Bootstrap案例 - W3xue在线HTML/CSS/JS运行工具

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<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8"> 
    <title>W3xue教程(w3xue.com)</title> 
    <link rel="stylesheet" href="/css/bootstrap/bootstrap3.3.7.min.css">  
    <script src="/js/bootstrap/jquery.min.js"></script>
    <script src="/js/bootstrap/bootstrap3.3.7.min.js"></script>
</head>
<body>
    
<div class="container">
    <h2>按钮</h2>
    <p> .btn-primary 类可表示为原始按钮样式（未被操作）:</p>      
    <button type="button" class="btn btn-primary">原始按钮</button>
</div>
   
</body>
</html>