.main_tbl{
	border-collapse:none;
	border-spacing:0;
	border-top:1px solid #666;
	border-left:1px solid #666;
	font-size:0.9em;
	line-height:1.5em;
}
.main_td{
	background:#f4f4f4;
	min-width:7em;
}
.cnt_td{
	background:#fff;
}
.main_tbl td{
	border-right:1px solid #666;
	border-bottom:1px solid #666;
	padding:10px;
}
.cnt_tbl{
	border-top:1px solid #666;
	border-left:1px solid #666;
}
.cnt_tbl td{
	text-align:center;
}