html, body {
	/*added for vert.centering*/
	height: 100%;		
}

#distance {
	height: 50%;
/*	margin-bottom: -315px; */
	/* half of container's height */
	float:left;	
}

#container {
	margin: 0 auto;
	text-align: center;
	clear: left;
	position:relative; /* puts container in front of distance */	
}