.rt{
	width:764px;
	text-align:center;
}
.rt h1{
	font-size:16px;
	font-family:"微软雅黑";
	line-height:30px;
	color:#232323;
}
.rt span{
	color:#646464;
}
#pro_pic{
	width:492px;
	height:322px;
	margin-left:auto;
	margin-right:auto;
}
#intro p{
	padding-top:35px;
}
.pro{
	background:url(../images/navbg.jpg) bottom no-repeat;
}