题解 | #按要求写一个圆#
按要求写一个圆
http://www.nowcoder.com/practice/374271f80d94439dacdaa1415d020845
<html>
<head>
<meta charset=utf-8>
<style type="text/css">
/*补全代码*/
div {
width: 50px;
height: 50px;
border-radius: 50px;
border: 1px solid #000;
}
</style>
</head>
<body>
<div></div>
</body>
</html>