diff --git a/404.php b/404.php
index a77b457b0a..0938afa93a 100644
--- a/404.php
+++ b/404.php
@@ -2,6 +2,8 @@
/**
* The template for displaying 404 pages (not found).
*
+ * @link https://codex.wordpress.org/Creating_an_Error_404_Page
+ *
* @package _s
*/
diff --git a/archive.php b/archive.php
index 0e123599dc..9e9d754b8c 100644
--- a/archive.php
+++ b/archive.php
@@ -2,7 +2,7 @@
/**
* The template for displaying archive pages.
*
- * Learn more: http://codex.wordpress.org/Template_Hierarchy
+ * @link https://codex.wordpress.org/Template_Hierarchy
*
* @package _s
*/
diff --git a/comments.php b/comments.php
index ab1fd3c30b..7a3349bd11 100644
--- a/comments.php
+++ b/comments.php
@@ -2,9 +2,11 @@
/**
* The template for displaying comments.
*
- * The area of the page that contains both current comments
+ * This is the template that displays the area of the page that contains both the current comments
* and the comment form.
*
+ * @link https://codex.wordpress.org/Template_Hierarchy
+ *
* @package _s
*/
diff --git a/footer.php b/footer.php
index 4a04b1bd66..d51b251ad0 100644
--- a/footer.php
+++ b/footer.php
@@ -2,7 +2,9 @@
/**
* The template for displaying the footer.
*
- * Contains the closing of the #content div and all content after
+ * Contains the closing of the #content div and all content after.
+ *
+ * @link https://developer.wordpress.org/themes/basics/template-files/#template-partials
*
* @package _s
*/
diff --git a/functions.php b/functions.php
index 61bc7a161d..cb437fa98f 100644
--- a/functions.php
+++ b/functions.php
@@ -1,6 +1,8 @@
section and everything up till
+ * This is the template that displays all of the section and everything up until
+ *
+ * @link https://developer.wordpress.org/themes/basics/template-files/#template-partials
*
* @package _s
*/
diff --git a/inc/custom-header.php b/inc/custom-header.php
index eba24410b4..9c17195a24 100644
--- a/inc/custom-header.php
+++ b/inc/custom-header.php
@@ -1,7 +1,6 @@
*
+ * @link http://codex.wordpress.org/Custom_Headers
+ *
* @package _s
*/
diff --git a/inc/customizer.php b/inc/customizer.php
index e704cf58d1..3f531c543a 100644
--- a/inc/customizer.php
+++ b/inc/customizer.php
@@ -1,6 +1,6 @@
-1,
is_opera = navigator.userAgent.toLowerCase().indexOf( 'opera' ) > -1,
diff --git a/layouts/content-sidebar.css b/layouts/content-sidebar.css
index 5e0951cd8e..8505da68c0 100644
--- a/layouts/content-sidebar.css
+++ b/layouts/content-sidebar.css
@@ -1,6 +1,9 @@
/*
-Theme Name: _s
-Layout: Content-Sidebar
+ * Theme Name: _s
+ *
+ * Layout: Content-Sidebar
+ *
+ * Learn more: https://developer.wordpress.org/themes/basics/template-files/
*/
.content-area {
diff --git a/layouts/sidebar-content.css b/layouts/sidebar-content.css
index 6f0a119c05..41f738c4cb 100644
--- a/layouts/sidebar-content.css
+++ b/layouts/sidebar-content.css
@@ -1,6 +1,9 @@
/*
-Theme Name: _s
-Layout: Sidebar-Content
+ * Theme Name: _s
+ *
+ * Layout: Sidebar-Content
+ *
+ * Learn more: https://developer.wordpress.org/themes/basics/template-files/
*/
.content-area {
diff --git a/page.php b/page.php
index 3bbeac2a1e..d296c27a5c 100644
--- a/page.php
+++ b/page.php
@@ -4,9 +4,11 @@
*
* This is the template that displays all pages by default.
* Please note that this is the WordPress construct of pages
- * and that other 'pages' on your WordPress site will use a
+ * and that other 'pages' on your WordPress site may use a
* different template.
*
+ * @link https://codex.wordpress.org/Template_Hierarchy
+ *
* @package _s
*/
diff --git a/search.php b/search.php
index 6f2666fc16..80dff64b28 100644
--- a/search.php
+++ b/search.php
@@ -2,6 +2,8 @@
/**
* The template for displaying search results pages.
*
+ * @link https://developer.wordpress.org/themes/basics/template-hierarchy/#search-result
+ *
* @package _s
*/
diff --git a/sidebar.php b/sidebar.php
index ce8ea53fd1..b3a1f8c09c 100644
--- a/sidebar.php
+++ b/sidebar.php
@@ -2,6 +2,8 @@
/**
* The sidebar containing the main widget area.
*
+ * @link https://developer.wordpress.org/themes/basics/template-files/#template-partials
+ *
* @package _s
*/
diff --git a/single.php b/single.php
index 7f256a31ac..55ae73949c 100644
--- a/single.php
+++ b/single.php
@@ -2,6 +2,8 @@
/**
* The template for displaying all single posts.
*
+ * @link https://developer.wordpress.org/themes/basics/template-hierarchy/#single-post
+ *
* @package _s
*/
diff --git a/template-parts/content-none.php b/template-parts/content-none.php
index 8b6e010dd1..7ce861d58e 100644
--- a/template-parts/content-none.php
+++ b/template-parts/content-none.php
@@ -1,8 +1,8 @@