body{
margin:0 100px;
padding:0 200px 0 150px;
}
#container{
background-color:#0ff;
float:left;
width:100%;
border-left:150px solid #0f0;
border-right:200px solid #f00;
margin-left:-150px;
margin-right:-200px;
display:inline; /* So IE plays nice */
}
#leftRail{
float:left;
width:150px;
margin-left:-150px;
position:relative;
}
#center{
float:left;
width:100%;
margin-right:-100%;
}
#rightRail{
float:right;
width:200px;
margin-right:-200px;
position:relative;
}

运行效果:

Source Code to Run []

[ 可先修改部分代码 再运行查看效果 ]

　　作者: Alan Pearce　原文: Multi-Column Layouts Climb Out of the Box
　　地址: