freeCodeCamp/curriculum/challenges/chinese/01-responsive-web-design/css-flexbox/use-the-flex-direction-property-to-make-a-column.chinese.md

id, title, challengeType, videoUrl, forumTopicId, localeTitle

id	title	challengeType	videoUrl	forumTopicId	localeTitle
587d78ac367417b2b2512af4	Use the flex-direction Property to Make a Column	0	https://scrimba.com/p/pVaDAv/cZmWeA4	301109	使用 flex-direction 属性创建一列

Description

之前两个挑战使用flex-direction属性创建行（row）。这个属性还能创建一个列，让子元素垂直排列在 flex 容器中。

Instructions

给#box-container元素添加 CSS 属性flex-direction，赋值为 column。

Tests

tests:
  - text: <code>#box-container</code>应有<code>flex-direction</code>属性，其值应为 column。
    testString: assert($('#box-container').css('flex-direction') == 'column');

Challenge Seed

<style>
  #box-container {
    display: flex;
    height: 500px;
    
  }
  #box-1 {
    background-color: dodgerblue;
    width: 50%;
    height: 50%;
  }

  #box-2 {
    background-color: orangered;
    width: 50%;
    height: 50%;
  }
</style>

<div id="box-container">
  <div id="box-1"></div>
  <div id="box-2"></div>
</div>

Solution

// solution required