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author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
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committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
commit | 33058f2b292b3a581333bdfb21b8f671898c5060 (patch) | |
tree | 51c3e392513ec574331b2d3f85c394445ea803c6 /files/zh-cn/web/css/padding-left/index.html | |
parent | 8b66d724f7caf0157093fb09cfec8fbd0c6ad50a (diff) | |
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diff --git a/files/zh-cn/web/css/padding-left/index.html b/files/zh-cn/web/css/padding-left/index.html new file mode 100644 index 0000000000..ca761410c0 --- /dev/null +++ b/files/zh-cn/web/css/padding-left/index.html @@ -0,0 +1,104 @@ +--- +title: padding-left +slug: Web/CSS/padding-left +translation_of: Web/CSS/padding-left +--- +<div>{{CSSRef}}</div> + +<p>CSS属性 <code><strong>padding-left</strong></code> 是指一个元素在内边距区域(padding area)中左边的宽度。内边距(padding)是指一个元素的内容和边框之间的区域。</p> + +<div>{{EmbedInteractiveExample("pages/css/padding-left.html")}}</div> + + + +<p>元素的“填充区域”是其内容和边框之间的空间。</p> + +<div class="note"> +<p><strong>贴士:</strong> {{cssxref("padding")}} 属性可用于通过一个声明在元素的四个边(上、下、左、右)上设置填充。</p> +</div> + +<h2 id="Syntax" name="Syntax">语法</h2> + +<pre class="brush:css no-line-numbers notranslate">/* 长度单位参数 */ +padding-left: 0.5em; +padding-left: 0; +padding-left: 2cm; + +/* 百分数参数 */ +padding-left: 10%; + +/* 全局参数 */ +padding-left: inherit; +padding-left: initial; +padding-left: unset; +</pre> + +<p><code>padding left</code>属性指定为从下表中选择的单个值。与外边距(margins)不同,可以接受的值不允许是负数。</p> + +<h3 id="Values" name="Values">参数</h3> + +<dl> + <dt>{{cssxref("<length>")}}</dt> + <dd>填充内边距的长度。它必须是非负的。</dd> + <dt>{{cssxref("<percentage>")}}</dt> + <dd>以与父级盒子的百分比表示的填充大小。它也必须是非负的。</dd> +</dl> + +<h2 id="标准定义">标准定义</h2> + +<p>{{cssinfo}}</p> + +<h2 id="标准语法">标准语法</h2> + +<pre class="syntaxbox notranslate">{{csssyntax}}</pre> + +<h2 id="样例">样例</h2> + +<h3 id="使用“px”单位和百分比设置_padding-left的样例">使用“px”单位和百分比设置 padding-left的样例</h3> + +<pre class="brush: css notranslate">.content { padding-left: 5%; } +.sidebox { padding-left: 10px; } +</pre> + +<h2 id="规范">规范</h2> + +<table class="standard-table"> + <thead> + <tr> + <th scope="col">规范版本</th> + <th scope="col">阶段</th> + <th scope="col">备注</th> + </tr> + </thead> + <tbody> + <tr> + <td>{{ SpecName('CSS3 Box', '#propdef-padding-left', 'padding-left') }}</td> + <td>{{ Spec2('CSS3 Box') }}</td> + <td>没有改变</td> + </tr> + <tr> + <td>{{ SpecName('CSS2.1', 'box.html#padding-properties', 'padding-left') }}</td> + <td>{{ Spec2('CSS2.1') }}</td> + <td>没有改变</td> + </tr> + <tr> + <td>{{ Specname('CSS1', '#padding-left', 'padding-left') }}</td> + <td>{{ Spec2('CSS1') }}</td> + <td>初始定义</td> + </tr> + </tbody> +</table> + +<h2 id="浏览器兼容性">浏览器兼容性</h2> + + + +<p>{{Compat("css.properties.padding-left")}}</p> + +<h2 id="另见">另见</h2> + +<ul> + <li><a href="/en-US/docs/Web/CSS/CSS_Box_Model/Introduction_to_the_CSS_box_model">Introduction to the CSS basic box model</a></li> + <li>{{cssxref("padding-top")}}, {{cssxref("padding-right")}}, {{cssxref("padding-bottom")}} and the {{cssxref("padding")}} shorthand</li> + <li>The mapped logical properties: {{cssxref("padding-block-start")}}, {{cssxref("padding-block-end")}}, {{cssxref("padding-inline-start")}}, and {{cssxref("padding-inline-end")}} and the shorthands {{cssxref("padding-block")}} and {{cssxref("padding-inline")}}</li> +</ul> |