freeCodeCamp/curriculum/challenges/chinese/01-responsive-web-design/basic-css/add-different-padding-to-each-side-of-an-element.md

id, challengeType, videoUrl, forumTopicId, title

id	challengeType	videoUrl	forumTopicId	title
bad87fee1348bd9aedf08824	0	https://scrimba.com/c/cB7mwUw	16634	给元素的每一侧添加不同的内边距

Description

有时候，你会想给一个元素每个方向的padding都设置成一个特定的值 CSS 允许你使用padding-top，padding-right， padding-bottom和padding-left属性来设置四个不同方向的padding值。

Instructions

蓝色框的顶部和左侧的padding值设置为40px，底部和右侧设置为20px。

Tests

tests:
  - text: '<code>blue-box</code> class 的顶部<code>padding</code>（上内边距）值应为<code>40px</code>。'
    testString: assert($(".blue-box").css("padding-top") === "40px");
  - text: '<code>blue-box</code> class 的右侧<code>padding</code>（右内边距）值应为<code>20px</code>。'
    testString: assert($(".blue-box").css("padding-right") === "20px");
  - text: '<code>blue-box</code> class 的底部<code>padding</code>（下内边距）值应为<code>20px</code>。'
    testString: assert($(".blue-box").css("padding-bottom") === "20px");
  - text: '<code>blue-box</code> class 的左侧<code>padding</code>（左内边距）值应为<code>40px</code>。'
    testString: assert($(".blue-box").css("padding-left") === "40px");

Challenge Seed

<style>
  .injected-text {
    margin-bottom: -25px;
    text-align: center;
  }

  .box {
    border-style: solid;
    border-color: black;
    border-width: 5px;
    text-align: center;
  }

  .yellow-box {
    background-color: yellow;
    padding: 10px;
  }
  
  .red-box {
    background-color: crimson;
    color: #fff;
    padding-top: 40px;
    padding-right: 20px;
    padding-bottom: 20px;
    padding-left: 40px;
  }

  .blue-box {
    background-color: blue;
    color: #fff;
  }
</style>
<h5 class="injected-text">margin</h5>

<div class="box yellow-box">
  <h5 class="box red-box">padding</h5>
  <h5 class="box blue-box">padding</h5>
</div>

Solution

// solution required