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<span class="true"></span>
.true { margin-right: 20px; display: inline-block; width: 8px; height: 4px; background: green; line-height: 0; font-size: 0; vertical-align: middle; transform: rotate(45deg); } .true:after { content: '/'; display: block; width: 18px; height: 4px; background: green; } ``` 测试:通过 绝对定位position: absolute;left: 11px;方式将伪类内容显示在页面上,方便测试。 注意:after伪类的内容为"/",但显示时候为""。 问题:对伪类内容添加的位置
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