Bootstrap案例 - W3xue在线HTML/CSS/JS运行工具

​x
 
<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8"> 
    <title>Bootstrap 实例 - 警告框（Alert）插件</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="alert alert-warning">
    <a href="#" class="close" data-dismiss="alert">
        &times;
    </a>
    <strong>警告！</strong>您的网络连接有问题。
</div>
​
</body>
</html>