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使用runcode.html页面

2
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2025-11-18
创建时间
2025-11-18
最后更新
<div class="container">
  <div class="box">
    <div class="unit"></div>
    <div class="unit"></div>
    <div class="unit"></div>
    <div class="unit"></div>
    <div class="unit"></div>
    <div class="unit"></div>
    <div class="unit"></div>
    <div class="unit"></div>
    <div class="unit"></div>
  </div>
</div>
.container {
  width: 300px;
  height: 300px;
}
.box {
  display: flex;
  flex-wrap: wrap;
}
.unit {
  width: 100px;
  height: 100px;
  border: 5px solid gray;
  box-sizing: border-box;
  margin: -5px 0 0 -5px;
}
.unit:hover {
  border-color: red;
  z-index: 2;
}
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