body {
	margin: 0;
	background-color: #999;
}
.cool {
	padding-right: 12px;
	padding-left: 12px;
	font-family: Tahoma, Geneva, sans-serif;
	font-size: 18px;
	background: #CCC;
	padding-bottom: 12px;
	margin: auto;
	vertical-align: middle;
	color: #000;
	line-height: 48px; 
	padding-top: 12px;
	text-decoration: none;
}
.cool:hover {
	background: #fff;
	color: #000;
	text-decoration: underline;
}
#nav {
	text-align: center;
}