#main{width:1003px; margin:0 auto; background-color:white;}
#main_t{width:1003px; margin:0 auto;}
#main_b{width:1003px; margin:0 auto; padding-left:50px;}
	.top1{background-color:#FFFFFF;}
		.top1_left{width:420px; float:left; padding-left:20px; padding-top:45px;}
		.top1_right{width:250px; float:right; padding-top:30px; text-align:right;}
		.top1_tel{height:30px; padding-top:50px; padding-right:13px;}
	#nav{height:45px; background-image:url(/images/dhbj.gif); overflow:hidden; display:block;}
		#nav ul{width:975px; margin:0 auto; list-style:none;}
			#nav ul li{width:138px; float:left; text-align:center; line-height:41px; overflow:hidden}
				#nav ul li a{font-size:13px; color:white; font-weight:bold; display:block; width:138px;overflow:hidden;}
				#nav ul li a:hover,#nav ul li:hover {background:url(/images/navhover.jpg) repeat-x top;;color:#000099; font-weight:bold;}
				
	.top3{height:328px; background-color:#FFFFFF; padding-bottom:1px;}
	.bottom1{height:40px; background-image:url(/images/bottom1_bj.jpg); text-align:left; line-height:23px; padding-top:15px; color:#666666;}
	.bottom2{height:80px; background-image:url(/images/bottom2_bj.jpg); text-align:left; line-height:20px; padding-top:5px; color:#FFFFFF;}