abstract：<!doctype html> <html> <head> <meta charset="utf-8"> <title>css边框</title> <style>#box1{boder:#ccc solid 1px;width:500px;height:2
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>css边框</title>
<style>#box1{boder:#ccc solid 1px;width:500px;height:200px}</style>
</head>
<body>
<div id="box1"></div>
</body>
</html>
Correcting teacher：韦小宝Correction time：2019-01-17 10:32:48
Teacher's summary：写的很简洁 课后要多练习 前端基础这里没有什么复杂的地方