From 97065b2e68dd8768dc1ea092c893c57ebe205026 Mon Sep 17 00:00:00 2001
From: Peter Bengtsson <mail@peterbe.com>
Date: Thu, 25 Feb 2021 08:31:36 -0500
Subject: use class="hidden" not style="display:none"

---
 .../web/css/css_colors/color_picker_tool/index.html      |  2 +-
 .../stacking_context_example_1/index.html                |  2 +-
 files/zh-tw/web/css/transition-duration/index.html       |  8 ++++----
 .../zh-tw/web/css/transition-timing-function/index.html  | 16 ++++++++--------
 4 files changed, 14 insertions(+), 14 deletions(-)

(limited to 'files/zh-tw/web/css')

diff --git a/files/zh-tw/web/css/css_colors/color_picker_tool/index.html b/files/zh-tw/web/css/css_colors/color_picker_tool/index.html
index 367e58ce23..2073e7d61b 100644
--- a/files/zh-tw/web/css/css_colors/color_picker_tool/index.html
+++ b/files/zh-tw/web/css/css_colors/color_picker_tool/index.html
@@ -6,7 +6,7 @@ tags:
   - Tools
 translation_of: Web/CSS/CSS_Colors/Color_picker_tool
 ---
-<div style="display: none;">
+<div class="hidden">
 <h2 id="ColorPicker_Tool" name="ColorPicker_Tool">ColorPicker tool</h2>
 
 <h3 id="HTML_Content">HTML Content</h3>
diff --git a/files/zh-tw/web/css/css_positioning/understanding_z_index/stacking_context_example_1/index.html b/files/zh-tw/web/css/css_positioning/understanding_z_index/stacking_context_example_1/index.html
index 26771f0fbb..1baae44ba6 100644
--- a/files/zh-tw/web/css/css_positioning/understanding_z_index/stacking_context_example_1/index.html
+++ b/files/zh-tw/web/css/css_positioning/understanding_z_index/stacking_context_example_1/index.html
@@ -123,7 +123,7 @@ span.bold {字體重量：大膽的; </font><font>}</font></font>
  <li><a href="/en/CSS/Understanding_z-index/Adding_z-index" title="EN / CSS / Understanding_z指數/ Adding_z指數"><font><font>添加的z-index</font></font></a><font><font>  ：使用的z-index來改變默認的堆疊</font></font></li>
  <li><a href="/en/CSS/Understanding_z-index/The_stacking_context" title="EN / CSS / Understanding_z指數/ The_stacking_context"><font><font>堆疊背景</font></font></a><font><font>  ：在堆疊環境票據</font></font></li>
  <li><a href="/en/CSS/Understanding_z-index/Stacking_context_example_2" title="EN / CSS / Understanding_z指數/ Stacking_context_example_2"><font><font>堆疊環境例子2</font></font></a><font><font>  ：在所有層面上2級HTML層次，Z指數</font></font></li>
- <li><a href="/en/CSS/Understanding_z-index/Stacking_context_example_3" title="EN / CSS / Understanding_z指數/ Stacking_context_example_3"><font><font>堆疊上下文例3</font></font></a><font><font>  ：3級的HTML等級，在第二級上的z索引</font></font><span id="cke_bm_89E" style="display: none;"> </span></li>
+ <li><a href="/en/CSS/Understanding_z-index/Stacking_context_example_3" title="EN / CSS / Understanding_z指數/ Stacking_context_example_3"><font><font>堆疊上下文例3</font></font></a><font><font>  ：3級的HTML等級，在第二級上的z索引</font></font><span id="cke_bm_89E" class="hidden"> </span></li>
 </ul>
 
 <div class="originaldocinfo">
diff --git a/files/zh-tw/web/css/transition-duration/index.html b/files/zh-tw/web/css/transition-duration/index.html
index f29fa166ca..d03125128e 100644
--- a/files/zh-tw/web/css/transition-duration/index.html
+++ b/files/zh-tw/web/css/transition-duration/index.html
@@ -49,7 +49,7 @@ transition-duration: unset;
 <div id="duration_0_5s" style="width: 251px; display: inline-block; margin-right: 1px; margin-bottom: 1px;">
 <p><code>transition-duration: 0.5s</code></p>
 
-<div style="display: none;">
+<div class="hidden">
 <pre class="brush:html"> &lt;div class="parent"&gt;
   &lt;div class="box"&gt;Lorem&lt;/div&gt;
 &lt;/div&gt;
@@ -114,7 +114,7 @@ var intervalID = window.setInterval(updateTransition, 7000);
 <div id="duration_1s" style="width: 251px; display: inline-block; margin-right: 1px; margin-bottom: 1px;">
 <p><code>transition-duration: 1s</code></p>
 
-<div style="display: none;">
+<div class="hidden">
 <pre class="brush:html"> &lt;div class="parent"&gt;
   &lt;div class="box"&gt;Lorem&lt;/div&gt;
 &lt;/div&gt;
@@ -179,7 +179,7 @@ var intervalID = window.setInterval(updateTransition, 7000);
 <div id="duration_2s" style="width: 251px; display: inline-block; margin-right: 1px; margin-bottom: 1px;">
 <p><code>transition-duration: 2s</code></p>
 
-<div style="display: none;">
+<div class="hidden">
 <pre class="brush:html"> &lt;div class="parent"&gt;
   &lt;div class="box"&gt;Lorem&lt;/div&gt;
 &lt;/div&gt;
@@ -244,7 +244,7 @@ var intervalID = window.setInterval(updateTransition, 7000);
 <div id="duration_4s" style="width: 251px; display: inline-block; margin-right: 1px; margin-bottom: 1px;">
 <p><code>transition-duration: 4s</code></p>
 
-<div style="display: none;">
+<div class="hidden">
 <pre class="brush:html"> &lt;div class="parent"&gt;
   &lt;div class="box"&gt;Lorem&lt;/div&gt;
 &lt;/div&gt;
diff --git a/files/zh-tw/web/css/transition-timing-function/index.html b/files/zh-tw/web/css/transition-timing-function/index.html
index 492a4e3c3e..467fcf51b5 100644
--- a/files/zh-tw/web/css/transition-timing-function/index.html
+++ b/files/zh-tw/web/css/transition-timing-function/index.html
@@ -68,7 +68,7 @@ transition-timing-function: ease-in, ease-out; // ease-in to width and ease-out
 <div id="ttf_ease" style="width: 251px; display: inline-block; margin-right: 1px; margin-bottom: 1px;">
 <p><code>transition-timing-function: ease</code></p>
 
-<div style="display: none;">
+<div class="hidden">
 <pre class="brush:html"> &lt;div class="parent"&gt;
   &lt;div class="box"&gt;Lorem&lt;/div&gt;
 &lt;/div&gt;
@@ -131,7 +131,7 @@ var intervalID = window.setInterval(updateTransition, 7000);
 <div id="ttf_easein" style="width: 251px; display: inline-block; margin-right: 1px; margin-bottom: 1px;">
 <p><code>transition-timing-function: ease-in</code></p>
 
-<div style="display: none;">
+<div class="hidden">
 <pre class="brush:html"> &lt;div class="parent"&gt;
   &lt;div class="box"&gt;Lorem&lt;/div&gt;
 &lt;/div&gt;
@@ -194,7 +194,7 @@ var intervalID = window.setInterval(updateTransition, 7000);
 <div id="ttf_easeout" style="width: 251px; display: inline-block; margin-right: 1px; margin-bottom: 1px;">
 <p><code>transition-timing-function: ease-out</code></p>
 
-<div style="display: none;">
+<div class="hidden">
 <pre class="brush:html"> &lt;div class="parent"&gt;
   &lt;div class="box"&gt;Lorem&lt;/div&gt;
 &lt;/div&gt;
@@ -257,7 +257,7 @@ var intervalID = window.setInterval(updateTransition, 7000);
 <div id="ttf_easeinout" style="width: 251px; display: inline-block; margin-right: 1px; margin-bottom: 1px;">
 <p><code>transition-timing-function: ease-in-out</code></p>
 
-<div style="display: none;">
+<div class="hidden">
 <pre class="brush:html"> &lt;div class="parent"&gt;
   &lt;div class="box"&gt;Lorem&lt;/div&gt;
 &lt;/div&gt;
@@ -321,7 +321,7 @@ var intervalID = window.setInterval(updateTransition, 7000);
 <div id="ttf_linear" style="width: 251px; display: inline-block; margin-right: 1px; margin-bottom: 1px;">
 <p><code>transition-timing-function: linear</code></p>
 
-<div style="display: none;">
+<div class="hidden">
 <pre class="brush:html"> &lt;div class="parent"&gt;
   &lt;div class="box"&gt;Lorem&lt;/div&gt;
 &lt;/div&gt;
@@ -384,7 +384,7 @@ var intervalID = window.setInterval(updateTransition, 7000);
 <div id="ttf_stepstart" style="width: 251px; display: inline-block; margin-right: 1px; margin-bottom: 1px;">
 <p><code>transition-timing-function: step-start</code></p>
 
-<div style="display: none;">
+<div class="hidden">
 <pre class="brush:html"> &lt;div class="parent"&gt;
   &lt;div class="box"&gt;Lorem&lt;/div&gt;
 &lt;/div&gt;
@@ -447,7 +447,7 @@ var intervalID = window.setInterval(updateTransition, 7000);
 <div id="ttf_stepend" style="width: 251px; display: inline-block; margin-right: 1px; margin-bottom: 1px;">
 <p><code>transition-timing-function: step-end</code></p>
 
-<div style="display: none;">
+<div class="hidden">
 <pre class="brush:html"> &lt;div class="parent"&gt;
   &lt;div class="box"&gt;Lorem&lt;/div&gt;
 &lt;/div&gt;
@@ -510,7 +510,7 @@ var intervalID = window.setInterval(updateTransition, 7000);
 <div id="ttf_step4end" style="width: 251px; display: inline-block; margin-right: 1px; margin-bottom: 1px;">
 <p><code>transition-timing-function: steps(4, end)</code></p>
 
-<div style="display: none;">
+<div class="hidden">
 <pre class="brush:html"> &lt;div class="parent"&gt;
   &lt;div class="box"&gt;Lorem&lt;/div&gt;
 &lt;/div&gt;
-- 
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