h1
{
	font-size:4em;
}

div.center
{
	text-align:center;
}

a
{
	text-decoration:none;
	color:black;
}

a:hover
{
	color:white;
	background-color:orange;
}

a:visited
{
}

img
{
	border-width:0px;
	margin:0px;
	padding:0px;
	vertical-align:middle;
}