<!DOCTYPE html>
<html>
<head>
<title>W3.CSS(w3cschool.cn)</title>
<meta name="viewport" content="width=device-width, initial-scale=1" charset="UTF-8">
<link rel="stylesheet" href="https://7npmedia.w3cschool.cn/w3.css">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css">
</head>
<body>
<div class="w3-container">
<h2>响应式显示/隐藏</h2>
<p><strong>注意:</strong> 调整浏览器窗口的大小以了解其工作原理:</p>
<div class="w3-container w3-hide-small w3-red">
<p>w3-hide-small将隐藏在小屏幕(电话)上</p>
</div>
<div class="w3-container w3-hide-medium w3-green">
<p>w3-hide-medium 将隐藏在中等屏幕(平板电脑)上</p>
</div>
<div class="w3-container w3-hide-large w3-blue">
<p>w3-hide-large将隐藏在大屏幕(笔记本电脑/台式机)上</p>
</div>
</div>
</body>
</html>