<style>

#body{
	background-color:#455A64;
	margin-left: auto;
	margin-right: auto;
	color: white;
}

#header {
    background-color:#455A64;
    color:#CFD8DC;
    text-align:center;
    padding:5px;
    position:fixed
    width: 100%;
}

#container {
	height: 100%;
	width: 100%;
}

#aside { 
		width: 30%;
		background-color: gray;
		color: white;
		height:100%;
		text-align: center;
		float: right;
		
}
		
#article {
	background-color:white;
	color:black;
	text-align:left;
	width: 70%;
	
	
}

#footer {
    background-color:#607D8B;
	color:white;
	clear:both;
    text-align:center;
    padding:5px;
}

</style>