原来CSS3是这么回事，抓紧学啊
<!DOCTYPE HTML>
<html>
<head>
<title>CSS3</title>
<style type="text/css">
* {margin:0; padding:0}
.main {width:800px; margin:110px auto 0}
.main_wrapper {width:240px; height:240px; border-radius:120px; background:#B1E4FF; border:2px solid #789CB6; box-shadow:5px 5px 7px #999}
.main_wrap {width:230px; height:230px; border-radius:115px; position:relative; top:5px; left:5px; background:#3B99E3}
.white_1 {width:150px; height:100px; background:#FFF; position:relative; left:42px; top:70px; border-radius:3px 20px 3px 3px}
.white_2 {width:35px; height:45px; background:#FFF; position:relative; left:33px; top:30px; border:25px solid #3B99E3}
</style>
</head>
<body>
<div class="main">
<div class="main_wrapper">
<div class="main_wrap">
<div class="white_1">
<div class="white_2"></div>
</div>
</div>
</div>
</div>
</body>
</html>
