2018-10-10 18:03:03 -04:00
										 
									 
								 
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								---
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								id: bad87fee1348bd9aedf08824
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											2020-12-16 00:37:30 -07:00
										 
									 
								 
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								title: 给元素的每一侧添加不同的内边距
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											2018-10-10 18:03:03 -04:00
										 
									 
								 
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								challengeType: 0
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											2019-12-13 13:47:57 +08:00
										 
									 
								 
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								videoUrl: 'https://scrimba.com/c/cB7mwUw'
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								forumTopicId: 16634
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											2021-01-13 03:31:00 +01:00
										 
									 
								 
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								dashedName: add-different-padding-to-each-side-of-an-element
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											2018-10-10 18:03:03 -04:00
										 
									 
								 
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								---
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											2020-12-16 00:37:30 -07:00
										 
									 
								 
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								# --description--
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											2018-10-10 18:03:03 -04:00
										 
									 
								 
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											2021-01-08 11:20:48 -08:00
										 
									 
								 
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								有时候,你会想给一个元素每个方向的 `padding` 都设置一个特定的值
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											2020-12-16 00:37:30 -07:00
										 
									 
								 
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											2021-01-08 11:20:48 -08:00
										 
									 
								 
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								CSS 允许你使用 `padding-top`、`padding-right`、`padding-bottom`、`padding-left` 属性来设置四个不同方向的 `padding` 值。
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											2020-12-16 00:37:30 -07:00
										 
									 
								 
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								# --instructions--
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											2021-01-08 11:20:48 -08:00
										 
									 
								 
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								请将蓝色框的顶部和左侧 `padding` 属性值设置为 `40px`;将底部和右侧的属性值设置为 `20px`。
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											2018-10-10 18:03:03 -04:00
										 
									 
								 
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											2020-12-16 00:37:30 -07:00
										 
									 
								 
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								# --hints--
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											2021-02-06 04:42:36 +00:00
										 
									 
								 
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								class 为 `blue-box` 的元素的上内边距属性值 `padding` 应为 `40px`。
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								```js
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								assert($('.blue-box').css('padding-top') === '40px');
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											2018-10-10 18:03:03 -04:00
										 
									 
								 
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								```
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											2021-02-06 04:42:36 +00:00
										 
									 
								 
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								class 为 `blue-box` 的元素的右内边距属性值 `padding` 应为 `20px`。
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											2020-12-16 00:37:30 -07:00
										 
									 
								 
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								```js
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								assert($('.blue-box').css('padding-right') === '20px');
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								```
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											2021-02-06 04:42:36 +00:00
										 
									 
								 
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								class 为 `blue-box` 的元素的下内边距属性值 `padding` 应为 `20px`。
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											2020-12-16 00:37:30 -07:00
										 
									 
								 
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								```js
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								assert($('.blue-box').css('padding-bottom') === '20px');
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								```
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											2018-10-10 18:03:03 -04:00
										 
									 
								 
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								class 为 `blue-box` 的元素的左内边距属性值 `padding` 应为 `40px`。
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											2018-10-10 18:03:03 -04:00
										 
									 
								 
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								```js
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								assert($('.blue-box').css('padding-left') === '40px');
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											2018-10-10 18:03:03 -04:00
										 
									 
								 
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								```
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											2020-02-18 01:40:55 +09:00
										 
									 
								 
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											2021-01-13 03:31:00 +01:00
										 
									 
								 
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								# --seed--
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								## --seed-contents--
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								```html
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								<style>
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								  .injected-text {
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								    margin-bottom: -25px;
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								    text-align: center;
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								  }
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								  .box {
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								    border-style: solid;
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								    border-color: black;
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								    border-width: 5px;
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								    text-align: center;
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								  }
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								  .yellow-box {
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								    background-color: yellow;
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								    padding: 10px;
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								  }
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								  .red-box {
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								    background-color: crimson;
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								    color: #fff;
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								    padding-top: 40px;
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								    padding-right: 20px;
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								    padding-bottom: 20px;
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								    padding-left: 40px;
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								  }
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								  .blue-box {
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								    background-color: blue;
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								    color: #fff;
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								  }
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								</style>
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								<h5 class="injected-text">margin</h5>
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								<div class="box yellow-box">
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								  <h5 class="box red-box">padding</h5>
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								  <h5 class="box blue-box">padding</h5>
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								</div>
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								```
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											2020-12-16 00:37:30 -07:00
										 
									 
								 
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								# --solutions--
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											2021-01-13 03:31:00 +01:00
										 
									 
								 
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								```html
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								<style>
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								  .injected-text {
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								    margin-bottom: -25px;
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								    text-align: center;
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								  }
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								  .box {
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								    border-style: solid;
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								    border-color: black;
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								    border-width: 5px;
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								    text-align: center;
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								  }
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								  .yellow-box {
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								    background-color: yellow;
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								    padding: 10px;
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								  }
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								  .red-box {
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								    background-color: crimson;
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								    color: #fff;
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								    padding-top: 40px;
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								    padding-right: 20px;
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								    padding-bottom: 20px;
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								    padding-left: 40px;
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								  }
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								  .blue-box {
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								    background-color: blue;
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								    color: #fff;
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								    padding-top: 40px;
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								    padding-right: 20px;
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								    padding-bottom: 20px;
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								    padding-left: 40px;
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								  }
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								</style>
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								<h5 class="injected-text">margin</h5>
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								<div class="box yellow-box">
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								  <h5 class="box red-box">padding</h5>
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								  <h5 class="box blue-box">padding</h5>
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								</div>
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								```
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