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css border不能同时设置圆角和 border-image

发布时间 2023-06-28 17:02:12作者: 蓓蕾心晴

如标题，css border不能同时设置圆角和 border-image，当我想要实现既有圆角，并给圆角加 border-image的时候，发现无法同时生效，只有 border-image会生效。

 

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style type="text/css">
    a {
      position: relative;
      display: inline-block;
      font-size: 14px;
      color: #a81c2e;
      border: 1px solid;
      border-radius: 30px;
      padding: 15px 40px;
    }

    a:before {
      position: absolute;
      width: 98%;
      height: 100%;
      content: '';
      display: block;
      border: 1px solid;
      border-radius: 30px;
      border-image: linear-gradient(to right, #9f1a2c, #012069);
      -webkit-border-image: linear-gradient(to right, #9f1a2c, #012069);
      -o-border-image: linear-gradient(to right, #9f1a2c, #012069);
      border-image-slice: 10%;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
    }
  </style>
</head>

<body>
  <a>渐变色</a>
</body>

</html>

参考文章