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<!DOCTYPE html> <html> <head> <title>Bootstrap 实例</title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="http://apps.bdimg.com/libs/bootstrap/3.3.0/css/bootstrap.min.css"> <script src="//apps.bdimg.com/libs/jquery/2.1.1/jquery.min.js"></script> <script src="//apps.bdimg.com/libs/bootstrap/3.3.0/js/bootstrap.min.js"></script> </head> <body> <div class="container"> <div class="jumbotron"> <h1>我的第一个 Bootstrap 页面</h1> <p>重置窗口大小，查看响应式效果！</p> </div> <div class="row"> <div class="col-sm-4"> <h3>第一列</h3> <p>学技术，从W3Cschool开始！</p> </div> <div class="col-sm-4"> <h3>第二列</h3> <p>学技术，从W3Cschool开始！</p> </div> <div class="col-sm-4"> <h3>第三列</h3> <p>学技术，从W3Cschool开始！</p> </div> </div> </div> </body> </html>
运行结果
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