html, body {
	min-width: 777px;
	min-height: 266px;
	width: 100%;
	height: 100%;
	margin: 0;
	padding: 0;
}

body {
	/* background: white url(filler.png) repeat center center; */
}

header {
	display: none;
}

nav {
	position: absolute;
	top: 50%;
	left: 50%;
	margin: 0;
	padding: 0;
	height: 0;
	width: 0;
}

ul {
	position: absolute;
	top: -132px;
	left: -388.5px;
	width: 777px;
	height: 266px;
	margin: 0;
	padding: 0;
	background: white url(rainbow.png) no-repeat center center;
}

li {
	list-style: none;
	margin: 0;
	padding: 0;
	height: 266px;
	width: 259px;
	float: left;
}

a:link, a:visited {
	height: 100%;
	width: 100%;
	display: block;
	text-indent: -999em;
}

a:hover, a:active {
	background: url(rainbow-inv.png);
}

#ta {
	background-position: -259px 0;
}

#shi {
	background-position: -518px 0;
}