body{background: #0000; 
width: 960px;
margin: 0 auto;
border: 1px solid #FFFFFF;}

header, footer{background: #FFF;
border-radius: 10px;
padding: 1px;}

article{width: 400px; background: #FFF;
margin-top: 5px;
display: inline-block;
height: 400px;}

aside{ width: 140; }