body {
	font-family: sans-serif;
	font-size: 10px;
}
table {
	border-collapse: collapse;
}
th, td {
	padding: 0;
	margin: 0;
}
#world th {
	padding: 0 2px;
}
#world td {
	width: 2em;
	height: 2em;
}
#world td > div {
	position: relative;
	height: 2em;
	width: 2em;
}
#world .grassland {
	background-color: #6a6;
}
#world .water {
	background-color: #66a;
}
#world .plains {
	background-color: #aa6;
}
#world .ice {
	background-color: #aaa;
}
#world .unit {
	position: absolute;
	left: 0;
	top: 0;
	height: 2em;
	width: 2em;
	line-height: 2em;
	text-align: center;
	background-color: #a66;
}
.hidden {
	display: none;
}
.controls {
	font-family: "Lucida Grande", inherit;
	font-size: 2em;
	width: 9.3em;
	overflow: hidden;
	border: 1px solid #aaa;
	margin: 1em;
	padding: 0;
}
.controls li {
	display: inline;
	float: left;
	width: 2em;
	height: 2em;
	margin: .5em;
	padding: 0;
	text-align: center;
	line-height: 2em;
	border: 1px solid #aaa;
}
.controls a {
	text-decoration: none;
	display: block;
	color: #000;
}
.controls a:hover {
	background-color: #036;
	color: #fff;
}