代码编辑器:
x
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<meta charset="utf-8"><link href="/static/next/css/tryit.css?v=2017082407" rel="stylesheet"/>
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<style>
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div
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{
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margin:20px;
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width:150px;
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padding:10px;
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height:70px;
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border:2px solid black;
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outline:2px solid red;
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outline-offset:15px;
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}
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</style>
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<p><b>注意:</b> Internet Explorer 不兼容 outline-offset属性.</p>
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<div>这个 div有一个轮廓边界15 px边境外的边缘。</div>
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