body { background: hsla(0,90%,32%,0.98); }

#page-wrap:after { content: "Wide Layout"; }

nav       { float: left; width: 20%; height: 450px ;}
nav span  { margin: 0px 100px 0px 0px;}
article { float: left; width: 50%; height: 450px;}
aside {float: left; width: 25%; height: 450px; display:block;}
footer    { clear: both;  display: block; }