0.5px的边框 

<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport"
          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>0.5px边框实现</title>
    <style>
         .btn  {
             position: relative;
            width: 100px;
            -webkit-border-radius: 5px;
            border-radius: 5px;
            text-align: center;
            line-height: 42px;
            background-color: #ededed;
        }

        .btn::after {
            content: "";
            position: absolute;
            top: 0;
            bottom: 0;
            left: 0;
            right: 0;
            -webkit-transform: scale(0.5);
            transform: scale(0.5);
            border-style: solid;
            border-width: 1px;
            border-color: red;
        }
    </style>
</head>
<body>
<div class="btn"></div>
</body>
</html>

 

posted @ 2019-03-08 15:27  小王从(前)端记  阅读(246)  评论(0)    收藏  举报