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时长:00:00更新时间:2020-11-27 18:53:50
css伪类beforeafter实现立体效果:div { width:200px; height:200px; border:1px solid #ccc; position: relative; background-color:#fff; float: left; text-align: center; margin: 30px; } .div1::after { z-index: -15; position: absolute; content: ""; bottom: 14px; right:
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