CSS布局--全屏-常见后台管理系统布局

完成如上图所示效果，代码如下：

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
</head>
<style type="text/css">
	*{
		margin: 0;
		padding: 0;
	}
	.head{
		 100%;
		height: 50px;
		background: #000;
		position: relative;
	}
	.left{
		 220px;
		background:#de1;
		position: absolute;
		top: 50px;
		bottom: 0;
	}
	.right{
		background:cyan;
		position: absolute;
		top: 50px;
		left: 220px;
		bottom: 60px;
		right: 0;
	}
	.foot{
		position: absolute;
		left: 0;
		bottom: 0;
		 100%;
		height: 60px;
		background:#ccc;
	}
</style>
<body>
	<div class="head"></div>
		<div class="left"></div>
		<div class="right"></div>
	<div class="foot"></div>
</body>
</html>

.head{
        height: 50px;
        background: #000;
        position: absolute;
        left: 220px;
        right: 0;
    }
    .left{
         220px;
        background:#de1;
        position: absolute;
        top: 0px;
        bottom: 0;
    }
    .right{
        background:cyan;
        position: absolute;
        top: 50px;
        left: 220px;
        bottom: 60px;
        right: 0;
    }
    .foot{
        position: absolute;
        left: 0;
        bottom: 0;
         100%;
        height: 60px;
        background:#ccc;
    }

生命是一场华丽的绽放！