72 lines
1.7 KiB
Markdown
72 lines
1.7 KiB
Markdown
---
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id: 587d78ab367417b2b2512af2
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title: Use the flex-direction Property to Make a Row
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challengeType: 0
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videoUrl: ''
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localeTitle: 使用flex-direction属性创建一行
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---
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## Description
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<section id="description">添加<code>display: flex</code> to a element将其转换为flex容器。这使得可以将该元素的任何子节点对齐成行或列。您可以通过将<code>flex-direction</code>属性添加到父项并将其设置为行或列来完成此操作。创建行将水平对齐子项，创建列将垂直对齐子项。 <code>flex-direction</code>其他选项是row-reverse和column-reverse。 <strong>注意</strong> <br> <code>flex-direction</code>属性的默认值为row。 </section>
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## Instructions
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<section id="instructions">将CSS属性<code>flex-direction</code>添加到<code>#box-container</code>元素，并为其赋值row-reverse。 </section>
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## Tests
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<section id='tests'>
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```yml
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tests:
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- text: '<code>#box-container</code>元素的<code>flex-direction</code>属性应设置为row-reverse。'
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testString: 'assert($("#box-container").css("flex-direction") == "row-reverse", "The <code>#box-container</code> element should have a <code>flex-direction</code> property set to row-reverse.");'
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```
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</section>
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## Challenge Seed
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<section id='challengeSeed'>
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<div id='html-seed'>
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```html
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<style>
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#box-container {
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display: flex;
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height: 500px;
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}
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#box-1 {
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background-color: dodgerblue;
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width: 50%;
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height: 50%;
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}
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#box-2 {
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background-color: orangered;
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width: 50%;
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height: 50%;
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}
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</style>
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<div id="box-container">
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<div id="box-1"></div>
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<div id="box-2"></div>
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</div>
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```
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</div>
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</section>
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## Solution
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<section id='solution'>
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```js
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// solution required
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```
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</section>
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