abstract：<!DOCTYPE HTML><html><head><meta charset="utf-8><title>边框</title><style type="text/css">.box{width:100px; height:100px; border:1px dotted #ccc;
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8>
<title>边框</title>
<style type="text/css">
.box{width:100px; height:100px; border:1px dotted #ccc; border-radius:50px; background:pink;}</style>
</head>
<div class="box">php.cn</div>
<body>
</body>
</html>
Correcting teacher：查无此人Correction time：2019-05-20 09:12:38
Teacher's summary：完成的不错。css样式学好，做出来的页面很绚丽。继续加油。