body{width:100%;text-align:center;font-family:"微软雅黑"}
.banner{width:1020px;}
.main{margin-top:100px;margin-bottom:30px;margin-left:185px;margin-right:185px;}
.bottompane{width:1020px;}
.bj{width:1020px;background:url(/uploads/image/crc208/2019081915240790836.jpg) #b2d6f0 no-repeat left center;margin-left:auto;margin-right:auto;}