简单教程
提交运行
代码编辑器：
<!DOCTYPE html> <meta charset="utf-8"> <link href="/static/next/css/tryit.css?v=2017082407" rel="stylesheet"/> <script src="https://cdn.staticfile.org/jquery/2.2.4/jquery.min.js"></script> <style> .descendants * { display: block; border: 2px solid lightgrey; color: lightgrey; padding: 5px; margin: 15px; } </style> <script> $(document).ready(function(){ $("div").find("*").css({"color":"red","border":"2px solid red"}); }); </script> <div class="descendants" style="width:500px;">div (当前元素) <p>p (儿子元素) <span>span (孙子元素)</span> </p> <p>p (儿子元素) <span>span (孙子元素)</span> </p> </div> <footer>简单教程，简单编程<br/>Copyright © 简单教程 www.twle.cn</footer>
运行结果：