body {
	font-family: Arial, Helvetica, sans-serif;
	background-image: url(../images/pg_bg1.jpg);
	background-repeat: no-repeat;
	background-position: left top;
	margin: 0px;
	text-align:center;
}

td {
	font-family: Arial, Helvetica, sans-serif;
}

th {
	font-family: Arial, Helvetica, sans-serif;
}.footer {
	font-family: Verdana, Arial, Helvetica, sans-serif, Tahoma, SimSun, SimHei, PMingLiU, MingLiU;
	font-size: 10px;
	font-style: normal;
	color: #333333;
	text-align: center;
}
.main_content {
	margin: 25px;
}