@media screen and (max-width: 1199px){
#header,#nav .nav,#center .center_r,#spzb,#spzb .conbg .con,#gsqj,#gsqj .cgal,#tdjx .conbg,#tdjx ul,#xwzx,#link,#foot .foot,#copyright,#product,#news,#about,#about ul.tabs,#page{width:100%;}
#center{width:98%;margin-left:auto;margin-right:auto;}
#center .center_r{margin-left:0;}
#about ul.tabs{padding:0;}
}
@media screen and (max-width: 780px){
img{width:100%;}
#gsqj .gsqj,.ui-banner{width:100%;}
#header .tel,.proserlist,ul#xiala li ul.xiala,#center .center_l,#spzb div.tit,#tdjx,#product .product_l,#news .news_l,#page .page_l{display:none;}
#nav .nav ul li{width:12.4%;}
#header .logo{width:90%;margin-left:auto;margin-right:auto;margin-top:26px;}
#center,#product .product_r,#news .news_r,#page .page_r{width:98%;margin-left:1%;margin-right:1%;}
#center .center_r{margin-left:0;}
.slides li{background-size:120% !important;}
.center_r .rmcp ul li{width:23%;height:178px;}
.center_r .rmcp ul li img{height:128px;}
.center_r .rmcp div.tit{background-size:100%;height:60px;}
#spzb .conbg .con ul li{width:33%;margin-left:0.5%;height:250px;}
#spzb .conbg .con ul li img{height:200px;}
#spzb .conbg .con ul li p{margin-top:5px;}
#spzb .conbg,#gsqj .cgal ul{height:auto;}
.ui-banner .ui-banner-slides{width:75%;}
#gsqj .cgal ul li{width:22.4%;}
#gsqj .cgal ul li:nth-child(3){margin-left:22px;}
#xwzx .conbg{margin-left:20px;}
.flexslider{height:237px;}
.bottom_bottom1{
        display: block;
        position: sticky;
        bottom: -2px;
        left: 0;
        width: 100%;
        background: black;
        display: block;
        z-index: 999;
    }

.bottom_bottom1 nav{
        display: flex;
        justify-content: space-between;
     }
.bottom_bottom1 nav a{
  text-align: center;
  width: 33%;
  padding: 12px 17px;
  color: #fff;
  text-decoration: none;
  border-right: 1px solid white;
     }
#product .product_r ul li{width:24%;margin-left:1.3%;}
#foot .foot ul li{width:9%;}
#about .bdk{width:32%;margin: 0 0 10px 2%;}
#about .bdk .img{width:100%;}
#gsqj .video {
  width: 100%;
}
}

@media screen and (max-width:580px){
#header .logo span.line,#header .logo span.bjhh,#spzb,#gsqj .gsqj,#foot,#about .miaoshu,.show_con .conbg .con,.show_con .conbg .zixun p.tel i{display:none;}
#header{height:75px;}
#header .logo{width: 45%;float: none;}
.center_r .rmcp ul li{width:48%;}
.center_r .rmcp ul li img{width:96%;}
#nav{background:#0751b4;height:80px;}
#nav .nav ul li{width:25%;line-height:39px;border-bottom:1px #3d74bd solid;border-right:1px #3d74bd solid;box-sizing:border-box;}
.flexslider{height:133px;}
.center_r .rmcp div.tit{height:33px;}
.center_r .rmcp ul li{margin-left:2%;}
.center_r .rmcp ul li:nth-child(odd){margin-left:0;}
#gsqj .cgal ul li{width:46%;}
#gsqj .cgal ul li:nth-child(3){margin-left:0;}
#xwzx .conbg{width:100%;margin-left:0;}
#product .product_r ul li{margin-left:1%;width:49%;}
#copyright{border-top:3px #0751b4 solid;}
.xgxws .tit{width:94%;}
#about ul.tabs li{width:23%;}
#about ul.tabs,.show_con{height:auto;}
#about .bdk{width: 48%;}
.show_con{width:99%;padding-left:1%}
.content ul.tabs li{width:22%;}
.show div.scl{width:83%;}
.show_con .conbg .zixun p.tel{width:100%;padding-left:0;}
.show_con .conbg .zixun .order,.show_con .conbg .zixun .msg{width:40%;}
}