abstrak：<!DOCTYPE html><html><head> <meta charset="UTF-8"> <link rel="shortcut icon" href="img/1.jpg"> <link rel="styleshe
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<link rel="shortcut icon" href="img/1.jpg">
<link rel="stylesheet" href="img/vip.css">
<title>學(xué)習(xí)css 邊框</title>
<style type="text/css">
.box{width:1000px;height:100px;border:1px solid #ccc;border-radius:15px;}
.main{width:500px;height:100px;border-top:1px solid red;background:#ccc;}
button{border:none;width:50px;height:30px;}
.shadow{width:300px;height:40px;}
</style>
</head>
<body>
<div></div>
<div></div>
<button>登陸</button>
<div></div>
</body>
</html>
Guru membetulkan：滅絕師太Masa pembetulan：2018-12-29 14:30:35
Rumusan guru：除了老師上課的測(cè)試代碼，自己可以拓展案例奧，前端無捷徑，主要就是多練習(xí)