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::before

admin 12月 03, 2020 0

.list::before {
  position: absolute;
  left: 15rpx;
  right: 15rpx;
  bottom: 0;
  content: '';
  height: 1px;
  transform: scaleY(0.5);
  background-color: 
}

<!DOCTYPE html>
<html>

  <head>
    <meta charset="UTF-8">
    <title></title>
    <style>
      #box:before {
        content: "你好"
      }
      
      #box:after {
        content: "中国"
      }
    </style>
  </head>

  <body>
    <div id="box"></div>
  </body>

</html>