）的也可以*/
}

.has-warning .form-control { /* 为has-warning容器内部的form-control控件设置边框和阴影效果*/
  border-color: #8a6d3b;
  -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
          box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
}

.has-warning .form-control:focus { /* has-warning容器内部的控件在焦点时的效果颜色更深*/
  border-color: #66512c;
  -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px #c0a16b;
          box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px #c0a16b;
}

.has-warning .input-group-addon { /* addon的背景色和字体颜色也要同步设置*/
  color: #8a6d3b;
  background-color: #fcf8e3;
  border-color: #8a6d3b;
}

.has-error .help-block,
.has-error .control-label,
.has-error .radio,
.has-error .checkbox,
.has-error .radio-inline,
.has-error .checkbox-inline {
  color: #a94442;
}

.has-error .form-control {
  border-color: #a94442;
  -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
          box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
}

.has-error .form-control:focus {
  border-color: #843534;
  -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px #ce8483;
          box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px #ce8483;
}

.has-error .input-group-addon {
  color: #a94442;
  background-color: #f2dede;
  border-color: #a94442;
}

.has-success .help-block,
.has-success .control-label,
.has-success .radio,
.has-success .checkbox,
.has-success .radio-inline,
.has-success .checkbox-inline {
  color: #3c763d;
}

.has-success .form-control {
  border-color: #3c763d;
  -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
          box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
}

.has-success .form-control:focus {
  border-color: #2b542c;
  -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px #67b168;
          box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px #67b168;
}

.has-success .input-group-addon {
  color: #3c763d;
  background-color: #dff0d8;
  border-color: #3c763d;
}

.form-control-static {
  margin-bottom: 0;
}

.help-block {
  display: block;
  margin-top: 5px;
  margin-bottom: 10px;
  color: #737373;
}

@media (min-width: 768px) { /* 大于768像素的浏览器才生效*/
  .form-inline .form-group {
    display: inline-block;/* 内联方式显示*/
    margin-bottom: 0;
    vertical-align: middle;
  }
  .form-inline .form-control {
    display: inline-block;/* 内联方式显示，但由于form-control样式设置了100%的宽度，所以没什么用*/
  }
  .form-inline select.form-control {
    width: auto;
  }
  .form-inline .radio,
  .form-inline .checkbox {
    display: inline-block;
    padding-left: 0;
    margin-top: 0; /* 确保上下居中*/
    margin-bottom: 0;
  }
  .form-inline .radio input[type="radio"],
  .form-inline .checkbox input[type="checkbox"] {
    float: none; /* 不使用浮动定位*/
    margin-left: 0;
  }
}

.form-horizontal .control-label,
.form-horizontal .radio,
.form-horizontal .checkbox,
.form-horizontal .radio-inline,
.form-horizontal .checkbox-inline {/* 简单设置了一下padding和margin */
  padding-top: 7px;
  margin-top: 0;
  margin-bottom: 0;
}

.form-horizontal .radio,
.form-horizontal .checkbox {
  min-height: 27px;/* 设置最小高度 */
}

.form-horizontal .form-group {/* 简单设置了一下margin */
  margin-right: -15px;
  margin-left: -15px;
}

.form-horizontal .form-group:before,
.form-horizontal .form-group:after { /* 设置显示样式为table */
  display: table;
  content: " ";
}

.form-horizontal .form-group:after {
  clear: both;
}

.form-horizontal .form-group:before,
.form-horizontal .form-group:after {
  display: table;
  content: " ";
}

.form-horizontal .form-group:after {
  clear: both;
}

.form-horizontal .form-control-static {
  padding-top: 7px;
}

@media (min-width: 768px) {
  .form-horizontal .control-label {
    text-align: right; /* 大屏幕下，label可以居右显示 */
  }
}

.btn {
  display: inline-block;/* inline模式*/
  padding: 6px 12px;
  margin-bottom: 0;
  font-size: 14px;
  font-weight: normal;
  line-height: 1.428571429;
  text-align: center;
  white-space: nowrap;
  vertical-align: middle;
  cursor: pointer;/* 手型 */
  background-image: none;
  border: 1px solid transparent; /* 边框 */
  border-radius: 4px;/* 圆角*/
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
       -o-user-select: none;
          user-select: none;
}

.btn:focus {
  outline: thin dotted;
  outline: 5px auto -webkit-focus-ring-color;
  outline-offset: -2px;
}

.btn:hover,
.btn:focus {
  color: #333333;
  text-decoration: none;
}

.btn:active,
.btn.active {
  background-image: none;
  outline: 0;/* 消除outline*/
  -webkit-box-shadow: inset 0 3px 5px rgba(0, 0, 0, 0.125);/*定义阴影*/
          box-shadow: inset 0 3px 5px rgba(0, 0, 0, 0.125);
}

.btn.disabled,
.btn[disabled],
fieldset[disabled] .btn {
  pointer-events: none;
  cursor: not-allowed;
  opacity: 0.65;/* 透明处理*/
  filter: alpha(opacity=65);
  -webkit-box-shadow: none;
          box-shadow: none;/* 去除阴影*/
}

.btn-default { /* 定义default风格相关的颜色 */
  color: #333333;
  background-color: #ffffff;
  border-color: #cccccc;
}

.btn-default:hover,
.btn-default:focus,
.btn-default:active,
.btn-default.active,
.open .dropdown-toggle.btn-default { /* hover、focus、active变化时的颜色 */
  color: #333333;
  background-color: #ebebeb;
  border-color: #adadad;
}

.btn-default:active,
.btn-default.active,
.open .dropdown-toggle.btn-default { /* active状态下，背景图设置为none */
  background-image: none;
}

.btn-default.disabled,
.btn-default[disabled],
fieldset[disabled] .btn-default,
.btn-default.disabled:hover,
.btn-default[disabled]:hover,
fieldset[disabled] .btn-default:hover,
.btn-default.disabled:focus,
.btn-default[disabled]:focus,
fieldset[disabled] .btn-default:focus,
.btn-default.disabled:active,
.btn-default[disabled]:active,
fieldset[disabled] .btn-default:active,
.btn-default.disabled.active,
.btn-default[disabled].active,
fieldset[disabled] .btn-default.active { /* 禁用状态下，各种变化时的颜色 */
  background-color: #ffffff;
  border-color: #cccccc;
}

.btn-default .badge { /* 按钮内部有徽章的话，设置徽章的显示颜色和背景色 */
  color: #ffffff;
  background-color: #fff;
}

.btn-primary {
  color: #ffffff;
  background-color: #428bca;
  border-color: #357ebd;
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active,
.btn-primary.active,
.open .dropdown-toggle.btn-primary {
  color: #ffffff;
  background-color: #3276b1;
  border-color: #285e8e;
}

.btn-primary:active,
.btn-primary.active,
.open .dropdown-toggle.btn-primary {
  background-image: none;
}

.btn-primary.disabled,
.btn-primary[disabled],
fieldset[disabled] .btn-primary,
.btn-primary.disabled:hover,
.btn-primary[disabled]:hover,
fieldset[disabled] .btn-primary:hover,
.btn-primary.disabled:focus,
.btn-primary[disabled]:focus,
fieldset[disabled] .btn-primary:focus,
.btn-primary.disabled:active,
.btn-primary[disabled]:active,
fieldset[disabled] .btn-primary:active,
.btn-primary.disabled.active,
.btn-primary[disabled].active,
fieldset[disabled] .btn-primary.active {
  background-color: #428bca;
  border-color: #357ebd;
}

.btn-primary .badge {
  color: #428bca;
  background-color: #fff;
}

.btn-warning {
  color: #ffffff;
  background-color: #f0ad4e;
  border-color: #eea236;
}

.btn-warning:hover,
.btn-warning:focus,
.btn-warning:active,
.btn-warning.active,
.open .dropdown-toggle.btn-warning {
  color: #ffffff;
  background-color: #ed9c28;
  border-color: #d58512;
}

.btn-warning:active,
.btn-warning.active,
.open .dropdown-toggle.btn-warning {
  background-image: none;
}

.btn-warning.disabled,
.btn-warning[disabled],
fieldset[disabled] .btn-warning,
.btn-warning.disabled:hover,
.btn-warning[disabled]:hover,
fieldset[disabled] .btn-warning:hover,
.btn-warning.disabled:focus,
.btn-warning[disabled]:focus,
fieldset[disabled] .btn-warning:focus,
.btn-warning.disabled:active,
.btn-warning[disabled]:active,
fieldset[disabled] .btn-warning:active,
.btn-warning.disabled.active,
.btn-warning[disabled].active,
fieldset[disabled] .btn-warning.active {
  background-color: #f0ad4e;
  border-color: #eea236;
}

.btn-warning .badge {
  color: #f0ad4e;
  background-color: #fff;
}

.btn-danger {
  color: #ffffff;
  background-color: #d9534f;
  border-color: #d43f3a;
}

.btn-danger:hover,
.btn-danger:focus,
.btn-danger:active,
.btn-danger.active,
.open .dropdown-toggle.btn-danger {
  color: #ffffff;
  background-color: #d2322d;
  border-color: #ac2925;
}

.btn-danger:active,
.btn-danger.active,
.open .dropdown-toggle.btn-danger {
  background-image: none;
}

.btn-danger.disabled,
.btn-danger[disabled],
fieldset[disabled] .btn-danger,
.btn-danger.disabled:hover,
.btn-danger[disabled]:hover,
fieldset[disabled] .btn-danger:hover,
.btn-danger.disabled:focus,
.btn-danger[disabled]:focus,
fieldset[disabled] .btn-danger:focus,
.btn-danger.disabled:active,
.btn-danger[disabled]:active,
fieldset[disabled] .btn-danger:active,
.btn-danger.disabled.active,
.btn-danger[disabled].active,
fieldset[disabled] .btn-danger.active {
  background-color: #d9534f;
  border-color: #d43f3a;
}

.btn-danger .badge {
  color: #d9534f;
  background-color: #fff;
}

.btn-success {
  color: #ffffff;
  background-color: #5cb85c;
  border-color: #4cae4c;
}

.btn-success:hover,
.btn-success:focus,
.btn-success:active,
.btn-success.active,
.open .dropdown-toggle.btn-success {
  color: #ffffff;
  background-color: #47a447;
  border-color: #398439;
}

.btn-success:active,
.btn-success.active,
.open .dropdown-toggle.btn-success {
  background-image: none;
}

.btn-success.disabled,
.btn-success[disabled],
fieldset[disabled] .btn-success,
.btn-success.disabled:hover,
.btn-success[disabled]:hover,
fieldset[disabled] .btn-success:hover,
.btn-success.disabled:focus,
.btn-success[disabled]:focus,
fieldset[disabled] .btn-success:focus,
.btn-success.disabled:active,
.btn-success[disabled]:active,
fieldset[disabled] .btn-success:active,
.btn-success.disabled.active,
.btn-success[disabled].active,
fieldset[disabled] .btn-success.active {
  background-color: #5cb85c;
  border-color: #4cae4c;
}

.btn-success .badge {
  color: #5cb85c;
  background-color: #fff;
}

.btn-info {
  color: #ffffff;
  background-color: #5bc0de;
  border-color: #46b8da;
}

.btn-info:hover,
.btn-info:focus,
.btn-info:active,
.btn-info.active,
.open .dropdown-toggle.btn-info {
  color: #ffffff;
  background-color: #39b3d7;
  border-color: #269abc;
}

.btn-info:active,
.btn-info.active,
.open .dropdown-toggle.btn-info {
  background-image: none;
}

.btn-info.disabled,
.btn-info[disabled],
fieldset[disabled] .btn-info,
.btn-info.disabled:hover,
.btn-info[disabled]:hover,
fieldset[disabled] .btn-info:hover,
.btn-info.disabled:focus,
.btn-info[disabled]:focus,
fieldset[disabled] .btn-info:focus,
.btn-info.disabled:active,
.btn-info[disabled]:active,
fieldset[disabled] .btn-info:active,
.btn-info.disabled.active,
.btn-info[disabled].active,
fieldset[disabled] .btn-info.active {
  background-color: #5bc0de;
  border-color: #46b8da;
}

.btn-info .badge {
  color: #5bc0de;
  background-color: #fff;
}

.btn-link {
  font-weight: normal;
  color: #428bca;
  cursor: pointer;
  border-radius: 0;
}

.btn-link,
.btn-link:active,
.btn-link[disabled],
fieldset[disabled] .btn-link {
  background-color: transparent;
  -webkit-box-shadow: none;
          box-shadow: none;
}

.btn-link,
.btn-link:hover,
.btn-link:focus,
.btn-link:active {
  border-color: transparent;
}

.btn-link:hover,
.btn-link:focus {
  color: #2a6496;
  text-decoration: underline;
  background-color: transparent;
}

.btn-link[disabled]:hover,
fieldset[disabled] .btn-link:hover,
.btn-link[disabled]:focus,
fieldset[disabled] .btn-link:focus {
  color: #999999;
  text-decoration: none;
}

.btn-lg {
  padding: 10px 16px;
  font-size: 18px;
  line-height: 1.33;
  border-radius: 6px;
}

.btn-sm {
  padding: 5px 10px;
  font-size: 12px;
  line-height: 1.5;
  border-radius: 3px;
}

.btn-xs {
  padding: 1px 5px;
  font-size: 12px;
  line-height: 1.5;
  border-radius: 3px;
}

.btn-block {
  display: block;
  width: 100%;
  padding-right: 0;/* 取消padding*/
  padding-left: 0;
}

.btn-block + .btn-block {
  margin-top: 5px;/* 多个按钮之间取消上下间隔*/
}

input[type="submit"].btn-block,
input[type="reset"].btn-block,
input[type="button"].btn-block {
  width: 100%;/* 各种input按钮的宽度也要充满宽度*/
}

.fade {
  opacity: 0; /*100%透明*/
  -webkit-transition: opacity 0.15s linear; /*透明度，匀速变化0.15秒*/
          transition: opacity 0.15s linear;
}

.fade.in { /*应用in样式，表示全部打开*/
  opacity: 1; /*完全不透明*/
}

.collapse {
  display: none;  /*默认情况下，隐藏显示*/
}

.collapse.in {
  display: block; /* 块级显示*/
}

.collapsing {
  position: relative;
  height: 0;
  overflow: hidden;
  -webkit-transition: height 0.35s ease;
          transition: height 0.35s ease;
}

@font-face {
  font-family: 'Glyphicons Halflings';
  src: url('../fonts/glyphicons-halflings-regular.eot');
  src: url('../fonts/glyphicons-halflings-regular.eot?#iefix') format('embedded-opentype'), url('../fonts/glyphicons-halflings-regular.woff') format('woff'), url('../fonts/glyphicons-halflings-regular.ttf') format('truetype'), url('../fonts/glyphicons-halflings-regular.svg#glyphicons-halflingsregular') format('svg');
}

.glyphicon {
  position: relative;/*设置相对定位*/
  top: 1px;
  display: inline-block;
  font-family: 'Glyphicons Halflings';/*设置字体名称*/
  -webkit-font-smoothing: antialiased;
  font-style: normal;
  font-weight: normal;
  line-height: 1;
  -moz-osx-font-smoothing: grayscale;
}

.glyphicon:empty {
  width: 1em;
}
/*示例icon*/
.glyphicon-asterisk:before { /* 所有的icon都在before之前设定content */
  content: "\2a";
}

.glyphicon-plus:before {
  content: "\2b";
}

.glyphicon-euro:before {
  content: "\20ac";
}

.glyphicon-minus:before {
  content: "\2212";
}

.glyphicon-cloud:before {
  content: "\2601";
}

.glyphicon-envelope:before {
  content: "\2709";
}

.glyphicon-pencil:before {
  content: "\270f";
}

.glyphicon-glass:before {
  content: "\e001";
}

.glyphicon-music:before {
  content: "\e002";
}

.glyphicon-search:before {/* 所有的icon都在before之前设定content */
  content: "\e003"; /* 表示\e003字符在Glyphicons Halflings字体里显示的是搜索图像。*/
}

.glyphicon-heart:before {
  content: "\e005";
}

.glyphicon-star:before {
  content: "\e006";
}

.glyphicon-star-empty:before {
  content: "\e007";
}

.glyphicon-user:before {
  content: "\e008";
}

.glyphicon-film:before {
  content: "\e009";
}

.glyphicon-th-large:before {
  content: "\e010";
}

.glyphicon-th:before {
  content: "\e011";
}

.glyphicon-th-list:before {
  content: "\e012";
}

.glyphicon-ok:before {
  content: "\e013";
}

.glyphicon-remove:before {
  content: "\e014";
}

.glyphicon-zoom-in:before {
  content: "\e015";
}

.glyphicon-zoom-out:before {
  content: "\e016";
}

.glyphicon-off:before {
  content: "\e017";
}

.glyphicon-signal:before {
  content: "\e018";
}

.glyphicon-cog:before {
  content: "\e019";
}

.glyphicon-trash:before {
  content: "\e020";
}

.glyphicon-home:before {
  content: "\e021";
}

.glyphicon-file:before {
  content: "\e022";
}

.glyphicon-time:before {
  content: "\e023";
}

.glyphicon-road:before {
  content: "\e024";
}

.glyphicon-download-alt:before {
  content: "\e025";
}

.glyphicon-download:before {
  content: "\e026";
}

.glyphicon-upload:before {
  content: "\e027";
}

.glyphicon-inbox:before {
  content: "\e028";
}

.glyphicon-play-circle:before {
  content: "\e029";
}

.glyphicon-repeat:before {
  content: "\e030";
}

.glyphicon-refresh:before {
  content: "\e031";
}

.glyphicon-list-alt:before {
  content: "\e032";
}

.glyphicon-lock:before {
  content: "\e033";
}

.glyphicon-flag:before {
  content: "\e034";
}

.glyphicon-headphones:before {
  content: "\e035";
}

.glyphicon-volume-off:before {
  content: "\e036";
}

.glyphicon-volume-down:before {
  content: "\e037";
}

.glyphicon-volume-up:before {
  content: "\e038";
}

.glyphicon-qrcode:before {
  content: "\e039";
}

.glyphicon-barcode:before {
  content: "\e040";
}

.glyphicon-tag:before {
  content: "\e041";
}

.glyphicon-tags:before {
  content: "\e042";
}

.glyphicon-book:before {
  content: "\e043";
}

.glyphicon-bookmark:before {
  content: "\e044";
}

.glyphicon-print:before {
  content: "\e045";
}

.glyphicon-camera:before {
  content: "\e046";
}

.glyphicon-font:before {
  content: "\e047";
}

.glyphicon-bold:before {
  content: "\e048";
}

.glyphicon-italic:before {
  content: "\e049";
}

.glyphicon-text-height:before {
  content: "\e050";
}

.glyphicon-text-width:before {
  content: "\e051";
}

.glyphicon-align-left:before {
  content: "\e052";
}

.glyphicon-align-center:before {
  content: "\e053";
}

.glyphicon-align-right:before {
  content: "\e054";
}

.glyphicon-align-justify:before {
  content: "\e055";
}

.glyphicon-list:before {
  content: "\e056";
}

.glyphicon-indent-left:before {
  content: "\e057";
}

.glyphicon-indent-right:before {
  content: "\e058";
}

.glyphicon-facetime-video:before {
  content: "\e059";
}

.glyphicon-picture:before {
  content: "\e060";
}

.glyphicon-map-marker:before {
  content: "\e062";
}

.glyphicon-adjust:before {
  content: "\e063";
}

.glyphicon-tint:before {
  content: "\e064";
}

.glyphicon-edit:before {
  content: "\e065";
}

.glyphicon-share:before {
  content: "\e066";
}

.glyphicon-check:before {
  content: "\e067";
}

.glyphicon-move:before {
  content: "\e068";
}

.glyphicon-step-backward:before {
  content: "\e069";
}

.glyphicon-fast-backward:before {
  content: "\e070";
}

.glyphicon-backward:before {
  content: "\e071";
}

.glyphicon-play:before {
  content: "\e072";
}

.glyphicon-pause:before {
  content: "\e073";
}

.glyphicon-stop:before {
  content: "\e074";
}

.glyphicon-forward:before {
  content: "\e075";
}

.glyphicon-fast-forward:before {
  content: "\e076";
}

.glyphicon-step-forward:before {
  content: "\e077";
}

.glyphicon-eject:before {
  content: "\e078";
}

.glyphicon-chevron-left:before {
  content: "\e079";
}

.glyphicon-chevron-right:before {
  content: "\e080";
}

.glyphicon-plus-sign:before {
  content: "\e081";
}

.glyphicon-minus-sign:before {
  content: "\e082";
}

.glyphicon-remove-sign:before {
  content: "\e083";
}

.glyphicon-ok-sign:before {
  content: "\e084";
}

.glyphicon-question-sign:before {
  content: "\e085";
}

.glyphicon-info-sign:before {
  content: "\e086";
}

.glyphicon-screenshot:before {
  content: "\e087";
}

.glyphicon-remove-circle:before {
  content: "\e088";
}

.glyphicon-ok-circle:before {
  content: "\e089";
}

.glyphicon-ban-circle:before {
  content: "\e090";
}

.glyphicon-arrow-left:before {
  content: "\e091";
}

.glyphicon-arrow-right:before {
  content: "\e092";
}

.glyphicon-arrow-up:before {
  content: "\e093";
}

.glyphicon-arrow-down:before {
  content: "\e094";
}

.glyphicon-share-alt:before {
  content: "\e095";
}

.glyphicon-resize-full:before {
  content: "\e096";
}

.glyphicon-resize-small:before {
  content: "\e097";
}

.glyphicon-exclamation-sign:before {
  content: "\e101";
}

.glyphicon-gift:before {
  content: "\e102";
}

.glyphicon-leaf:before {
  content: "\e103";
}

.glyphicon-fire:before {
  content: "\e104";
}

.glyphicon-eye-open:before {
  content: "\e105";
}

.glyphicon-eye-close:before {
  content: "\e106";
}

.glyphicon-warning-sign:before {
  content: "\e107";
}

.glyphicon-plane:before {
  content: "\e108";
}

.glyphicon-calendar:before {
  content: "\e109";
}

.glyphicon-random:before {
  content: "\e110";
}

.glyphicon-comment:before {
  content: "\e111";
}

.glyphicon-magnet:before {
  content: "\e112";
}

.glyphicon-chevron-up:before {
  content: "\e113";
}

.glyphicon-chevron-down:before {
  content: "\e114";
}

.glyphicon-retweet:before {
  content: "\e115";
}

.glyphicon-shopping-cart:before {
  content: "\e116";
}

.glyphicon-folder-close:before {
  content: "\e117";
}

.glyphicon-folder-open:before {
  content: "\e118";
}

.glyphicon-resize-vertical:before {
  content: "\e119";
}

.glyphicon-resize-horizontal:before {
  content: "\e120";
}

.glyphicon-hdd:before {
  content: "\e121";
}

.glyphicon-bullhorn:before {
  content: "\e122";
}

.glyphicon-bell:before {
  content: "\e123";
}

.glyphicon-certificate:before {
  content: "\e124";
}

.glyphicon-thumbs-up:before {
  content: "\e125";
}

.glyphicon-thumbs-down:before {
  content: "\e126";
}

.glyphicon-hand-right:before {
  content: "\e127";
}

.glyphicon-hand-left:before {
  content: "\e128";
}

.glyphicon-hand-up:before {
  content: "\e129";
}

.glyphicon-hand-down:before {
  content: "\e130";
}

.glyphicon-circle-arrow-right:before {
  content: "\e131";
}

.glyphicon-circle-arrow-left:before {
  content: "\e132";
}

.glyphicon-circle-arrow-up:before {
  content: "\e133";
}

.glyphicon-circle-arrow-down:before {
  content: "\e134";
}

.glyphicon-globe:before {
  content: "\e135";
}

.glyphicon-wrench:before {
  content: "\e136";
}

.glyphicon-tasks:before {
  content: "\e137";
}

.glyphicon-filter:before {
  content: "\e138";
}

.glyphicon-briefcase:before {
  content: "\e139";
}

.glyphicon-fullscreen:before {
  content: "\e140";
}

.glyphicon-dashboard:before {
  content: "\e141";
}

.glyphicon-paperclip:before {
  content: "\e142";
}

.glyphicon-heart-empty:before {
  content: "\e143";
}

.glyphicon-link:before {
  content: "\e144";
}

.glyphicon-phone:before {
  content: "\e145";
}

.glyphicon-pushpin:before {
  content: "\e146";
}

.glyphicon-usd:before {
  content: "\e148";
}

.glyphicon-gbp:before {
  content: "\e149";
}

.glyphicon-sort:before {
  content: "\e150";
}

.glyphicon-sort-by-alphabet:before {
  content: "\e151";
}

.glyphicon-sort-by-alphabet-alt:before {
  content: "\e152";
}

.glyphicon-sort-by-order:before {
  content: "\e153";
}

.glyphicon-sort-by-order-alt:before {
  content: "\e154";
}

.glyphicon-sort-by-attributes:before {
  content: "\e155";
}

.glyphicon-sort-by-attributes-alt:before {
  content: "\e156";
}

.glyphicon-unchecked:before {
  content: "\e157";
}

.glyphicon-expand:before {
  content: "\e158";
}

.glyphicon-collapse-down:before {
  content: "\e159";
}

.glyphicon-collapse-up:before {
  content: "\e160";
}

.glyphicon-log-in:before {
  content: "\e161";
}

.glyphicon-flash:before {
  content: "\e162";
}

.glyphicon-log-out:before {
  content: "\e163";
}

.glyphicon-new-window:before {
  content: "\e164";
}

.glyphicon-record:before {
  content: "\e165";
}

.glyphicon-save:before {
  content: "\e166";
}

.glyphicon-open:before {
  content: "\e167";
}

.glyphicon-saved:before {
  content: "\e168";
}

.glyphicon-import:before {
  content: "\e169";
}

.glyphicon-export:before {
  content: "\e170";
}

.glyphicon-send:before {
  content: "\e171";
}

.glyphicon-floppy-disk:before {
  content: "\e172";
}

.glyphicon-floppy-saved:before {
  content: "\e173";
}

.glyphicon-floppy-remove:before {
  content: "\e174";
}

.glyphicon-floppy-save:before {
  content: "\e175";
}

.glyphicon-floppy-open:before {
  content: "\e176";
}

.glyphicon-credit-card:before {
  content: "\e177";
}

.glyphicon-transfer:before {
  content: "\e178";
}

.glyphicon-cutlery:before {
  content: "\e179";
}

.glyphicon-header:before {
  content: "\e180";
}

.glyphicon-compressed:before {
  content: "\e181";
}

.glyphicon-earphone:before {
  content: "\e182";
}

.glyphicon-phone-alt:before {
  content: "\e183";
}

.glyphicon-tower:before {
  content: "\e184";
}

.glyphicon-stats:before {
  content: "\e185";
}

.glyphicon-sd-video:before {
  content: "\e186";
}

.glyphicon-hd-video:before {
  content: "\e187";
}

.glyphicon-subtitles:before {
  content: "\e188";
}

.glyphicon-sound-stereo:before {
  content: "\e189";
}

.glyphicon-sound-dolby:before {
  content: "\e190";
}

.glyphicon-sound-5-1:before {
  content: "\e191";
}

.glyphicon-sound-6-1:before {
  content: "\e192";
}

.glyphicon-sound-7-1:before {
  content: "\e193";
}

.glyphicon-copyright-mark:before {
  content: "\e194";
}

.glyphicon-registration-mark:before {
  content: "\e195";
}

.glyphicon-cloud-download:before {
  content: "\e197";
}

.glyphicon-cloud-upload:before {
  content: "\e198";
}

.glyphicon-tree-conifer:before {
  content: "\e199";
}

.glyphicon-tree-deciduous:before {
  content: "\e200";
}

.caret {
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 2px;
  vertical-align: middle;
  border-top: 4px solid;
  border-right: 4px solid transparent;
  border-left: 4px solid transparent;
}

.dropdown {
  position: relative;/* 由于只设置了相对定位，所以你也可以将该样式替换成其他样式，只要满足相对定位即可。*/
}

.dropdown-toggle:focus {
  outline: 0;
}

.dropdown-menu {
  position: absolute;/* 绝对定位*/
  top: 100%;/* 如果该元素的父元素不是相对定位的话，那这个100%就是相对于body元素*/
  left: 0;
  z-index: 1000;/* 加大z-index，使其不被其他元素遮罩*/
  display: none;/* 菜单默认是隐藏的*/
  float: left;
  min-width: 160px;
  padding: 5px 0;
  margin: 2px 0 0;
  font-size: 14px;
  list-style: none;
  background-color: #ffffff;
  border: 1px solid #cccccc;/* 边框效果*/
  border: 1px solid rgba(0, 0, 0, 0.15);
  border-radius: 4px;
  -webkit-box-shadow: 0 6px 12px rgba(0, 0, 0, 0.175);/* 阴影效果*/
          box-shadow: 0 6px 12px rgba(0, 0, 0, 0.175);
  background-clip: padding-box;
}

.dropdown-menu.pull-right {
  right: 0;
  left: auto;
}

.dropdown-menu .divider {
  height: 1px;/*1像素高*/
  margin: 9px 0;
  overflow: hidden;
  background-color: #e5e5e5; /*灰色背景*/
}

.dropdown-menu > li > a {
  display: block;
  padding: 3px 20px;
  clear: both;
  font-weight: normal;
  line-height: 1.428571429;
  color: #333333;
  white-space: nowrap;
}

.dropdown-menu > li > a:hover,
.dropdown-menu > li > a:focus {
  color: #262626;
  text-decoration: none;
  background-color: #f5f5f5;
}

.dropdown-menu > .active > a,
.dropdown-menu > .active > a:hover,
.dropdown-menu > .active > a:focus {
  color: #ffffff;
  text-decoration: none;
  background-color: #428bca;
  outline: 0;
}

.dropdown-menu > .disabled > a,
.dropdown-menu > .disabled > a:hover,
.dropdown-menu > .disabled > a:focus {
  color: #999999;
}

.dropdown-menu > .disabled > a:hover,
.dropdown-menu > .disabled > a:focus {
  text-decoration: none;
  cursor: not-allowed;
  background-color: transparent;
  background-image: none;
  filter: progid:DXImageTransform.Microsoft.gradient(enabled=false);
}

.open > .dropdown-menu {
  display: block;
}

.open > a {
  outline: 0;
}

.dropdown-header {
  display: block;
  padding: 3px 20px; /* 加大上下内边距*/
  font-size: 12px;/* 缩小字号*/
  line-height: 1.428571429;
  color: #999999;/* 改变颜色*/
}

.dropdown-backdrop {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 990;
}

.pull-right > .dropdown-menu {
  right: 0;
  left: auto;
}

.dropup .caret,
.navbar-fixed-bottom .dropdown .caret {
  border-top: 0;
  border-bottom: 4px solid;
  content: "";
}

.dropup .dropdown-menu,
.navbar-fixed-bottom .dropdown .dropdown-menu {
  top: auto; /* 高度自适应 */
  bottom: 100%; /* 距离dropup样式的元素底部100%的高度，即靠着上边框，向上方向 */
  margin-bottom: 1px;
}

@media (min-width: 768px) {
  .navbar-right .dropdown-menu {
    right: 0;
    left: auto;
  }
}

.btn-group,
.btn-group-vertical { /* 多个分组的话，分组之间相对定位 */
  position: relative; /* 内联块模式 */
  display: inline-block; /* 垂直居中 */
  vertical-align: middle;
}

.btn-group > .btn,
.btn-group-vertical > .btn {
  position: relative; /* 多个按钮的话，按钮之间相对定位 */
  float: left; /* 左浮动 */
}

.btn-group > .btn:hover,
.btn-group-vertical > .btn:hover,
.btn-group > .btn:focus,
.btn-group-vertical > .btn:focus,
.btn-group > .btn:active,
.btn-group-vertical > .btn:active,
.btn-group > .btn.active,
.btn-group-vertical > .btn.active {
  z-index: 2;
}

.btn-group > .btn:focus,
.btn-group-vertical > .btn:focus {
  outline: none; /* 焦点时，取消轮廓显示 */
}

.btn-group .btn + .btn,
.btn-group .btn + .btn-group,
.btn-group .btn-group + .btn,
.btn-group .btn-group + .btn-group {
  margin-left: -1px; /* 消除2个按钮（或一个按钮和另外一个按钮组）之间的1像素细节引起的突出 */
}

.btn-toolbar:before,
.btn-toolbar:after {
  display: table; /* table风格显示，等高 */
  content: " ";
}

.btn-toolbar:after {
  clear: both; /* 结束以后，清除浮动 */
}

.btn-toolbar:before,
.btn-toolbar:after {
  display: table; /* table风格显示，等高 */
  content: " ";
}

.btn-toolbar:after {
  clear: both; /* 结束以后，清除浮动 */
}

.btn-toolbar .btn-group {
  float: left; /* 每组都是左浮动 */
}

.btn-toolbar > .btn + .btn,
.btn-toolbar > .btn-group + .btn,
.btn-toolbar > .btn + .btn-group,
.btn-toolbar > .btn-group + .btn-group {
  margin-left: 5px; /* 每个分组之间有5个像素的left margin */
}

.btn-group > .btn:not(:first-child):not(:last-child):not(.dropdown-toggle) {
  border-radius: 0;/* 除第一个按钮、最后一个按钮和带有dropdown-toggle样式的元素外，其他btn样式的按钮不设置圆角 */
}

.btn-group > .btn:first-child {
  margin-left: 0;/* 第一个按钮左margin为0 */
}

.btn-group > .btn:first-child:not(:last-child):not(.dropdown-toggle) {
  border-top-right-radius: 0;/* 第一个按钮（不是最后一个按钮和带有dropdown-toggle样式的情况下），右上和右下角不设置圆角 */
  border-bottom-right-radius: 0;
}

.btn-group > .btn:last-child:not(:first-child),
.btn-group > .dropdown-toggle:not(:first-child) {
  border-bottom-left-radius: 0;/* 最后一个按钮或Dropdown（不是第一个按钮的情况下），左上和左下角不设置圆角 */
  border-top-left-radius: 0;
}

.btn-group > .btn-group {
  float: left;
}

.btn-group > .btn-group:not(:first-child):not(:last-child) > .btn {
  border-radius: 0; /* 嵌套分组：排除第一个分组、最后一个分组外，其他分组内的btn样式的按钮不设置圆角 */
}

.btn-group > .btn-group:first-child > .btn:last-child,
.btn-group > .btn-group:first-child > .dropdown-toggle {
  border-top-right-radius: 0; /* 嵌套分组内的第一个分组的最后一个按钮的右上和右下角不设置圆角 */
  border-bottom-right-radius: 0;
}

.btn-group > .btn-group:last-child > .btn:first-child {
  border-bottom-left-radius: 0; /* 嵌套分组内的最后一个分组的第一个按钮的左上和左下角不设置圆角 */
  border-top-left-radius: 0;
}

.btn-group .dropdown-toggle:active,
.btn-group.open .dropdown-toggle {
  outline: 0;
}

.btn-group-xs > .btn {
  padding: 1px 5px;
  font-size: 12px;
  line-height: 1.5;
  border-radius: 3px;
}

.btn-group-sm > .btn {
  padding: 5px 10px;
  font-size: 12px;
  line-height: 1.5;
  border-radius: 3px;
}

.btn-group-lg > .btn {
  padding: 10px 16px;
  font-size: 18px;
  line-height: 1.33;
  border-radius: 6px;
}

.btn-group > .btn + .dropdown-toggle {
  padding-right: 8px;
  padding-left: 8px;
}

.btn-group > .btn-lg + .dropdown-toggle {
  padding-right: 12px;
  padding-left: 12px;
}

.btn-group.open .dropdown-toggle {/* 嵌套dropdown，在打开的情况下，设置阴影*/
  -webkit-box-shadow: inset 0 3px 5px rgba(0, 0, 0, 0.125);
          box-shadow: inset 0 3px 5px rgba(0, 0, 0, 0.125);
}

.btn-group.open .dropdown-toggle.btn-link {
  -webkit-box-shadow: none;
          box-shadow: none;/* 嵌套dropdown，在打开的情况下，如果是link按钮，就取消阴影*/
}

.btn .caret {
  margin-left: 0;
}

.btn-lg .caret {
  border-width: 5px 5px 0;
  border-bottom-width: 0;
}

.dropup .btn-lg .caret {
  border-width: 0 5px 5px;
}

.btn-group-vertical > .btn,
.btn-group-vertical > .btn-group,
.btn-group-vertical > .btn-group > .btn {
  display: block;/* 作为块级元素显示 */
  float: none;
  width: 100%; /* 100%显示，如果图片过大，需要控制父元素的大小 */
  max-width: 100%;
}

.btn-group-vertical > .btn-group:before,
.btn-group-vertical > .btn-group:after {
  display: table;
  content: " ";
}

.btn-group-vertical > .btn-group:after {
  clear: both;
}

.btn-group-vertical > .btn-group:before,
.btn-group-vertical > .btn-group:after {
  display: table;
  content: " ";
}

.btn-group-vertical > .btn-group:after {
  clear: both;
}

.btn-group-vertical > .btn-group > .btn {
  float: none;/* 如果有嵌套的btn-group组，将其内部按钮的浮动清除掉 */
}

.btn-group-vertical > .btn + .btn,
.btn-group-vertical > .btn + .btn-group,
.btn-group-vertical > .btn-group + .btn,
.btn-group-vertical > .btn-group + .btn-group {
  margin-top: -1px;/* 消除2个按钮上下之间的1像素细节引起的突出 */
  margin-left: 0;/* 消除2个按钮之间外左边距 */
}

.btn-group-vertical > .btn:not(:first-child):not(:last-child) {
  border-radius: 0;/* 除第一个按钮、最后一个按钮外，其他btn样式的按钮不设置圆角 */
}

.btn-group-vertical > .btn:first-child:not(:last-child) {
  border-top-right-radius: 4px; /* 第一个按钮（并且不是最后一个按钮）的左下角和右下角不设置圆角 */
  border-bottom-right-radius: 0;
  border-bottom-left-radius: 0;
}

.btn-group-vertical > .btn:last-child:not(:first-child) {
  border-top-right-radius: 0;/* 最后一个按钮（并且不是第一个按钮）的左上角和右上角不设置圆角 */
  border-bottom-left-radius: 4px;
  border-top-left-radius: 0;
}

.btn-group-vertical > .btn-group:not(:first-child):not(:last-child) > .btn {
  border-radius: 0;/* 如果有嵌套的btn-group组，将其内部按钮（除第1个，最后1个以外）的圆角清除*/
}

.btn-group-vertical > .btn-group:first-child > .btn:last-child,
.btn-group-vertical > .btn-group:first-child > .dropdown-toggle {
  border-bottom-right-radius: 0;/* 如果有嵌套的btn-group组，将第一组的最后一个按钮或者下拉菜单的左下角和右下角的圆角清除*/
  border-bottom-left-radius: 0; /* 以便和下一组的按钮平衡，比如按钮3和按钮6直接没有圆角 */
}

.btn-group-vertical > .btn-group:last-child > .btn:first-child {
  border-top-right-radius: 0;/* 如果有嵌套的btn-group组，将最后一组的第一个按钮的左上角和右上角的圆角清除*/
  border-top-left-radius: 0;
}

.btn-group-justified {
  display: table; /* 应用CSS表格样式 */
  width: 100%;  /* 100%填充 */
  border-collapse: separate; /* 边框分开，也就是相邻的2个按钮间的线是双倍border像素粗线（即2像素） */
  table-layout: fixed;
}

.btn-group-justified > .btn,
.btn-group-justified > .btn-group {
  display: table-cell; /* 每个按钮，代表一个表格单元格样式 */
  float: none;
  width: 1%;/* 设置一个小值，以便等分按钮，如果不设置会导致每个按钮宽度不一致，如果过大，按钮多的话也会变形 */
}

.btn-group-justified > .btn-group .btn {
  width: 100%; /* 但在自适应分组内的，按钮分组里的按钮100%显示 */
}

[data-toggle="buttons"] > .btn > input[type="radio"],
[data-toggle="buttons"] > .btn > input[type="checkbox"] {
  display: none;
}

.input-group {
  position: relative; /* 相对定位 */
  display: table; /* 表格布局 */
  border-collapse: separate;
}

.input-group[class*="col-"] {/* input-group如果也同时应用了col样式，则取消浮动和左右padding */
  float: none;
  padding-right: 0;
  padding-left: 0;
}

.input-group .form-control {
  width: 100%;/* input-groupnebulizer的form-control组件的宽度都100% */
  margin-bottom: 0;
}

.input-group-lg > .form-control,
.input-group-lg > .input-group-addon,
.input-group-lg > .input-group-btn > .btn {
  height: 46px;
  padding: 10px 16px;
  font-size: 18px;
  line-height: 1.33;
  border-radius: 6px;
}

select.input-group-lg > .form-control,
select.input-group-lg > .input-group-addon,
select.input-group-lg > .input-group-btn > .btn {
  height: 46px;
  line-height: 46px;
}

textarea.input-group-lg > .form-control,
textarea.input-group-lg > .input-group-addon,
textarea.input-group-lg > .input-group-btn > .btn {
  height: auto;
}

.input-group-sm > .form-control,
.input-group-sm > .input-group-addon,
.input-group-sm > .input-group-btn > .btn {
  height: 30px;
  padding: 5px 10px;
  font-size: 12px;
  line-height: 1.5;
  border-radius: 3px;
}

select.input-group-sm > .form-control,
select.input-group-sm > .input-group-addon,
select.input-group-sm > .input-group-btn > .btn {
  height: 30px;
  line-height: 30px;
}

textarea.input-group-sm > .form-control,
textarea.input-group-sm > .input-group-addon,
textarea.input-group-sm > .input-group-btn > .btn {
  height: auto;
}

.input-group-addon,
.input-group-btn,
.input-group .form-control {
  display: table-cell;
}

.input-group-addon:not(:first-child):not(:last-child),
.input-group-btn:not(:first-child):not(:last-child),
.input-group .form-control:not(:first-child):not(:last-child) {
  border-radius: 0;
}

.input-group-addon,
.input-group-btn {
  width: 1%;/* 设置最小值，以便表格模式进行等分 */
  white-space: nowrap;
  vertical-align: middle; /* 垂直居中 */
}

.input-group-addon {/* 设置addon*/
  padding: 6px 12px;
  font-size: 14px;
  font-weight: normal;
  line-height: 1;
  color: #555555;
  text-align: center;
  background-color: #eeeeee;
  border: 1px solid #cccccc;
  border-radius: 4px; /* 圆角设置（结合上面代码，可判断出是第一个和最后一个）*/
}

.input-group-addon.input-sm {/* 在addon上应用input-sm样式时的设置 */
  padding: 5px 10px;
  font-size: 12px;
  border-radius: 3px;
}

.input-group-addon.input-lg { /* 在addon上应用input-lg样式时的设置 */
  padding: 10px 16px;
  font-size: 18px;
  border-radius: 6px;
}

.input-group-addon input[type="radio"],
.input-group-addon input[type="checkbox"] {
  margin-top: 0; /* 如果addon是单选框或复选框，取消margin-top */
}

.input-group .form-control:first-child, /* input-group容器内的第一个form-control样式的组件 */
.input-group-addon:first-child, /* 第一个addon组件 */
.input-group-btn:first-child > .btn, /* 第一个.input-group-btn容器里的按钮 */
.input-group-btn:first-child > .dropdown-toggle, /* 第一个.input-group-btn容器里的下拉菜单 */
.input-group-btn:last-child > .btn:not(:last-child):not(.dropdown-toggle) { /* 第一个.input-group-btn容器里的按钮（不包括最后一个按钮以及下拉菜单） */
  border-top-right-radius: 0; /*清除右上角圆角*/
  border-bottom-right-radius: 0;  /*清除右下角圆角*/
}

.input-group-addon:first-child {
  border-right: 0; /* 第一个addon组件的右边框设置为0，以便和右边的input靠近 */
}

.input-group .form-control:last-child, /* input-group容器内的最后一个form-control样式的组件 */
.input-group-addon:last-child, /* 最后一个addon组件 */
.input-group-btn:last-child > .btn, /* 最后一个.input-group-btn容器里的按钮 */
.input-group-btn:last-child > .dropdown-toggle, /* 最后一个.input-group-btn容器里的下拉菜单 */
.input-group-btn:first-child > .btn:not(:first-child) { /* 第一个.input-group-btn容器里的按钮（不包括第一个按钮） */
  border-bottom-left-radius: 0; /*清除左下角圆角*/
  border-top-left-radius: 0;/*清除左上角圆角*/
}

.input-group-addon:last-child {
  border-left: 0; /* 容器内，最后一个addon的左边框设置为0，以便和前面的input靠近*/
}

.input-group-btn {
  position: relative; /*相对定位*/
  white-space: nowrap;
}

.input-group-btn:first-child > .btn {
  margin-right: -1px; /*第一个.input-group-btn容器内的按钮，右外边距设置为-1，以便都可以靠近*/
}

.input-group-btn:last-child > .btn {
  margin-left: -1px; /*最后一个.input-group-btn容器内的按钮，左外边距设置为-1，以便都可以靠近*/
}

.input-group-btn > .btn {
  position: relative; /*所有.input-group-btn容器内的按钮都相对定位*/
}

.input-group-btn > .btn + .btn {
  margin-left: -4px; /*所有.input-group-btn容器内的按钮之间的左外边距都有-4px，以便紧靠*/
}

.input-group-btn > .btn:hover,
.input-group-btn > .btn:active {
  z-index: 2;
}

.nav {
  padding-left: 0;
  margin-bottom: 0;
  list-style: none; /*消除list圆点*/
}

.nav:before,
.nav:after {
  display: table;
  content: " ";
}

.nav:after {
  clear: both;
}

.nav:before,
.nav:after {
  display: table;
  content: " ";
}

.nav:after {
  clear: both;
}

.nav > li {
  position: relative;/*所有的菜单项都是相对定位*/
  display: block;/* 块级显示*/
}

.nav > li > a {
  position: relative;/* a链接相对定位*/
  display: block;/* 块级显示*/
  padding: 10px 15px;/* 外边距保留稍微大一些*/
}

.nav > li > a:hover,
.nav > li > a:focus {/* 移动或焦点时链接的显示效果*/
  text-decoration: none;
  background-color: #eeeeee;/* 链接移动或焦点时，背景色变为灰色*/
}

.nav > li.disabled > a {
  color: #999999;/* li上禁用时的链接颜色*/
}

.nav > li.disabled > a:hover,
.nav > li.disabled > a:focus {/* li上禁用时，移动到链接上时的各种处理*/
  color: #999999;/* 颜色变灰*/
  text-decoration: none;
  cursor: not-allowed;
  background-color: transparent;
}

.nav .open > a,
.nav .open > a:hover,
.nav .open > a:focus {
  background-color: #eeeeee;
  border-color: #428bca;
}

.nav .nav-divider { /* 分隔符样式*/
  height: 1px;
  margin: 9px 0;
  overflow: hidden;
  background-color: #e5e5e5;
}

.nav > li > a > img {
  max-width: none; /* 如果a链接里是img图片，则不设置最大宽度*/
}

.nav-tabs {
  border-bottom: 1px solid #dddddd; /* 所有菜单下都有横线，代表整体导航为水平方向 */
}

.nav-tabs > li {
  float: left;/* 所有菜单都左浮动 */
  margin-bottom: -1px;
}

.nav-tabs > li > a {
  margin-right: 2px;
  line-height: 1.428571429;
  border: 1px solid transparent; /* 透明边框 */
  border-radius: 4px 4px 0 0; /* 每个菜单项上面都有圆角 */
}

.nav-tabs > li > a:hover {
  border-color: #eeeeee #eeeeee #dddddd; /* 非高亮状态下，菜单项在鼠标触发时候的背景颜色 */
}

.nav-tabs > li.active > a,
.nav-tabs > li.active > a:hover,
.nav-tabs > li.active > a:focus {
  color: #555555;
  cursor: default;
  background-color: #ffffff; /* 高亮状态下，背景颜色固定为白色 */
  border: 1px solid #dddddd;
  border-bottom-color: transparent; /* 高亮菜单项下的横线设置为透明，即不显示横线 */
}

.nav-tabs.nav-justified {
  width: 100%;
  border-bottom: 0;
}

.nav-tabs.nav-justified > li {
  float: none;
}

.nav-tabs.nav-justified > li > a {
  margin-bottom: 5px;
  text-align: center;
}

.nav-tabs.nav-justified > .dropdown .dropdown-menu {
  top: auto; /* 默认上边缘计算 */
  left: auto; /* 默认左边缘计算 */
}

@media (min-width: 768px) {
  .nav-tabs.nav-justified > li {
    display: table-cell;
    width: 1%;
  }
  .nav-tabs.nav-justified > li > a {
    margin-bottom: 0;
  }
}

.nav-tabs.nav-justified > li > a {
  margin-right: 0;
  border-radius: 4px;
}

.nav-tabs.nav-justified > .active > a,
.nav-tabs.nav-justified > .active > a:hover,
.nav-tabs.nav-justified > .active > a:focus {
  border: 1px solid #dddddd;
}

@media (min-width: 768px) {
  .nav-tabs.nav-justified > li > a {
    border-bottom: 1px solid #dddddd;
    border-radius: 4px 4px 0 0;
  }
  .nav-tabs.nav-justified > .active > a,
  .nav-tabs.nav-justified > .active > a:hover,
  .nav-tabs.nav-justified > .active > a:focus {
    border-bottom-color: #ffffff;
  }
}

.nav-pills > li {
  float: left; /* 左浮动 */
}

.nav-pills > li > a {
  border-radius: 4px; /* 圆角设置 */
}

.nav-pills > li + li {
  margin-left: 2px; /* 加大左外边距 */
}

.nav-pills > li.active > a,
.nav-pills > li.active > a:hover,
.nav-pills > li.active > a:focus { /* 高亮菜单设置文字颜色和背景色 */
  color: #ffffff; /* 文字为白色*/
  background-color: #428bca;  /* 背景是蓝色色*/
}

.nav-stacked > li {
  float: none; /* 不设置浮动，垂直摆放 */
}

.nav-stacked > li + li {
  margin-top: 2px;  /* 设置2个li元素上下之间的top值 */
  margin-left: 0;
}

.nav-justified {
  width: 100%;  /* 宽度充满父元素 */
}

.nav-justified > li {
  float: none; /* 取消浮动 */
}

.nav-justified > li > a {
  margin-bottom: 5px;
  text-align: center;  /* 文本居中 */
}

.nav-justified > .dropdown .dropdown-menu {
  top: auto;
  left: auto;
}

@media (min-width: 768px) {
  .nav-justified > li {
    display: table-cell;  /* 表格风格显示，每个按钮，代表一个表格单元格样式 */
    width: 1%;
  }
  .nav-justified > li > a {
    margin-bottom: 0;
  }
}

.nav-tabs-justified {
  border-bottom: 0;
}

.nav-tabs-justified > li > a {
  margin-right: 0;
  border-radius: 4px;
}

.nav-tabs-justified > .active > a,
.nav-tabs-justified > .active > a:hover,
.nav-tabs-justified > .active > a:focus {
  border: 1px solid #dddddd;
}

@media (min-width: 768px) {
  .nav-tabs-justified > li > a {
    border-bottom: 1px solid #dddddd;
    border-radius: 4px 4px 0 0;
  }
  .nav-tabs-justified > .active > a,
  .nav-tabs-justified > .active > a:hover,
  .nav-tabs-justified > .active > a:focus {
    border-bottom-color: #ffffff;
  }
}

.tab-content > .tab-pane {
  display: none; /*隐藏*/
}

.tab-content > .active {
  display: block; /*块级显示*/
}

.nav-tabs .dropdown-menu { /* 如果nav-tabs导航中有下拉菜单，则进行如下设置*/
  margin-top: -1px;  /* 消除外边距，让ul元素和tab按钮靠近*/
  border-top-right-radius: 0;  /* 去除右上角的圆角设置*/
  border-top-left-radius: 0;  /* 去除左上角的圆角设置*/
}

.navbar {
  position: relative;  /* 相对定位 */
  min-height: 50px; /* 最小高度 */
  margin-bottom: 20px; /* 底部的外边距 */
  border: 1px solid transparent;  /* 边框透明 */
}

.navbar:before,
.navbar:after {
  display: table;
  content: " ";
}

.navbar:after {
  clear: both;
}

.navbar:before,
.navbar:after {
  display: table;
  content: " ";
}

.navbar:after {
  clear: both;
}

@media (min-width: 768px) {
  .navbar {
    border-radius: 4px; /* 宽屏时，才设置圆角 */
  }
}

.navbar-header:before,
.navbar-header:after {
  display: table;
  content: " ";
}

.navbar-header:after {
  clear: both;
}

.navbar-header:before,
.navbar-header:after {
  display: table;
  content: " ";
}

.navbar-header:after {
  clear: both;
}

@media (min-width: 768px) {
  .navbar-header {
    float: left;  /* 宽屏时，header为左浮动 */
  }
}

.navbar-collapse {
  max-height: 340px;
  padding-right: 15px;
  padding-left: 15px;
  overflow-x: visible;
  border-top: 1px solid transparent;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
  -webkit-overflow-scrolling: touch;
}

.navbar-collapse:before,
.navbar-collapse:after {
  display: table;
  content: " ";
}

.navbar-collapse:after {
  clear: both;
}

.navbar-collapse:before,
.navbar-collapse:after {
  display: table;
  content: " ";
}

.navbar-collapse:after {
  clear: both;
}

.navbar-collapse.in {
  overflow-y: auto;
}

@media (min-width: 768px) { /*宽屏时，折叠区域的显示设置*/
  .navbar-collapse {
    width: auto;/*不限制宽度*/
    border-top: 0;
    box-shadow: none; /*取消阴影*/
  }
  .navbar-collapse.collapse {
    display: block !important; /*块级显示*/
    height: auto !important;
    padding-bottom: 0;
    overflow: visible !important;
  }
  .navbar-collapse.in {
    overflow-y: visible; /*允许显示滚动条*/
  }
  .navbar-fixed-top .navbar-collapse,
  .navbar-static-top .navbar-collapse,
  .navbar-fixed-bottom .navbar-collapse {
    padding-right: 0;/*固定位置时，取消左右的padding值*/
    padding-left: 0;
  }
}

.container > .navbar-header,
.container > .navbar-collapse {
  margin-right: -15px;
  margin-left: -15px;
}

@media (min-width: 768px) {
  .container > .navbar-header,
  .container > .navbar-collapse {
    margin-right: 0;
    margin-left: 0;
  }
}

.navbar-static-top {
  z-index: 1000;
  border-width: 0 0 1px;  /* 左右1像素边框 */
}

@media (min-width: 768px) { /*普通浏览器宽屏下才取消圆角*/
  .navbar-static-top {
    border-radius: 0;  /* 取消圆角设置 */
  }
}

.navbar-fixed-top,
.navbar-fixed-bottom {
  position: fixed; /* 固定定位 */
  right: 0; /* 左右不留空隙 */
  left: 0;
  z-index: 1030; /* 加大z-inedx，确保导航条在最上边 */
}

@media (min-width: 768px) { /*普通浏览器宽屏下才取消圆角*/
  .navbar-fixed-top,
  .navbar-fixed-bottom {
    border-radius: 0; /* 无圆角 */
  }
}

.navbar-fixed-top {
  top: 0;  /* 固定在最顶部显示 */
  border-width: 0 0 1px; /* 左右1像素边框 */
}

.navbar-fixed-bottom {
  bottom: 0; /* 固定在最底部显示 */
  margin-bottom: 0; /* 底部不留空隙 */
  border-width: 1px 0 0; /* 上下1像素边框 */
}

.navbar-brand {
  float: left; /*左浮动*/
  padding: 15px 15px;
  font-size: 18px;
  line-height: 20px; /*增大行间距*/
}

.navbar-brand:hover,
.navbar-brand:focus {
  text-decoration: none;
}

@media (min-width: 768px) {
  .navbar > .container .navbar-brand {
    margin-left: -15px;
  }
}

.navbar-toggle { /*窄屏时，响应式按钮，用于点击展开其他菜单*/
  position: relative; /*相对定位*/
  float: right; /*右浮动*/
  padding: 9px 10px;
  margin-top: 8px;
  margin-right: 15px; /*通过三个方向的margin，保证该按钮居中显示*/
  margin-bottom: 8px;
  background-color: transparent; /*透明背景*/
  background-image: none;
  border: 1px solid transparent;
  border-radius: 4px; /*圆角设置*/
}

.navbar-toggle .icon-bar { /*响应式按钮里的icon设置*/
  display: block;  /*块级显示*/
  width: 22px;
  height: 2px; /*限制高度，因为一般都是显示3个*/
  border-radius: 1px; /*限制圆角*/
}

.navbar-toggle .icon-bar + .icon-bar {
  margin-top: 4px; /*多个icon之间的垂直间隔为4像素*/
}

@media (min-width: 768px) {
  .navbar-toggle {
    display: none; /*宽屏下，隐藏响应式按钮，因为所有菜单默认都是显示的*/
  }
}

.navbar-nav {
  margin: 7.5px -15px;
}

.navbar-nav > li > a {
  padding-top: 10px;
  padding-bottom: 10px;
  line-height: 20px;
}

@media (max-width: 767px) {  /*在窄屏情况下*/
  .navbar-nav .open .dropdown-menu {  /*如果菜单项是个下拉菜单，对下拉菜单里的子菜单进行设置*/
    position: static;
    float: none; /*取消浮动*/
    width: auto;/*宽度自适应定*/
    margin-top: 0; /*取消上外边距*/
    background-color: transparent;/*背景透明*/
    border: 0; /*取消边框*/
    box-shadow: none;/*取消阴影*/
  }
  .navbar-nav .open .dropdown-menu > li > a,
  .navbar-nav .open .dropdown-menu .dropdown-header {
    padding: 5px 15px 5px 25px; /*设置子菜单项或者菜单项标题的内边距*/
  }
  .navbar-nav .open .dropdown-menu > li > a {
    line-height: 20px; /*设置行距*/
  }
  .navbar-nav .open .dropdown-menu > li > a:hover,
  .navbar-nav .open .dropdown-menu > li > a:focus {
    background-image: none;
  }
}

@media (min-width: 768px) { /*宽屏情况下*/
  .navbar-nav {
    float: left; /* 左浮动*/
    margin: 0;
  }
  .navbar-nav > li {
    float: left;  /*菜单项左浮动*/
  }
  .navbar-nav > li > a {  /*加大上下方向的内边距*/
    padding-top: 15px; 
    padding-bottom: 15px;
  }
  .navbar-nav.navbar-right:last-child {
    margin-right: -15px;  /*向右对其的最后一个子元素，设置负的margin值*/
  }
}

@media (min-width: 768px) { /*宽屏情况下*/
  .navbar-left {
    float: left !important;  /*左浮动*/
  }
  .navbar-right {
    float: right !important; /*右浮动*/
  }
}

.navbar-form {
  padding: 10px 15px;
  margin-top: 8px;  /* 减少margin值 */
  margin-right: -15px;
  margin-bottom: 8px;
  margin-left: -15px;
  border-top: 1px solid transparent;
  border-bottom: 1px solid transparent;
  -webkit-box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1), 0 1px 0 rgba(255, 255, 255, 0.1);
          box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1), 0 1px 0 rgba(255, 255, 255, 0.1);
}

@media (min-width: 768px) {  /* input、select、textarea、radio、checkbox都设置为内联块显示 */
  .navbar-form .form-group {
    display: inline-block;
    margin-bottom: 0;
    vertical-align: middle;
  }
  .navbar-form .form-control {
    display: inline-block;
  }
  .navbar-form select.form-control {
    width: auto;
  }
  .navbar-form .radio,
  .navbar-form .checkbox {
    display: inline-block;
    padding-left: 0;
    margin-top: 0;
    margin-bottom: 0;
  }
  .navbar-form .radio input[type="radio"],
  .navbar-form .checkbox input[type="checkbox"] {
    float: none;
    margin-left: 0;
  }
}

@media (max-width: 767px) {  /* 窄屏下，设置底部外边距*/
  .navbar-form .form-group {
    margin-bottom: 5px;
  }
}

@media (min-width: 768px) { /* 普通浏览器宽屏下*/
  .navbar-form {
    width: auto;
    padding-top: 0; /* 去除上下内边距*/
    padding-bottom: 0;
    margin-right: 0; /*去除左右外边距*/
    margin-left: 0;
    border: 0;
    -webkit-box-shadow: none; /* 取消阴影*/
            box-shadow: none;
  }
  .navbar-form.navbar-right:last-child {
    margin-right: -15px; /* 最后一个元素，设置负的margin，以便对齐*/
  }
}

.navbar-nav > li > .dropdown-menu {
  margin-top: 0;
  border-top-right-radius: 0;
  border-top-left-radius: 0;
}

.navbar-fixed-bottom .navbar-nav > li > .dropdown-menu {
  border-bottom-right-radius: 0;
  border-bottom-left-radius: 0;
}

.navbar-nav.pull-right > li > .dropdown-menu,
.navbar-nav > li > .dropdown-menu.pull-right {
  right: 0;
  left: auto;
}

.navbar-btn { /* 仅设置了上下外边距值 */
  margin-top: 8px;
  margin-bottom: 8px;
}

.navbar-btn.btn-sm {
  margin-top: 10px;
  margin-bottom: 10px;
}

.navbar-btn.btn-xs {
  margin-top: 14px;
  margin-bottom: 14px;
}

.navbar-text {  /* 左浮动 */
  margin-top: 15px;
  margin-bottom: 15px;
}

@media (min-width: 768px) { /* 普通浏览器宽屏下，增加左右外边距*/
  .navbar-text {
    float: left;
    margin-right: 15px;
    margin-left: 15px;
  }
  .navbar-text.navbar-right:last-child {
    margin-right: 0;
  }
}

.navbar-default {  /*设置背景颜色和边框颜色*/
  background-color: #f8f8f8;
  border-color: #e7e7e7;
}

.navbar-default .navbar-brand {
  color: #777777; /*设置navbar-brand的文本颜色*/
}

.navbar-default .navbar-brand:hover,
.navbar-default .navbar-brand:focus {
  color: #5e5e5e;  /*navbar-brand移动或焦点时的文本颜色和背景颜色*/
  background-color: transparent;
}

.navbar-default .navbar-text {
  color: #777777; /*设置navbar-text的文本颜色，下节会讲*/
}

.navbar-default .navbar-nav > li > a {
  color: #777777;  /*设置菜单项链接的文本颜色*/
}

.navbar-default .navbar-nav > li > a:hover,
.navbar-default .navbar-nav > li > a:focus {
  color: #333333;  /*设置菜单项链接在移动或焦点时的文本颜色*/
  background-color: transparent;
}

.navbar-default .navbar-nav > .active > a,
.navbar-default .navbar-nav > .active > a:hover,
.navbar-default .navbar-nav > .active > a:focus {
  color: #555555; /*设置当前活动的菜单项链接的文本颜色和背景颜色*/
  background-color: #e7e7e7;
}

.navbar-default .navbar-nav > .disabled > a,
.navbar-default .navbar-nav > .disabled > a:hover,
.navbar-default .navbar-nav > .disabled > a:focus {
  color: #cccccc;  /*设置当前已禁用的菜单项链接的文本颜色和背景颜色*/
  background-color: transparent;
}

.navbar-default .navbar-toggle {
  border-color: #dddddd;  /*响应式按钮的边框颜色，响应式导航小节会讲*/
}

.navbar-default .navbar-toggle:hover,
.navbar-default .navbar-toggle:focus {
  background-color: #dddddd; /*响应式按钮在移动或者焦点时的背景颜色*/
}

.navbar-default .navbar-toggle .icon-bar {
  background-color: #cccccc; /*响应式按钮里的icon的背景颜色*/
}

.navbar-default .navbar-collapse,
.navbar-default .navbar-form {
  border-color: #e7e7e7; /*折叠边框或者表单样式的边框颜色*/
}

.navbar-default .navbar-nav > .open > a,
.navbar-default .navbar-nav > .open > a:hover,
.navbar-default .navbar-nav > .open > a:focus {
  color: #555555;  /*下拉菜单打开时，链接项的文本颜色和背景颜色*/
  background-color: #e7e7e7;
}

@media (max-width: 767px) {  /*窄屏下*/
  .navbar-default .navbar-nav .open .dropdown-menu > li > a {
    color: #777777; /*下拉菜单打开时，其里面的子菜单项链接的文本颜色*/
  }
  .navbar-default .navbar-nav .open .dropdown-menu > li > a:hover,
  .navbar-default .navbar-nav .open .dropdown-menu > li > a:focus {
    color: #333333; /*下拉菜单打开时，其里面的子菜单项链接的文本颜色（移动或焦点时）*/
    background-color: transparent;
  }
  .navbar-default .navbar-nav .open .dropdown-menu > .active > a,
  .navbar-default .navbar-nav .open .dropdown-menu > .active > a:hover,
  .navbar-default .navbar-nav .open .dropdown-menu > .active > a:focus {
    color: #555555;  /*下拉菜单打开时，其里面的当前活动的子菜单项链接的文本颜色*/
    background-color: #e7e7e7;
  }
  .navbar-default .navbar-nav .open .dropdown-menu > .disabled > a,
  .navbar-default .navbar-nav .open .dropdown-menu > .disabled > a:hover,
  .navbar-default .navbar-nav .open .dropdown-menu > .disabled > a:focus {
    color: #cccccc; /*下拉菜单打开时，其里面的当前已禁用的子菜单项链接的文本颜色*/
    background-color: transparent;
  }
}

.navbar-default .navbar-link {
  color: #777777;  /*内部链接的文本颜色*/
}

.navbar-default .navbar-link:hover {
  color: #333333; /*内部链接在鼠标移动时的文本颜色*/
}

.navbar-inverse {
  background-color: #222222;
  border-color: #080808;
}

.navbar-inverse .navbar-brand {
  color: #999999;
}

.navbar-inverse .navbar-brand:hover,
.navbar-inverse .navbar-brand:focus {
  color: #ffffff;
  background-color: transparent;
}

.navbar-inverse .navbar-text {
  color: #999999;
}

.navbar-inverse .navbar-nav > li > a {
  color: #999999;
}

.navbar-inverse .navbar-nav > li > a:hover,
.navbar-inverse .navbar-nav > li > a:focus {
  color: #ffffff;
  background-color: transparent;
}

.navbar-inverse .navbar-nav > .active > a,
.navbar-inverse .navbar-nav > .active > a:hover,
.navbar-inverse .navbar-nav > .active > a:focus {
  color: #ffffff;
  background-color: #080808;
}

.navbar-inverse .navbar-nav > .disabled > a,
.navbar-inverse .navbar-nav > .disabled > a:hover,
.navbar-inverse .navbar-nav > .disabled > a:focus {
  color: #444444;
  background-color: transparent;
}

.navbar-inverse .navbar-toggle {
  border-color: #333333;
}

.navbar-inverse .navbar-toggle:hover,
.navbar-inverse .navbar-toggle:focus {
  background-color: #333333;
}

.navbar-inverse .navbar-toggle .icon-bar {
  background-color: #ffffff;
}

.navbar-inverse .navbar-collapse,
.navbar-inverse .navbar-form {
  border-color: #101010;
}

.navbar-inverse .navbar-nav > .open > a,
.navbar-inverse .navbar-nav > .open > a:hover,
.navbar-inverse .navbar-nav > .open > a:focus {
  color: #ffffff;
  background-color: #080808;
}

@media (max-width: 767px) {
  .navbar-inverse .navbar-nav .open .dropdown-menu > .dropdown-header {
    border-color: #080808;
  }
  .navbar-inverse .navbar-nav .open .dropdown-menu .divider {
    background-color: #080808;
  }
  .navbar-inverse .navbar-nav .open .dropdown-menu > li > a {
    color: #999999;
  }
  .navbar-inverse .navbar-nav .open .dropdown-menu > li > a:hover,
  .navbar-inverse .navbar-nav .open .dropdown-menu > li > a:focus {
    color: #ffffff;
    background-color: transparent;
  }
  .navbar-inverse .navbar-nav .open .dropdown-menu > .active > a,
  .navbar-inverse .navbar-nav .open .dropdown-menu > .active > a:hover,
  .navbar-inverse .navbar-nav .open .dropdown-menu > .active > a:focus {
    color: #ffffff;
    background-color: #080808;
  }
  .navbar-inverse .navbar-nav .open .dropdown-menu > .disabled > a,
  .navbar-inverse .navbar-nav .open .dropdown-menu > .disabled > a:hover,
  .navbar-inverse .navbar-nav .open .dropdown-menu > .disabled > a:focus {
    color: #444444;
    background-color: transparent;
  }
}

.navbar-inverse .navbar-link {
  color: #999999;
}

.navbar-inverse .navbar-link:hover {
  color: #ffffff;
}

.breadcrumb { /* 基础样式，背景、圆角、list-style */
  padding: 8px 15px;
  margin-bottom: 20px;
  list-style: none;
  background-color: #f5f5f5;
  border-radius: 4px;
}

.breadcrumb > li {
  display: inline-block;  /* 所有的li项都是内联块方式 */
}

.breadcrumb > li + li:before { /* 并列li项才起左右 */
  padding: 0 5px;
  color: #cccccc;
  content: "/\00a0";
}

.breadcrumb > .active {
  color: #999999;  /* 设置当前项的颜色 */
}

.pagination {
  display: inline-block;  /* 内联块显示 */
  padding-left: 0;/* 取消左内边距块显示 */
  margin: 20px 0; /* 上下margin为20像素 */
  border-radius: 4px; /* 容器元素的圆角设置 */
}

.pagination > li {
  display: inline; /* 内联显示 */
}

.pagination > li > a,
.pagination > li > span {
  position: relative;
  float: left;
  padding: 6px 12px;
  margin-left: -1px;
  line-height: 1.428571429;
  text-decoration: none;
  background-color: #ffffff;
  border: 1px solid #dddddd;  /* 设置所有的边框都为1像素 */
}

.pagination > li:first-child > a,
.pagination > li:first-child > span {
  margin-left: 0;  /*取消左外边距*/
  border-bottom-left-radius: 4px; /* 设置左下方圆角 */
  border-top-left-radius: 4px; /* 设设置左上方圆角 */
}

.pagination > li:last-child > a,
.pagination > li:last-child > span {
  border-top-right-radius: 4px; /* 设置右上方圆角 */
  border-bottom-right-radius: 4px;  /* 设置右下方圆角 */
}

.pagination > li > a:hover,
.pagination > li > span:hover,
.pagination > li > a:focus,
.pagination > li > span:focus {
  background-color: #eeeeee;
}

.pagination > .active > a,
.pagination > .active > span,
.pagination > .active > a:hover,
.pagination > .active > span:hover,
.pagination > .active > a:focus,
.pagination > .active > span:focus {
  z-index: 2;
  color: #ffffff;
  cursor: default;
  background-color: #428bca;
  border-color: #428bca;
}

.pagination > .disabled > span,
.pagination > .disabled > span:hover,
.pagination > .disabled > span:focus,
.pagination > .disabled > a,
.pagination > .disabled > a:hover,
.pagination > .disabled > a:focus {
  color: #999999;
  cursor: not-allowed;
  background-color: #ffffff;
  border-color: #dddddd;
}

.pagination-lg > li > a,
.pagination-lg > li > span {
  padding: 10px 16px; /* 增大padding值 */
  font-size: 18px; /* 增大字体大小 */
}

.pagination-lg > li:first-child > a,
.pagination-lg > li:first-child > span {  /*第一个li项，增大圆角角度*/
  border-bottom-left-radius: 6px;
  border-top-left-radius: 6px;
}

.pagination-lg > li:last-child > a,
.pagination-lg > li:last-child > span { /*最后一个li项，增大圆角角度*/
  border-top-right-radius: 6px;
  border-bottom-right-radius: 6px;
}

.pagination-sm > li > a,
.pagination-sm > li > span {
  padding: 5px 10px;
  font-size: 12px;
}

.pagination-sm > li:first-child > a,
.pagination-sm > li:first-child > span {
  border-bottom-left-radius: 3px;
  border-top-left-radius: 3px;
}

.pagination-sm > li:last-child > a,
.pagination-sm > li:last-child > span {
  border-top-right-radius: 3px;
  border-bottom-right-radius: 3px;
}

.pager {
  padding-left: 0;
  margin: 20px 0;
  text-align: center; /* 居中显示 */
  list-style: none; /* li无标记显示 */
}

.pager:before,
.pager:after {
  display: table;
  content: " ";
}

.pager:after {
  clear: both;
}

.pager:before,
.pager:after {
  display: table;
  content: " ";
}

.pager:after {
  clear: both;
}

.pager li { 
  display: inline;/* 内联显示 */
}

.pager li > a,
.pager li > span {
  display: inline-block; /* 内联块，支持a元素和span元素 */
  padding: 5px 14px;
  background-color: #ffffff;
  border: 1px solid #dddddd; /* 边框设置1像素 */
  border-radius: 15px; /* 加大圆角 */
}

.pager li > a:hover,
.pager li > a:focus {
  text-decoration: none; /* 鼠标触发或焦点时无下划线 */
  background-color: #eeeeee;
}

.pager .next > a,
.pager .next > span {
  float: right; /* 下一页 右浮动 */
}

.pager .previous > a,
.pager .previous > span {
  float: left; /* 上一页 左浮动 */
}

.pager .disabled > a,
.pager .disabled > a:hover,
.pager .disabled > a:focus,
.pager .disabled > span {
  color: #999999; /* 被禁用时，改变文本颜色 */
  cursor: not-allowed; /* 被禁用时，改回默认的鼠标手势 */
  background-color: #ffffff;
}

.label {
  display: inline;
  padding: .2em .6em .3em;
  font-size: 75%;
  font-weight: bold;
  line-height: 1;
  color: #ffffff;
  text-align: center;
  white-space: nowrap;
  vertical-align: baseline;
  border-radius: .25em;
}

.label[href]:hover,
.label[href]:focus {
  color: #ffffff;
  text-decoration: none;
  cursor: pointer;
}

.label:empty {
  display: none; /*如果元素内没有内容，则隐藏该元素*/
}

.btn .label {
  position: relative;
  top: -1px;
}

.label-default {
  background-color: #999999;
}

.label-default[href]:hover,
.label-default[href]:focus {
  background-color: #808080;
}

.label-primary {
  background-color: #428bca;
}

.label-primary[href]:hover,
.label-primary[href]:focus {
  background-color: #3071a9;
}

.label-success {
  background-color: #5cb85c;
}

.label-success[href]:hover,
.label-success[href]:focus {
  background-color: #449d44;
}

.label-info {
  background-color: #5bc0de;
}

.label-info[href]:hover,
.label-info[href]:focus {
  background-color: #31b0d5;
}

.label-warning {
  background-color: #f0ad4e;
}

.label-warning[href]:hover,
.label-warning[href]:focus {
  background-color: #ec971f;
}

.label-danger {
  background-color: #d9534f;
}

.label-danger[href]:hover,
.label-danger[href]:focus {
  background-color: #c9302c;
}

.badge {
  display: inline-block;
  min-width: 10px;
  padding: 3px 7px;
  font-size: 12px;
  font-weight: bold;
  line-height: 1;
  color: #ffffff;
  text-align: center;
  white-space: nowrap;
  vertical-align: baseline;
  background-color: #999999;
  border-radius: 10px;
}

.badge:empty {
  display: none;
}

.btn .badge {
  position: relative; /*在.btn样式里的元素上应用badge的话，设置为相对定位*/
  top: -1px;
}

a.badge:hover,
a.badge:focus { /*a链接上设置badge时，在hover和focus时的颜色设置*/
  color: #ffffff;
  text-decoration: none;
  cursor: pointer;
}

a.list-group-item.active > .badge,
.nav-pills > .active > a > .badge {
  color: #428bca;  /*将文本颜色和胶囊按钮的背景色设为一致*/
  background-color: #ffffff; /*背景设为白色*/
}

.nav-pills > li > a > .badge {
  margin-left: 3px; /*设置左外边距*/
}

.jumbotron { /*默认100%填充*/
  padding: 30px; /*加大内边距*/
  margin-bottom: 30px; /*加大外边距*/
  font-size: 21px;  /*加大字体*/
  font-weight: 200; /*超大粗体*/
  line-height: 2.1428571435;
  color: inherit;
  background-color: #eeeeee; /*背景颜色*/
}

.jumbotron h1,
.jumbotron .h1 { /*窄屏下，字体设置*/
  line-height: 1;
  color: inherit;
}

.jumbotron p { 
  line-height: 1.4;/*窄屏下，行距设置*/
}

.container .jumbotron {
  border-radius: 6px;  /*如果jumbotron放在container样式内，则显示圆角*/
}

.jumbotron .container {
  max-width: 100%;  /*如果jumbotron内部有container样式，则最大宽度为100%*/
}

@media screen and (min-width: 768px) {  /*宽屏下的设置*/
  .jumbotron { /*宽屏下，加大上下内边距*/
    padding-top: 48px;
    padding-bottom: 48px;
  }
  .container .jumbotron { /*宽屏下，加大左右内边距*/
    padding-right: 60px;
    padding-left: 60px;
  }
  .jumbotron h1,
  .jumbotron .h1 {
    font-size: 63px; /*宽屏下，字体加大*/
  }
}

.thumbnail {
  display: block; /*块级显示*/
  padding: 4px;/* 图片外边设置4个像素的边框间距 */
  margin-bottom: 20px; /* 底部保留20像素的外边距 */
  line-height: 1.428571429;
  background-color: #ffffff; /* 白色背景 */
  border: 1px solid #dddddd; /* 灰色1像素边框 */
  border-radius: 4px; /* 圆角设置 */
  -webkit-transition: all 0.2s ease-in-out;
          transition: all 0.2s ease-in-out;
}

.thumbnail > img,
.thumbnail a > img {
  display: block; /*块级显示*/
  height: auto; /*高度自适应*/
  max-width: 100%; /* 如果img位于thumbnail样式内部，则自动填充100% */
  margin-right: auto;  /*水平居中*/
  margin-left: auto;
}

a.thumbnail:hover,
a.thumbnail:focus,
a.thumbnail.active {
  border-color: #428bca; /*鼠标移动或焦点时（也包括高亮时）的边框颜色设置*/
}

.thumbnail .caption { 
  padding: 9px; /* caption样式一般用于显示缩略图名称，再增加一点边框间距 */
  color: #333333;
}

.alert {/* 基本的警告框设置 */
  padding: 15px;
  margin-bottom: 20px;
  border: 1px solid transparent;
  border-radius: 4px;
}

.alert h4 {
  margin-top: 0;  /* 标题，不设置margin-top值 */
  color: inherit;
}

.alert .alert-link {
  font-weight: bold;/* alert内的链接样式 */
}

.alert > p,
.alert > ul {
  margin-bottom: 0;/* alert内的p元素和ul元素的底部外边距设置 */
}

.alert > p + p {
  margin-top: 5px;/*两个段落之间，增加一个顶部外边距*/
}

.alert-dismissable {/* 警告框内，如果是可关闭的话 */
  padding-right: 35px;/* 增大右内边距，以便放关闭按钮*/
}

.alert-dismissable .close {/* 警告框内，如果设置关闭按钮，特殊处理 */
  position: relative;
  top: -2px;
  right: -21px;/* 关闭按钮，右对齐 */
  color: inherit;
}

.alert-success {
  color: #3c763d;/* 设置文字绿色 */
  background-color: #dff0d8;  /* 设置背景颜色 */
  border-color: #d6e9c6; /* 设置边框颜色 */
}

.alert-success hr {
  border-top-color: #c9e2b3; /* 设置分隔符颜色 */
}

.alert-success .alert-link {
  color: #2b542c; /* 设置内部链接的文本颜色 */
}

.alert-info {
  color: #31708f;
  background-color: #d9edf7;
  border-color: #bce8f1;
}

.alert-info hr {
  border-top-color: #a6e1ec;
}

.alert-info .alert-link {
  color: #245269;
}

.alert-warning {
  color: #8a6d3b;
  background-color: #fcf8e3;
  border-color: #faebcc;
}

.alert-warning hr {
  border-top-color: #f7e1b5;
}

.alert-warning .alert-link {
  color: #66512c;
}

.alert-danger {
  color: #a94442;
  background-color: #f2dede;
  border-color: #ebccd1;
}

.alert-danger hr {
  border-top-color: #e4b9c0;
}

.alert-danger .alert-link {
  color: #843534;
}

@-webkit-keyframes progress-bar-stripes {
  from {
    background-position: 40px 0;
  }
  to {
    background-position: 0 0;
  }
}

@keyframes progress-bar-stripes {
  from {
    background-position: 40px 0;
  }
  to {
    background-position: 0 0;
  }
}

.progress {
  height: 20px;  /* 进度条容器高度 */
  margin-bottom: 20px; /* 设置20像素的底部外间距 */
  overflow: hidden; /* 超出容器就自动隐藏 */
  background-color: #f5f5f5; /* 容器背景色为淡灰色 */
  border-radius: 4px; /* 容器圆角 */
  -webkit-box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1); /* 容器阴影 */
          box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1);
}

.progress-bar {
  float: left; /* 左浮动 */
  width: 0;  /* 默认宽度是0 */
  height: 100%; /* 高度100%自适应 */
  font-size: 12px;
  line-height: 20px;
  color: #ffffff;
  text-align: center;
  background-color: #428bca; /* 进度条颜色 */
  -webkit-box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.15); /* 阴影处理 */
          box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.15);
  -webkit-transition: width 0.6s ease;  /* 0.6秒的过度 */
          transition: width 0.6s ease; /* 其他浏览器 */
}

.progress-striped .progress-bar { /* 下面是根据不同的浏览器进行线性渐变的设置，6个间隔的设置 */
  background-image: -webkit-linear-gradient(45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
  background-image: linear-gradient(45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
  background-size: 40px 40px; /* 以每40像素为一个块进行背景显示 */
}

.progress.active .progress-bar {
  -webkit-animation: progress-bar-stripes 2s linear infinite;/* 2秒过度40像素，无限循环 */
          animation: progress-bar-stripes 2s linear infinite;/* 其他浏览器 */
}

.progress-bar-success {
  background-color: #5cb85c;
}

.progress-striped .progress-bar-success {
  background-image: -webkit-linear-gradient(45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
  background-image: linear-gradient(45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
}

.progress-bar-info {
  background-color: #5bc0de;
}

.progress-striped .progress-bar-info {
  background-image: -webkit-linear-gradient(45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
  background-image: linear-gradient(45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
}

.progress-bar-warning {
  background-color: #f0ad4e;
}

.progress-striped .progress-bar-warning {
  background-image: -webkit-linear-gradient(45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
  background-image: linear-gradient(45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
}

.progress-bar-danger {
  background-color: #d9534f;
}

.progress-striped .progress-bar-danger {
  background-image: -webkit-linear-gradient(45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
  background-image: linear-gradient(45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
}

.media,
.media-body {
  overflow: hidden; /* 超出显示区域则隐藏 */
  zoom: 1;
}

.media,
.media .media {
  margin-top: 15px; /* 设置每个媒体对象（或嵌套媒体）的top间距 */
}

.media:first-child {
  margin-top: 0;  /* 第一个媒体对象，不设置top间距 */
}

.media-object {
  display: block;  /* 针对的媒体对象object设置为块状显示 */
}

.media-heading {
  margin: 0 0 5px; /* 媒体对象标题，设置5个像素的底部间距 */
}

.media > .pull-left {
  margin-right: 10px; /* 左浮动，保留10个像素的右间距 */
}

.media > .pull-right {
  margin-left: 10px;  /* 右浮动，保留10个像素的左间距 */
}

.media-list {
  padding-left: 0; /* 不保留左间距 */
  list-style: none; /* 媒体列表 去除li标记符 */
}

.list-group {
  padding-left: 0; /* 消除左边距*/
  margin-bottom: 20px; /* 底部间距保留20像素 */
}

.list-group-item {
  position: relative; /* 相对布局 */
  display: block; /* 块状显示 */
  padding: 10px 15px;
  margin-bottom: -1px;
  background-color: #ffffff; /* 默认全部列表的背景颜色为白色 */
  border: 1px solid #dddddd; /* 1像素边框 */
}

.list-group-item:first-child {
  border-top-right-radius: 4px; /* 最上边的一个li元素设置左上角和右上角的圆角 */
  border-top-left-radius: 4px;
}

.list-group-item:last-child {
  margin-bottom: 0; /* 最下边的一个li元素，取消底部外边距 */
  border-bottom-right-radius: 4px; /* 最下边的一个li元素设置左下角和右下角的圆角 */
  border-bottom-left-radius: 4px;
}

.list-group-item > .badge {
  float: right; /* 设置小图标 右浮动 */
}

.list-group-item > .badge + .badge {
  margin-right: 5px; /* 如果两个图标放一起显示，则保留5个像素的右间距 */
}

a.list-group-item {
  color: #555555; /*链接的文本颜色*/
}

a.list-group-item .list-group-item-heading {
  color: #333333; /*如果链接内有heading元素，则设置文本颜色*/
}

a.list-group-item:hover,
a.list-group-item:focus {  /*链接在移动（或焦点时）的设置*/
  text-decoration: none;  /* 链接不设置下划线 */
  background-color: #f5f5f5;  /* 背景色 */
}

a.list-group-item.active,
a.list-group-item.active:hover,
a.list-group-item.active:focus {  /*链接被设置为当前活动（高亮）时的设置*/
  z-index: 2;
  color: #ffffff; /* 高亮是文字是白色，背景是深色 */
  background-color: #428bca;
  border-color: #428bca;
}

a.list-group-item.active .list-group-item-heading,
a.list-group-item.active:hover .list-group-item-heading,
a.list-group-item.active:focus .list-group-item-heading { /*链接被设置为当前活动（高亮）时，其顶部heading的设置*/
  color: inherit; /*链接被设置为当前活动（高亮）时，内部的heading元素继承父元素的设置*/
}

a.list-group-item.active .list-group-item-text,
a.list-group-item.active:hover .list-group-item-text,
a.list-group-item.active:focus .list-group-item-text { /*链接被设置为当前活动（高亮）时，正文text的设置*/
  color: #e1edf7;   /*链接被设置为当前活动（高亮）时，内部的text元素的文本颜色*/
}

.list-group-item-heading { /*默认情况下的heading设置*/
  margin-top: 0;
  margin-bottom: 5px;
}

.list-group-item-text {  /*默认情况下的text设置*/
  margin-bottom: 0;
  line-height: 1.3;
}

.panel {
  margin-bottom: 20px; /* 设置底部边距 */
  background-color: #ffffff;  /* 白色背景 */
  border: 1px solid transparent; /* 透明边框 ，颜色在后面根据主题进行设置*/
  border-radius: 4px;  /* 边框角度 */
  -webkit-box-shadow: 0 1px 1px rgba(0, 0, 0, 0.05); /* 阴影 */
          box-shadow: 0 1px 1px rgba(0, 0, 0, 0.05);
}

.panel-body {
  padding: 15px; /* 设置正文的内边距 */
}

.panel-body:before,
.panel-body:after {
  display: table;
  content: " ";
}

.panel-body:after {
  clear: both;
}

.panel-body:before,
.panel-body:after {
  display: table;
  content: " ";
}

.panel-body:after {
  clear: both;
}

.panel > .list-group {
  margin-bottom: 0; /*将底部的外边距设置为0，以便和panel的底部重合靠紧*/
}

.panel > .list-group .list-group-item {
  border-width: 1px 0; /*将列表组里的item项的上下边框设置为1像素*/
}

.panel > .list-group .list-group-item:first-child {  /*去除第一个item的左上角和右上角的圆角，以便符合整体布局*/
  border-top-right-radius: 0;
  border-top-left-radius: 0;
}

.panel > .list-group .list-group-item:last-child {
  border-bottom: 0; /*设置最后一个item的底部边框为0像素，以便和panel的底部重合靠紧*/
}

.panel-heading + .list-group .list-group-item:first-child {
  border-top-width: 0; /*如果列表组和head并列紧靠的元素，则将第一个item的上边框的宽度设置为0，以防产生重合的粗线*/
}

.panel > .table,
.panel > .table-responsive > .table {
  margin-bottom: 0; /*使用panel时，将表格的底部外边距设置为0，以便重合靠近*/
}

.panel > .panel-body + .table,
.panel > .panel-body + .table-responsive {
  border-top: 1px solid #dddddd; /*使用panel时，如果表格和panel-body并列放，将表格的顶部边框设置为1像素，以便和panel-body有分隔*/
}

.panel > .table > tbody:first-child th,
.panel > .table > tbody:first-child td {
  border-top: 0; /*将tbody区域的第一个th或td的顶部边框设置为0，避免有水平粗线*/
}

.panel > .table-bordered,
.panel > .table-responsive > .table-bordered {
  border: 0; /*使用panel时，将表格的table-bordered样式的外边框设置为0，但tr和td依然有边框哦*/
}

.panel > .table-bordered > thead > tr > th:first-child,
.panel > .table-responsive > .table-bordered > thead > tr > th:first-child,
.panel > .table-bordered > tbody > tr > th:first-child,
.panel > .table-responsive > .table-bordered > tbody > tr > th:first-child,
.panel > .table-bordered > tfoot > tr > th:first-child,
.panel > .table-responsive > .table-bordered > tfoot > tr > th:first-child,
.panel > .table-bordered > thead > tr > td:first-child,
.panel > .table-responsive > .table-bordered > thead > tr > td:first-child,
.panel > .table-bordered > tbody > tr > td:first-child,
.panel > .table-responsive > .table-bordered > tbody > tr > td:first-child,
.panel > .table-bordered > tfoot > tr > td:first-child,
.panel > .table-responsive > .table-bordered > tfoot > tr > td:first-child {
  border-left: 0; /*将左边框设置为0，以便和左边的panel重合靠紧*/
}

.panel > .table-bordered > thead > tr > th:last-child,
.panel > .table-responsive > .table-bordered > thead > tr > th:last-child,
.panel > .table-bordered > tbody > tr > th:last-child,
.panel > .table-responsive > .table-bordered > tbody > tr > th:last-child,
.panel > .table-bordered > tfoot > tr > th:last-child,
.panel > .table-responsive > .table-bordered > tfoot > tr > th:last-child,
.panel > .table-bordered > thead > tr > td:last-child,
.panel > .table-responsive > .table-bordered > thead > tr > td:last-child,
.panel > .table-bordered > tbody > tr > td:last-child,
.panel > .table-responsive > .table-bordered > tbody > tr > td:last-child,
.panel > .table-bordered > tfoot > tr > td:last-child,
.panel > .table-responsive > .table-bordered > tfoot > tr > td:last-child {
  border-right: 0;
}

.panel > .table-bordered > thead > tr:last-child > th,
.panel > .table-responsive > .table-bordered > thead > tr:last-child > th,
.panel > .table-bordered > tbody > tr:last-child > th,
.panel > .table-responsive > .table-bordered > tbody > tr:last-child > th,
.panel > .table-bordered > tfoot > tr:last-child > th,
.panel > .table-responsive > .table-bordered > tfoot > tr:last-child > th,
.panel > .table-bordered > thead > tr:last-child > td,
.panel > .table-responsive > .table-bordered > thead > tr:last-child > td,
.panel > .table-bordered > tbody > tr:last-child > td,
.panel > .table-responsive > .table-bordered > tbody > tr:last-child > td,
.panel > .table-bordered > tfoot > tr:last-child > td,
.panel > .table-responsive > .table-bordered > tfoot > tr:last-child > td {
  border-bottom: 0;
}

.panel > .table-responsive {
  margin-bottom: 0;
  border: 0;
}

.panel-heading { /* 面板头部相关设置 */
  padding: 10px 15px;
  border-bottom: 1px solid transparent;
  border-top-right-radius: 3px;
  border-top-left-radius: 3px;
}

.panel-heading > .dropdown .dropdown-toggle {
  color: inherit; /* 面板头部，如果有下拉菜单，继承父元素设置 */
}

.panel-title { /* 面板头部，放title标题的话，去除上下外边距，加大字体 */
  margin-top: 0;
  margin-bottom: 0;
  font-size: 16px;
  color: inherit;
}

.panel-title > a {
  color: inherit;
}

.panel-footer { /* 面板底部相关设置 */
  padding: 10px 15px;
  background-color: #f5f5f5;  /* 面板底部背景色 */
  border-top: 1px solid #dddddd;
  border-bottom-right-radius: 3px;
  border-bottom-left-radius: 3px;
}

.panel-group .panel {
  margin-bottom: 0;
  overflow: hidden;
  border-radius: 4px;
}

.panel-group .panel + .panel {
  margin-top: 5px;
}

.panel-group .panel-heading {
  border-bottom: 0;
}

.panel-group .panel-heading + .panel-collapse .panel-body {
  border-top: 1px solid #dddddd;
}

.panel-group .panel-footer {
  border-top: 0;
}

.panel-group .panel-footer + .panel-collapse .panel-body {
  border-bottom: 1px solid #dddddd;
}

.panel-default {
  border-color: #dddddd; /* 设置面板边框颜色 */
}

.panel-default > .panel-heading {  /* 设置面板头部相关的设置 */
  color: #333333;/* 文字颜色 */
  background-color: #f5f5f5;  /* 背景颜色 */
  border-color: #dddddd; /* 面板头的边框颜色 */
}

.panel-default > .panel-heading + .panel-collapse .panel-body {
  border-top-color: #dddddd; /* 如果是折叠面板的话，设置顶部边框的颜色*/
}

.panel-default > .panel-footer + .panel-collapse .panel-body {
  border-bottom-color: #dddddd; /* 如果是折叠面板的话，设置底部footer的底部边框颜色*/
}

.panel-primary {
  border-color: #428bca;
}

.panel-primary > .panel-heading {
  color: #ffffff;
  background-color: #428bca;
  border-color: #428bca;
}

.panel-primary > .panel-heading + .panel-collapse .panel-body {
  border-top-color: #428bca;
}

.panel-primary > .panel-footer + .panel-collapse .panel-body {
  border-bottom-color: #428bca;
}

.panel-success {
  border-color: #d6e9c6;
}

.panel-success > .panel-heading {
  color: #3c763d;
  background-color: #dff0d8;
  border-color: #d6e9c6;
}

.panel-success > .panel-heading + .panel-collapse .panel-body {
  border-top-color: #d6e9c6;
}

.panel-success > .panel-footer + .panel-collapse .panel-body {
  border-bottom-color: #d6e9c6;
}

.panel-warning {
  border-color: #faebcc;
}

.panel-warning > .panel-heading {
  color: #8a6d3b;
  background-color: #fcf8e3;
  border-color: #faebcc;
}

.panel-warning > .panel-heading + .panel-collapse .panel-body {
  border-top-color: #faebcc;
}

.panel-warning > .panel-footer + .panel-collapse .panel-body {
  border-bottom-color: #faebcc;
}

.panel-danger {
  border-color: #ebccd1;
}

.panel-danger > .panel-heading {
  color: #a94442;
  background-color: #f2dede;
  border-color: #ebccd1;
}

.panel-danger > .panel-heading + .panel-collapse .panel-body {
  border-top-color: #ebccd1;
}

.panel-danger > .panel-footer + .panel-collapse .panel-body {
  border-bottom-color: #ebccd1;
}

.panel-info {
  border-color: #bce8f1;
}

.panel-info > .panel-heading {
  color: #31708f;
  background-color: #d9edf7;
  border-color: #bce8f1;
}

.panel-info > .panel-heading + .panel-collapse .panel-body {
  border-top-color: #bce8f1;
}

.panel-info > .panel-footer + .panel-collapse .panel-body {
  border-bottom-color: #bce8f1;
}

.well {
  min-height: 20px; /*最小高度设置为20px*/
  padding: 19px; /*内边距设置*/
  margin-bottom: 20px; /*底部外边距为20px*/
  background-color: #f5f5f5; /*背景色为灰色*/
  border: 1px solid #e3e3e3; /*设置边框*/
  border-radius: 4px; /*设置圆角*/
  -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.05);  /*阴影*/
          box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.05);
}

.well blockquote {
  border-color: #ddd;  /*如果有引用的话，加深引用的边框颜色*/
  border-color: rgba(0, 0, 0, 0.15);
}

.well-lg {
  padding: 24px;/*加大内边距*/
  border-radius: 6px;/*加大圆角设置*/
}

.well-sm {
  padding: 9px;/*减少内边距*/
  border-radius: 3px;/*减少圆角设置*/
}

.close {
  float: right;
  font-size: 21px;
  font-weight: bold;
  line-height: 1;
  color: #000000;
  text-shadow: 0 1px 0 #ffffff;
  opacity: 0.2;
  filter: alpha(opacity=20);
}

.close:hover,
.close:focus {
  color: #000000;
  text-decoration: none;
  cursor: pointer;
  opacity: 0.5;
  filter: alpha(opacity=50);
}

button.close {
  padding: 0;
  cursor: pointer;
  background: transparent;
  border: 0;
  -webkit-appearance: none;
}

.modal-open {
  overflow: hidden;
}

.modal {
  position: fixed; /* 固定布局 */
  top: 0; /* 上下左右都是0，表示充满全屏 */
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1040;  /* 提升z-index，防止其他元素溢出，modal-dialog的z-index是1050 */
  display: none; /* 默认不显示 */
  overflow: auto;
  overflow-y: scroll;  /* 竖向可以滚动 */
}

.modal.fade .modal-dialog {
  -webkit-transform: translate(0, -25%); /*向下移动25%的距离，从而产生向下的动画视觉*/
      -ms-transform: translate(0, -25%);
          transform: translate(0, -25%);
  -webkit-transition: -webkit-transform 0.3s ease-out; /*减速运行*/
     -moz-transition: -moz-transform 0.3s ease-out;
       -o-transition: -o-transform 0.3s ease-out;
          transition: transform 0.3s ease-out;
}

.modal.in .modal-dialog { /*页面完整显示时，回归到原始位置*/
  -webkit-transform: translate(0, 0);
      -ms-transform: translate(0, 0);
          transform: translate(0, 0);
}

.modal-dialog { /*默认设置（包括窄屏）*/
  position: relative; /* 相对于modal元素，进行相对定位 */
  z-index: 1050; /* z-index高于modal的1040 */
  width: auto; /*宽度自适应*/
  margin: 10px;/*10像素外边距*/
}

.modal-content { /*默认设置（包括窄屏）*/
  position: relative; /* 相对定位 */
  background-color: #ffffff; /* 白色背景 */
  border: 1px solid #999999; /* 边框设置 */
  border: 1px solid rgba(0, 0, 0, 0.2); /* 透明度为0.2 */
  border-radius: 6px; /* 圆角设置 */
  outline: none;  /* 取消轮廓显示 */
  -webkit-box-shadow: 0 3px 9px rgba(0, 0, 0, 0.5); /* 阴影设置 */
          box-shadow: 0 3px 9px rgba(0, 0, 0, 0.5);
  background-clip: padding-box; /* 背景的裁剪区域设置，从padding区域向外 */
}

.modal-backdrop {
  position: fixed; /* 固定定位 */
  top: 0;  /* 上下左右充满全屏 */
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1030; /* 小于modal的1040，做最后的防线阻止鼠标点击背景下的其他元素 */
  background-color: #000000;  /* 默认黑色背景 */
}

.modal-backdrop.fade {
  opacity: 0;  /* 动画过度之前，保持原样，即透明度为0 */
  filter: alpha(opacity=0);
}

.modal-backdrop.in {
  opacity: 0.5;  /* 动画过度之后，保持50%的透明度 */
  filter: alpha(opacity=50);
}

.modal-header { /* 弹窗头部位置设置 */
  min-height: 16.428571429px; /* 最小高度设置 */
  padding: 15px;   /* 内边距 */
  border-bottom: 1px solid #e5e5e5; /* 底部设置细线，和modal-body区分 */
}

.modal-header .close {
  margin-top: -2px; /* 关闭按钮 */
}

.modal-title {  /* 头部位置内的标题样式 */
  margin: 0;
  line-height: 1.428571429;
}

.modal-body { /* 中间内容区域 */	
  position: relative; /* 相对位置 */
  padding: 20px; /* 内边距 */
}

.modal-footer {  /* 底部区域设置 */
  padding: 19px 20px 20px; /* 内边距 */
  margin-top: 15px; /* 顶部外边距 */
  text-align: right; /* 居右对齐，因为一般都是按钮 */
  border-top: 1px solid #e5e5e5; /* 上边框设置，以便和modal-body分隔 */
}

.modal-footer:before,
.modal-footer:after {
  display: table;
  content: " ";
}

.modal-footer:after {
  clear: both;
}

.modal-footer:before,
.modal-footer:after {
  display: table;
  content: " ";
}

.modal-footer:after {
  clear: both;
}

.modal-footer .btn + .btn {/* 底部区域内的按钮样式设置，如果有多个按钮，设置左部外边距 */
  margin-bottom: 0;
  margin-left: 5px;
}

.modal-footer .btn-group .btn + .btn {
  margin-left: -1px; /* 底部区域内的按钮组样式设置，如果按钮都在一个组内，做减少左部外边距值 */
}

.modal-footer .btn-block + .btn-block { /* 底部区域内的按钮块样式设置 */
  margin-left: 0; /*取消左部外边距*/
}

@media screen and (min-width: 768px) { /* 可视范围大于768像素的普通浏览器 */
  .modal-dialog {
    width: 600px; /* 固定宽度600px */
    margin: 30px auto; /* 上下各30px的外边距，这里才是设置弹窗看起来居中的地方，这不是真正居中，而是30像素的高度 */
  }
  .modal-content {
    -webkit-box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5); /* 桌面浏览器加大阴影*/
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
  }
}

.tooltip {
  position: absolute;
  z-index: 1030;
  display: block;
  font-size: 12px;
  line-height: 1.4;
  opacity: 0;
  filter: alpha(opacity=0);
  visibility: visible;
}

.tooltip.in {
  opacity: 0.9;
  filter: alpha(opacity=90);
}

.tooltip.top {
  padding: 5px 0;
  margin-top: -3px;
}

.tooltip.right {
  padding: 0 5px;
  margin-left: 3px;
}

.tooltip.bottom {
  padding: 5px 0;
  margin-top: 3px;
}

.tooltip.left {
  padding: 0 5px;
  margin-left: -3px;
}

.tooltip-inner {
  max-width: 200px;
  padding: 3px 8px;
  color: #ffffff;
  text-align: center;
  text-decoration: none;
  background-color: #000000;
  border-radius: 4px;
}

.tooltip-arrow {
  position: absolute;
  width: 0;
  height: 0;
  border-color: transparent;
  border-style: solid;
}

.tooltip.top .tooltip-arrow {
  bottom: 0;
  left: 50%;
  margin-left: -5px;
  border-top-color: #000000;
  border-width: 5px 5px 0;
}

.tooltip.top-left .tooltip-arrow {
  bottom: 0;
  left: 5px;
  border-top-color: #000000;
  border-width: 5px 5px 0;
}

.tooltip.top-right .tooltip-arrow {
  right: 5px;
  bottom: 0;
  border-top-color: #000000;
  border-width: 5px 5px 0;
}

.tooltip.right .tooltip-arrow {
  top: 50%;
  left: 0;
  margin-top: -5px;
  border-right-color: #000000;
  border-width: 5px 5px 5px 0;
}

.tooltip.left .tooltip-arrow {
  top: 50%;
  right: 0;
  margin-top: -5px;
  border-left-color: #000000;
  border-width: 5px 0 5px 5px;
}

.tooltip.bottom .tooltip-arrow {
  top: 0;
  left: 50%;
  margin-left: -5px;
  border-bottom-color: #000000;
  border-width: 0 5px 5px;
}

.tooltip.bottom-left .tooltip-arrow {
  top: 0;
  left: 5px;
  border-bottom-color: #000000;
  border-width: 0 5px 5px;
}

.tooltip.bottom-right .tooltip-arrow {
  top: 0;
  right: 5px;
  border-bottom-color: #000000;
  border-width: 0 5px 5px;
}

.popover {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1010;
  display: none;
  max-width: 276px;
  padding: 1px;
  text-align: left;
  white-space: normal;
  background-color: #ffffff;
  border: 1px solid #cccccc;
  border: 1px solid rgba(0, 0, 0, 0.2);
  border-radius: 6px;
  -webkit-box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
          box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
  background-clip: padding-box;
}

.popover.top {
  margin-top: -10px;
}

.popover.right {
  margin-left: 10px;
}

.popover.bottom {
  margin-top: 10px;
}

.popover.left {
  margin-left: -10px;
}

.popover-title {
  padding: 8px 14px;
  margin: 0;
  font-size: 14px;
  font-weight: normal;
  line-height: 18px;
  background-color: #f7f7f7;
  border-bottom: 1px solid #ebebeb;
  border-radius: 5px 5px 0 0;
}

.popover-content {
  padding: 9px 14px;
}

.popover .arrow,
.popover .arrow:after {
  position: absolute;
  display: block;
  width: 0;
  height: 0;
  border-color: transparent;
  border-style: solid;
}

.popover .arrow {
  border-width: 11px;
}

.popover .arrow:after {
  border-width: 10px;
  content: "";
}

.popover.top .arrow {
  bottom: -11px;
  left: 50%;
  margin-left: -11px;
  border-top-color: #999999;
  border-top-color: rgba(0, 0, 0, 0.25);
  border-bottom-width: 0;
}

.popover.top .arrow:after {
  bottom: 1px;
  margin-left: -10px;
  border-top-color: #ffffff;
  border-bottom-width: 0;
  content: " ";
}

.popover.right .arrow {
  top: 50%;
  left: -11px;
  margin-top: -11px;
  border-right-color: #999999;
  border-right-color: rgba(0, 0, 0, 0.25);
  border-left-width: 0;
}

.popover.right .arrow:after {
  bottom: -10px;
  left: 1px;
  border-right-color: #ffffff;
  border-left-width: 0;
  content: " ";
}

.popover.bottom .arrow {
  top: -11px;
  left: 50%;
  margin-left: -11px;
  border-bottom-color: #999999;
  border-bottom-color: rgba(0, 0, 0, 0.25);
  border-top-width: 0;
}

.popover.bottom .arrow:after {
  top: 1px;
  margin-left: -10px;
  border-bottom-color: #ffffff;
  border-top-width: 0;
  content: " ";
}

.popover.left .arrow {
  top: 50%;
  right: -11px;
  margin-top: -11px;
  border-left-color: #999999;
  border-left-color: rgba(0, 0, 0, 0.25);
  border-right-width: 0;
}

.popover.left .arrow:after {
  right: 1px;
  bottom: -10px;
  border-left-color: #ffffff;
  border-right-width: 0;
  content: " ";
}

.carousel {
  position: relative;
}

.carousel-inner { /*图片集容器*/
  position: relative;  /*相对定位*/
  width: 100%;  /*充满父元素*/
  overflow: hidden; /*超出部分隐藏，这一点非常重要，即将显示的图片将在超出部分，然后再动画滑入*/
}

.carousel-inner > .item { /*每个图片item容器的样式*/
  position: relative;  /*相对定位*/
  display: none;  /*默认都不显示*/
  -webkit-transition: 0.6s ease-in-out left;  /*过度动画*/
          transition: 0.6s ease-in-out left;
}

.carousel-inner > .item > img,
.carousel-inner > .item > a > img { /*item内的图片元素上应用的样式*/
  display: block;  /*块级显示*/
  height: auto; /*高度自适应*/
  max-width: 100%;/*最大宽度100%*/
  line-height: 1;
}

.carousel-inner > .active,
.carousel-inner > .next,
.carousel-inner > .prev { /*inner容器内的任何元素，如果有acrive、prev、next样式，都设置为可见，主要用于上一张、下一张图的过度*/
  display: block; /*块级显示*/
}

.carousel-inner > .active {
  left: 0;  /*如果是高亮图片，则左对齐*/
}

.carousel-inner > .next,
.carousel-inner > .prev { /*如果是即将轮播的元素*/
  position: absolute; /*绝对定位*/
  top: 0; /*顶部间距为0*/
  width: 100%;
}

.carousel-inner > .next {  /*如果是下一张图片要显示*/
  left: 100%;  /*则left为100%，表示在当前显示图片的右边，利用上面的overflow: hidden;先隐藏起来*/
}

.carousel-inner > .prev {  /*如果上一张图片要向显示了*/
  left: -100%;  /*则left为-100%，表示在当前显示图片的左边，利用上面的overflow: hidden;先隐藏起来*/
}

.carousel-inner > .next.left,
.carousel-inner > .prev.right { /*如果下一张图片要向显示了*/
  left: 0;/*则设置左对齐，然后利用动画滚动到左边*/
}

.carousel-inner > .active.left { /*如果滚动方向是向左*/
  left: -100%;/*则上一张高亮显示的照片向左移动100%的距离，以便隐藏起来*/
}

.carousel-inner > .active.right {
  left: 100%;
}

.carousel-control {
  position: absolute; /*绝对定位*/
  top: 0;
  bottom: 0; /*默认距离父元素的顶部、底部、左边都是0距离*/
  left: 0; 
  width: 15%; /*宽度设置为整体父元素的15%*/
  font-size: 20px;
  color: #ffffff;
  text-align: center;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6);
  opacity: 0.5;
  filter: alpha(opacity=50);
}

.carousel-control.left {  /*左箭头的背景设置*/
  background-image: -webkit-linear-gradient(left, color-stop(rgba(0, 0, 0, 0.5) 0), color-stop(rgba(0, 0, 0, 0.0001) 100%));
  background-image: linear-gradient(to right, rgba(0, 0, 0, 0.5) 0, rgba(0, 0, 0, 0.0001) 100%);
  background-repeat: repeat-x;
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#80000000', endColorstr='#00000000', GradientType=1);
}

.carousel-control.right {  /*右箭头的背景设置*/
  right: 0;
  left: auto;
  background-image: -webkit-linear-gradient(left, color-stop(rgba(0, 0, 0, 0.0001) 0), color-stop(rgba(0, 0, 0, 0.5) 100%));
  background-image: linear-gradient(to right, rgba(0, 0, 0, 0.0001) 0, rgba(0, 0, 0, 0.5) 100%);
  background-repeat: repeat-x;
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#00000000', endColorstr='#80000000', GradientType=1);
}

.carousel-control:hover,
.carousel-control:focus {  /*鼠标移动上去的时候加深透明度*/
  color: #ffffff;
  text-decoration: none;
  outline: none;
  opacity: 0.9;
  filter: alpha(opacity=90);
}

.carousel-control .icon-prev,
.carousel-control .icon-next,
.carousel-control .glyphicon-chevron-left,
.carousel-control .glyphicon-chevron-right {  /*内部小图标设置*/
  position: absolute; /*绝对定位*/
  top: 50%; /*距carousel-control元素的顶部50%*/
  z-index: 5;
  display: inline-block; /*内联块级显示*/
}

.carousel-control .icon-prev,
.carousel-control .glyphicon-chevron-left {  /*向左的小图标*/
  left: 50%; /*距carousel-control元素的左边50%，即15%的一半*/
}

.carousel-control .icon-next,
.carousel-control .glyphicon-chevron-right {  /*向右的小图标*/
  right: 50%; /*距carousel-control元素的右边50%，即15%的一半*/
}

.carousel-control .icon-prev,
.carousel-control .icon-next {  /*字符小图标*/
  width: 20px;
  height: 20px;
  margin-top: -10px;
  margin-left: -10px;
  font-family: serif;
}

.carousel-control .icon-prev:before { 
  content: '\2039'; /*左箭头*/
}

.carousel-control .icon-next:before {
  content: '\203a'; /*右箭头*/
}

.carousel-indicators { /*指示符*/
  position: absolute; /*绝对定位*/
  bottom: 10px;  /*距离底部10像素*/
  left: 50%; /*距离左边50%*/
  z-index: 15; /*加大z-index，以防被遮盖*/
  width: 60%;
  padding-left: 0;
  margin-left: -30%;
  text-align: center;
  list-style: none;
}

.carousel-indicators li { /*指示符项*/
  display: inline-block; /*内联块显示*/
  width: 10px; /*宽度高度均为10px*/
  height: 10px;
  margin: 1px;
  text-indent: -999px;  /*隐藏内部文本*/
  cursor: pointer; /*鼠标手型*/
  background-color: #000 \9;
  background-color: rgba(0, 0, 0, 0);
  border: 1px solid #ffffff;
  border-radius: 10px; /*因为高度和宽度都是10px，角度为10px就意味着它就是一个圆圈*/
}

.carousel-indicators .active {  /*高亮的圆圈指示符背景显示为白色*/
  width: 12px; /*宽度高度稍微加大一些*/
  height: 12px;
  margin: 0;
  background-color: #ffffff;
}

.carousel-caption {  /*图片说明，窄屏情况下*/
  position: absolute; /*绝对定位*/
  right: 15%; /*右边留15%间距*/
  bottom: 20px; /*底部外边距*/
  left: 15%;  /*左边留15%间距*/
  z-index: 10;  /*加大z-index，高于其他元素*/
  padding-top: 20px;  /*顶部内间距*/
  padding-bottom: 20px;  /*底部内间距*/
  color: #ffffff;  /*文本为白色*/
  text-align: center;  /*居中*/
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6);  /*阴影设置*/
}

.carousel-caption .btn {
  text-shadow: none;  /*有按钮的话，取消按钮的阴影*/
}

@media screen and (min-width: 768px) {  /*如果是普通桌面浏览器屏幕*/
  .carousel-control .glyphicons-chevron-left,
  .carousel-control .glyphicons-chevron-right,
  .carousel-control .icon-prev,
  .carousel-control .icon-next {  /*加大左右控制链接图片的大小*/
    width: 30px;
    height: 30px;
    margin-top: -15px;
    margin-left: -15px;
    font-size: 30px;
  }
  .carousel-caption {  /*加大距离父容器的左右距离*/
    right: 20%;
    left: 20%;
    padding-bottom: 30px;  /*加大底部内边距*/
  }
  .carousel-indicators {
    bottom: 20px;  /*加大指示符的底部内边距*/
  }
}

.clearfix:before,
.clearfix:after { /*清除页面浮动*/
  display: table;
  content: " ";
}

.clearfix:after {
  clear: both; /*清除页面浮动*/
}

.center-block {/*将页面元素设置为块级元素，并左右居中显示*/
  display: block;
  margin-right: auto;
  margin-left: auto;
}

.pull-right { /*向右浮动*/
  float: right !important;
}

.pull-left { /*向左浮动*/
  float: left !important;
}

.hide {/*隐藏内容*/
  display: none !important;
}

.show {/*显示内容*/
  display: block !important;
}

.invisible { /*隐藏可视性*/
  visibility: hidden;
}

.text-hide {
  font: 0/0 a;
  color: transparent;
  text-shadow: none;
  background-color: transparent;/*将页面元素所包含的文本内容替换为透明色*/
  border: 0;
}

.hidden {/*隐藏内容以及可视性*/
  display: none !important;
  visibility: hidden !important;
}

.affix {/* 绝对定位*/
  position: fixed;
}

@-ms-viewport {
  width: device-width;
}

.visible-xs,
tr.visible-xs,
th.visible-xs,
td.visible-xs {
  display: none !important;
}

@media (max-width: 767px) {
  .visible-xs {
    display: block !important;
  }
  table.visible-xs {
    display: table;
  }
  tr.visible-xs {
    display: table-row !important;
  }
  th.visible-xs,
  td.visible-xs {
    display: table-cell !important;
  }
}

@media (min-width: 768px) and (max-width: 991px) {
  .visible-xs.visible-sm {
    display: block !important;
  }
  table.visible-xs.visible-sm {
    display: table;
  }
  tr.visible-xs.visible-sm {
    display: table-row !important;
  }
  th.visible-xs.visible-sm,
  td.visible-xs.visible-sm {
    display: table-cell !important;
  }
}

@media (min-width: 992px) and (max-width: 1199px) {
  .visible-xs.visible-md {
    display: block !important;
  }
  table.visible-xs.visible-md {
    display: table;
  }
  tr.visible-xs.visible-md {
    display: table-row !important;
  }
  th.visible-xs.visible-md,
  td.visible-xs.visible-md {
    display: table-cell !important;
  }
}

@media (min-width: 1200px) {
  .visible-xs.visible-lg {
    display: block !important;
  }
  table.visible-xs.visible-lg {
    display: table;
  }
  tr.visible-xs.visible-lg {
    display: table-row !important;
  }
  th.visible-xs.visible-lg,
  td.visible-xs.visible-lg {
    display: table-cell !important;
  }
}

.visible-sm,
tr.visible-sm,
th.visible-sm,
td.visible-sm {
  display: none !important;
}

@media (max-width: 767px) {
  .visible-sm.visible-xs {
    display: block !important;
  }
  table.visible-sm.visible-xs {
    display: table;
  }
  tr.visible-sm.visible-xs {
    display: table-row !important;
  }
  th.visible-sm.visible-xs,
  td.visible-sm.visible-xs {
    display: table-cell !important;
  }
}

@media (min-width: 768px) and (max-width: 991px) {
  .visible-sm {
    display: block !important;
  }
  table.visible-sm {
    display: table;
  }
  tr.visible-sm {
    display: table-row !important;
  }
  th.visible-sm,
  td.visible-sm {
    display: table-cell !important;
  }
}

@media (min-width: 992px) and (max-width: 1199px) {
  .visible-sm.visible-md {
    display: block !important;
  }
  table.visible-sm.visible-md {
    display: table;
  }
  tr.visible-sm.visible-md {
    display: table-row !important;
  }
  th.visible-sm.visible-md,
  td.visible-sm.visible-md {
    display: table-cell !important;
  }
}

@media (min-width: 1200px) {
  .visible-sm.visible-lg {
    display: block !important;
  }
  table.visible-sm.visible-lg {
    display: table;
  }
  tr.visible-sm.visible-lg {
    display: table-row !important;
  }
  th.visible-sm.visible-lg,
  td.visible-sm.visible-lg {
    display: table-cell !important;
  }
}

.visible-md,
tr.visible-md,
th.visible-md,
td.visible-md {
  display: none !important;
}

@media (max-width: 767px) {
  .visible-md.visible-xs {
    display: block !important;
  }
  table.visible-md.visible-xs {
    display: table;
  }
  tr.visible-md.visible-xs {
    display: table-row !important;
  }
  th.visible-md.visible-xs,
  td.visible-md.visible-xs {
    display: table-cell !important;
  }
}

@media (min-width: 768px) and (max-width: 991px) {
  .visible-md.visible-sm {
    display: block !important;
  }
  table.visible-md.visible-sm {
    display: table;
  }
  tr.visible-md.visible-sm {
    display: table-row !important;
  }
  th.visible-md.visible-sm,
  td.visible-md.visible-sm {
    display: table-cell !important;
  }
}

@media (min-width: 992px) and (max-width: 1199px) {
  .visible-md {
    display: block !important;
  }
  table.visible-md {
    display: table;
  }
  tr.visible-md {
    display: table-row !important;
  }
  th.visible-md,
  td.visible-md {
    display: table-cell !important;
  }
}

@media (min-width: 1200px) {
  .visible-md.visible-lg {
    display: block !important;
  }
  table.visible-md.visible-lg {
    display: table;
  }
  tr.visible-md.visible-lg {
    display: table-row !important;
  }
  th.visible-md.visible-lg,
  td.visible-md.visible-lg {
    display: table-cell !important;
  }
}

.visible-lg,
tr.visible-lg,
th.visible-lg,
td.visible-lg {
  display: none !important;
}

@media (max-width: 767px) {
  .visible-lg.visible-xs {
    display: block !important;
  }
  table.visible-lg.visible-xs {
    display: table;
  }
  tr.visible-lg.visible-xs {
    display: table-row !important;
  }
  th.visible-lg.visible-xs,
  td.visible-lg.visible-xs {
    display: table-cell !important;
  }
}

@media (min-width: 768px) and (max-width: 991px) {
  .visible-lg.visible-sm {
    display: block !important;
  }
  table.visible-lg.visible-sm {
    display: table;
  }
  tr.visible-lg.visible-sm {
    display: table-row !important;
  }
  th.visible-lg.visible-sm,
  td.visible-lg.visible-sm {
    display: table-cell !important;
  }
}

@media (min-width: 992px) and (max-width: 1199px) {
  .visible-lg.visible-md {
    display: block !important;
  }
  table.visible-lg.visible-md {
    display: table;
  }
  tr.visible-lg.visible-md {
    display: table-row !important;
  }
  th.visible-lg.visible-md,
  td.visible-lg.visible-md {
    display: table-cell !important;
  }
}

@media (min-width: 1200px) {
  .visible-lg {
    display: block !important;
  }
  table.visible-lg {
    display: table;
  }
  tr.visible-lg {
    display: table-row !important;
  }
  th.visible-lg,
  td.visible-lg {
    display: table-cell !important;
  }
}

.hidden-xs {
  display: block !important;
}

table.hidden-xs {
  display: table;
}

tr.hidden-xs {
  display: table-row !important;
}

th.hidden-xs,
td.hidden-xs {
  display: table-cell !important;
}

@media (max-width: 767px) {
  .hidden-xs,
  tr.hidden-xs,
  th.hidden-xs,
  td.hidden-xs {
    display: none !important;
  }
}

@media (min-width: 768px) and (max-width: 991px) {
  .hidden-xs.hidden-sm,
  tr.hidden-xs.hidden-sm,
  th.hidden-xs.hidden-sm,
  td.hidden-xs.hidden-sm {
    display: none !important;
  }
}

@media (min-width: 992px) and (max-width: 1199px) {
  .hidden-xs.hidden-md,
  tr.hidden-xs.hidden-md,
  th.hidden-xs.hidden-md,
  td.hidden-xs.hidden-md {
    display: none !important;
  }
}

@media (min-width: 1200px) {
  .hidden-xs.hidden-lg,
  tr.hidden-xs.hidden-lg,
  th.hidden-xs.hidden-lg,
  td.hidden-xs.hidden-lg {
    display: none !important;
  }
}

.hidden-sm {
  display: block !important;
}

table.hidden-sm {
  display: table;
}

tr.hidden-sm {
  display: table-row !important;
}

th.hidden-sm,
td.hidden-sm {
  display: table-cell !important;
}

@media (max-width: 767px) {
  .hidden-sm.hidden-xs,
  tr.hidden-sm.hidden-xs,
  th.hidden-sm.hidden-xs,
  td.hidden-sm.hidden-xs {
    display: none !important;
  }
}

@media (min-width: 768px) and (max-width: 991px) {
  .hidden-sm,
  tr.hidden-sm,
  th.hidden-sm,
  td.hidden-sm {
    display: none !important;
  }
}

@media (min-width: 992px) and (max-width: 1199px) {
  .hidden-sm.hidden-md,
  tr.hidden-sm.hidden-md,
  th.hidden-sm.hidden-md,
  td.hidden-sm.hidden-md {
    display: none !important;
  }
}

@media (min-width: 1200px) {
  .hidden-sm.hidden-lg,
  tr.hidden-sm.hidden-lg,
  th.hidden-sm.hidden-lg,
  td.hidden-sm.hidden-lg {
    display: none !important;
  }
}

.hidden-md {
  display: block !important;
}

table.hidden-md {
  display: table;
}

tr.hidden-md {
  display: table-row !important;
}

th.hidden-md,
td.hidden-md {
  display: table-cell !important;
}

@media (max-width: 767px) {
  .hidden-md.hidden-xs,
  tr.hidden-md.hidden-xs,
  th.hidden-md.hidden-xs,
  td.hidden-md.hidden-xs {
    display: none !important;
  }
}

@media (min-width: 768px) and (max-width: 991px) {
  .hidden-md.hidden-sm,
  tr.hidden-md.hidden-sm,
  th.hidden-md.hidden-sm,
  td.hidden-md.hidden-sm {
    display: none !important;
  }
}

@media (min-width: 992px) and (max-width: 1199px) {
  .hidden-md,
  tr.hidden-md,
  th.hidden-md,
  td.hidden-md {
    display: none !important;
  }
}

@media (min-width: 1200px) {
  .hidden-md.hidden-lg,
  tr.hidden-md.hidden-lg,
  th.hidden-md.hidden-lg,
  td.hidden-md.hidden-lg {
    display: none !important;
  }
}

.hidden-lg {
  display: block !important;
}

table.hidden-lg {
  display: table;
}

tr.hidden-lg {
  display: table-row !important;
}

th.hidden-lg,
td.hidden-lg {
  display: table-cell !important;
}

@media (max-width: 767px) {
  .hidden-lg.hidden-xs,
  tr.hidden-lg.hidden-xs,
  th.hidden-lg.hidden-xs,
  td.hidden-lg.hidden-xs {
    display: none !important;
  }
}

@media (min-width: 768px) and (max-width: 991px) {
  .hidden-lg.hidden-sm,
  tr.hidden-lg.hidden-sm,
  th.hidden-lg.hidden-sm,
  td.hidden-lg.hidden-sm {
    display: none !important;
  }
}

@media (min-width: 992px) and (max-width: 1199px) {
  .hidden-lg.hidden-md,
  tr.hidden-lg.hidden-md,
  th.hidden-lg.hidden-md,
  td.hidden-lg.hidden-md {
    display: none !important;
  }
}

@media (min-width: 1200px) {
  .hidden-lg,
  tr.hidden-lg,
  th.hidden-lg,
  td.hidden-lg {
    display: none !important;
  }
}

.visible-print,
tr.visible-print,
th.visible-print,
td.visible-print {
  display: none !important;
}

@media print {
  .visible-print {
    display: block !important;
  }
  table.visible-print {
    display: table;
  }
  tr.visible-print {
    display: table-row !important;
  }
  th.visible-print,
  td.visible-print {
    display: table-cell !important;
  }
  .hidden-print,
  tr.hidden-print,
  th.hidden-print,
  td.hidden-print {
    display: none !important;
  }
}