* {margin:0; padding:0;}
div#top {width: 902px; height: auto; margin-left: auto; margin-right: auto; padding:0px; background-color:#FFF}
div#nav {width: 902px; height: auto; margin-left: auto; margin-right: auto; padding:0px; background-color:#FFF}
div#port {width: 902px; height: auto; margin-left: auto; margin-right: auto; padding:0px; background-color:#FFF}
div#page {width: 902px; height: auto; margin-left: auto; margin-right: auto; padding:0px; background-color:#FFF}
div#end {width: 902px; height: auto; margin-left: auto; margin-right: auto; padding:0px; background-color:#FFF}