109 lines
2.7 KiB
Markdown
109 lines
2.7 KiB
Markdown
---
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id: bad87fee1348bd8acde08812
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title: Center Text with Bootstrap
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challengeType: 0
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videoUrl: ''
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localeTitle: 中心文本与引导程序
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---
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## Description
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<section id="description">现在我们正在使用Bootstrap，我们可以将我们的标题元素集中在一起，使其看起来更好。我们需要做的就是将类<code>text-center</code>添加到我们的<code>h2</code>元素中。请记住，您可以通过用空格分隔每个类来为同一个元素添加几个类，如下所示： <code><h2 class="red-text text-center">your text</h2></code> </section>
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## Instructions
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<section id="instructions">
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</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: 应用类<code>text-center</code>应该使<code>h2</code>元素居中
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testString: assert($("h2").hasClass("text-center"));
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- text: 您的<code>h2</code>元素仍应具有类<code>red-text</code>
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testString: assert($("h2").hasClass("red-text"));
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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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<link href="https://fonts.googleapis.com/css?family=Lobster" rel="stylesheet" type="text/css">
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<style>
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.red-text {
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color: red;
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}
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h2 {
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font-family: Lobster, Monospace;
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}
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p {
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font-size: 16px;
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font-family: Monospace;
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}
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.thick-green-border {
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border-color: green;
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border-width: 10px;
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border-style: solid;
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border-radius: 50%;
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}
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.smaller-image {
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width: 100px;
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}
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</style>
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<div class="container-fluid">
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<h2 class="red-text">CatPhotoApp</h2>
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<p>Click here for <a href="#">cat photos</a>.</p>
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<a href="#"><img class="smaller-image thick-green-border" src="https://bit.ly/fcc-relaxing-cat" alt="A cute orange cat lying on its back."></a>
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<img src="https://bit.ly/fcc-running-cats" class="img-responsive" alt="Three kittens running towards the camera.">
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<p>Things cats love:</p>
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<ul>
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<li>cat nip</li>
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<li>laser pointers</li>
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<li>lasagna</li>
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</ul>
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<p>Top 3 things cats hate:</p>
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<ol>
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<li>flea treatment</li>
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<li>thunder</li>
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<li>other cats</li>
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</ol>
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<form action="https://freecatphotoapp.com/submit-cat-photo">
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<label><input type="radio" name="indoor-outdoor"> Indoor</label>
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<label><input type="radio" name="indoor-outdoor"> Outdoor</label>
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<label><input type="checkbox" name="personality"> Loving</label>
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<label><input type="checkbox" name="personality"> Lazy</label>
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<label><input type="checkbox" name="personality"> Crazy</label>
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<input type="text" placeholder="cat photo URL" required>
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<button type="submit">Submit</button>
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</form>
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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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