body{
background-color:silver;
}
.page_center {
width:600px;
margin:20px auto;
}
#nav {
background-color:yellow;
height:120px;
}
#left {
width:120px;
background-color:pink;
position:absolute;
}
#middle {
width:360px;
background-color:gray;
margin-left:120px;
}
#right {
width:120px;
background-color:green;
position:absolute;
top:0;
right:0;
}
#foot {
background-color:blue;
}
#main {
position:relative;
background-color:green;
background-image:url(5.gif);
background-repeat:repeat-y;
background-position:left;
}
000
111
222
主
要
内
容
主
要
333
444
