#header {background-color: #a5d2a8;width:50%;}
#container {overflow:hidden;}
#navigation {background-color: #c5d2a8;width:10%;float:left;margin-bottom:-50000px;padding-bottom:50000px;}
#content {background-color: #e5d2a8;width:40%;float:left;margin-bottom:-50000px;padding-bottom:50000px;}
#footer {background-color: #d5d2a8;width:50%;}