border-radius结合transition的一个小应用（动画） 

<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style type="text/css">
        .box{
            display:block;
            height:350px;
            width:250px;
            background:#ddd;
            cursor:pointer;
            -webkit-transition: 0.4s;
            -moz-transition: 0.4s;
            -ms-transition: 0.4s;
            -o-transition: 0.4s;
            transition: 0.4s;
        }
        .box:hover{
            border-top-right-radius:180px 120px;background: rgba(246,246,247,0.9);
        }
    </style>
</head>
<body>
<a class="box"></a>
</body>
</html>
posted @ 2016-05-26 17:32  __sarah  Views(347)  Comments(2)  Edit  收藏  举报