简单教程
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代码编辑器:
<!DOCTYPE html> <meta charset="utf-8"> <link href="/static/next/css/tryit.css?v=2017082407" rel="stylesheet"/> <style> p:nth-last-child(odd) { background:#ff0000; } p:nth-last-child(even) { background:#0000ff; } </style> <p>The first paragraph.</p> <p>The second paragraph.</p> <p>The third paragraph.</p> <p><b>注意:</b> Internet Explorer 8 以及更早版本的浏览器不支持:nth-last-child() 选择器.</p> <footer>简单教程,简单编程<br/>Copyright © 简单教程 www.twle.cn</footer>
运行结果: