全屏
1 div{
position:absolute/relative/fixed;
top:0;
bottom:0;
left:0;
right:0;
}
2
<!doctype html>
<html lang="zh-ch">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style type="text/css">
*{margin:0;padding:0;}
html,body{height:100%;background: #DDD;}
</style>
</head>
<body>
<div style="height:100%;background-color:#FF0000;">1111</div>
</body>
</html>
pc,手机 全屏
IOS Android4 2种方法不行。