body {min-width: 1000px; margin: 0; padding: 0;background:#fff;}
.head{width: 100%; margin: 0; padding: 0;}
.head .top_1{background: url(webresourcecms201705img_pc_sitetoubu.png) no-repeat center; height: 698px;width: 100%;margin: 0 auto;}
.head .top_2{background: url(webresourcecms201705img_pc_sitedaohang.png) no-repeat center;height: 49px;width: 100%;margin: 0 auto;}
.neirong{width:1000px;height:auto;margin:0 auto;}
.lunbo{width:480px; height:350px; margin-right:30px; float:left;}
.jueding{width:480px;float:right;}
.shipin{width:255px; margin-right:29px; float:left;}
.baodao{width:720px; margin-right:3px;padding-right:3px; float:left;}
.zhuanti{width:255px;float:right;}
.zhidu{width:485px;height:220px; margin-right:30px; float:left;}
.jingtu{width:460px;height:220px; float:right;}