#size_chart{
	border-collapse: collapse;
	border: 1px solid black;
}

#size_chart td{
	padding: 3px;
	border-top: 1px solid #666;
	border-bottom: 1px solid #666;
}

#size_chart tr.header{
	font-weight: bold;
	border-top: 3px solid black;
	margin-top: 10px;
}