try_w3reference_53 在线代码实例

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运行代码

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<!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">
</head>
<body>
<div class="w3-container">
    <h2>显示/隐藏实用程序</h2>
    <p><strong>提示:</strong> 调整浏览器窗口的大小以了解其工作方式：</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 将隐藏在中型屏幕（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>
 
 
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运行结果
PC端手机端平板端