.pd_table{
	display:table;
	border-collapse:collapse;
}
.pd_tr{
	display:table-row;
}
.pd_tdh{
	display:table-cell;
	padding:3px 5px;
	text-align: center;
}
.pd_tdh:first-child{
	text-align:left;
}
.pd_tdv{
	display:table-cell;
	padding:3px 5px;
	text-align: center;
}