#tb1{
	margin: 0px auto 30px;
	width: 700px;
	border-top: 1px solid #CFCFCF;
	border-left: 1px solid #CFCFCF;
}
#tb1 th {
	background: #333;
	padding: 10px;
	text-align: left;
	font-weight: bold;
	border-right: 1px solid #CFCFCF;
	border-bottom: 1px solid #CFCFCF;
	line-height: 1.6em;
}
#tb1 td {
	padding: 10px;
	text-align: left;
	border-right: 1px solid #CFCFCF;
	border-bottom: 1px solid #CFCFCF;
	line-height: 1.6em;
	font-size: 12px;
}
#tb2 {
	margin: 0px auto 30px;
	width:500px; 
	border-top: 1px solid #CFCFCF;
	border-left: 1px solid #CFCFCF;
}
#tb2 th {
	background: #333;
	padding: 10px;
	text-align: left;
	font-weight: bold;
	border-right: 1px solid #CFCFCF;
	border-bottom: 1px solid #CFCFCF;
	line-height: 1.6em;
}
#tb2 td {
	padding: 10px;
	text-align: left;
	border-right: 1px solid #CFCFCF;
	border-bottom: 1px solid #CFCFCF;
	line-height: 1.6em;
	font-size: 12px;