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<title>W3.CSS(w3cschool.cn)</title>
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<link rel="stylesheet" href="https://7npmedia.w3cschool.cn/w3.css">
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<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>
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