abstract：<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><meta name="viewport" content="width=device-width, initial-scale=1.0">&
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>css页面练手</title>
<style type="text/css">
span{padding:0px;background-color:pink;}div{width:400px;margin: auto;height: 400px;background-color: palegreen}
*{padding: 0px;margin:0px }
.box{width: 300px;height: 300px;border: 1px dashed;border-radius:50px;box-shadow:10px 5px 3px}
</style>
</head>
<body>
<span>php中文网</span>
<div class="box"></div>
</body>
</html>
Correcting teacher：灭绝师太Correction time：2019-02-11 16:05:39
Teacher's summary：代码语言.提交的的时候注意一下,作业不能仅限于测试哦