案例:CSS3 案例     状态:可编辑再运行    进入竖版
 运行结果 
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<html>
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<head>
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<style type="text/css">
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p.ex1
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{
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font:italic arial,sans-serif;
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}
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p.ex2
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{
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font:italic bold 12px/30px arial,sans-serif;
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}
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</style>
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</head>
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<body>
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<p class="ex1">This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph.</p>
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<p class="ex2">This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph.</p>
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</body>
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</html>
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