body, html {
	height: 100%;
	width: 100%;
	margin: 0px;
	padding: 0px;
}
#main {
   height: 60%;
   display: -webkit-flex;
   display: flex;
   flex-flow: row;
   margin: 10px;
	}
#main div {
	background: #CFC;
	flex: 3 1 60%;
	order: 2;
	padding: 10px;
}
#section {
	margin-left:10px;
	margin-right:10px;
	border:1px solid black;
}
#main article {
	background: #09D;
	height: 50%;
	padding: 10px;
	margin-left:10px;
	margin-right:10px;
	border:1px solid black;
}
#main nav {
	background: blue;
	flex: 1 6 20%;
	order: 1;
	padding: 10px;
	border:1px solid black;
}
#main aside {
	background: red;
	flex: 1 6 20%;
	order: 3;
	padding: 10px;
	border:1px solid black;
}

header {
	display: block;
	min-height: 10%;
	background: purple;
	border:1px solid black;
	margin: 10px;
	padding: 10px;
}
footer {
	display: block;
	min-height: 5%;
	background: #FC6;
	border:1px solid black;
	margin: 10px;
	padding: 10px;
}