body {
	background-color: AliceBlue;
}

h1, h2, h3	{
	text-align:center;
}

h1 {
	background-color: SlateBlue;
	color: white;
	font-size: 300%;
}

h2, h3	{
	font-size:150%;
}

nav	{
	background-color:MintCream;
	padding:5px;
}

section	{
	background-color:SeaShell;
	margin: 10px 10px 10px 10px;
	float:left;
}

div #allcontent	{
	width:845px;
	margin-left:auto;
	margin-right:auto;
}