html,body{margin:0;padding:0;}
body{text-align:center;}
div#container{width:920px;margin:0 auto;text-align:left;}
div#header{}
#wrapper div#content{float:right;width:720px;}
#wrapper_wide div#content{float:right;width:920px;}
div#navigation{float:left;width:200px;}
div#extra{float:left;clear:left;width:200px;}
div#footer{clear:both;width:100%;}