#content,#sidebar-first,#sidebar-second{float:left;display:inline;position:relative;}#content{width:100%;}body.sidebar-first #content{width:80%;left:20%;}body.sidebar-second #content{width:80%;}body.two-sidebars #content{width:60%;left:20%;}#sidebar-first{width:20%;left:-80%;}body.two-sidebars #sidebar-first{left:-60%;}#sidebar-second{float:right;width:20%;}.section{margin:10px;}