@media (max-width:1460px){
  .nav_pc .nav_link{
    padding:0 10px;
  }
  .product_read{
    padding-left: 40px;
  }
}




@media (min-width:1200px){

}
@media (max-width:1200px){
 html{
    font-size: 50%;
  }

}


@media (min-width:992px){
.nav_m{
    display: none !important;
}


}


@media (max-width:992px){
  html{
    font-size: 46%;
  }
  .head_top{
    display: none;
  }
  .head{
    background: none;
  }
  .head .logo img{
      max-height: 60px;
  }
  .head .con1300{
    align-items: center;
    padding:10px;
  }
  .head .nav{
    display: none;
  }
  .head .nav_button{
    display: block;
  }
  
  .index_type h2{
    font-size: 20px;
  }
  .index_type h1{
    font-size: 24px;
  }
  .index_pro .list_ul ul{
    margin: 0;
  }
  .index_pro .list_ul ul li{
    width: 50%;
    padding: 6px;
  }
  .index_pro .list_ul ul li:last-child{
    display: block;
  }
  .index_pro .list_ul ul li a .sum{
    display: none;
  }
  .index_pro .list_ul ul li a .img h1{
    position: static;
    left: 0;
    width: 100%;
    height: auto;
    line-height: 36px;
    font-size: 14px;
    text-align: center;
    text-indent: 0;
  }

  .index_guanyu{
    
    background: url(../images/index_ab_bj.jpg) no-repeat center top;
  }
  .index_guanyu .about_cont{
    display: block;
    
  }
  .index_guanyu .about_cont .about_left{
    width: 100%;
    padding: 6px;
    box-sizing: border-box;
  }
  .index_guanyu .about_cont .about_left ul li{
    width: 25%;
  }
  .index_guanyu .about_cont .img{
    width: 100%;
  }
  .index_guanyu .about_cont .about_left ul li h3{
    font-size: 20px;
    text-align: center;
  }
  .index_guanyu .more{
    margin: 4% auto 0 auto;
    color: #333;
  }
  .index_culture .list_ul ul,
  .index_team .list_ul ul{
    margin: 0;
  }
  .index_team .list_ul ul li{
    width: 100%;
    padding: 0;
  }
  .index_culture .list_ul ul li,
  .index_choose .list_ul ul li{
    width: 100%;
    padding: 0 5px;
  }
  .index_culture .list_ul ul .img{
    text-align: center;
  }
  .index_culture .list_ul ul .sum{
    padding-bottom: 14px;
  }
  .index_news .news_list ul li {
    padding: 20px 0;
  
}
  .index_news .news_list ul li a .img{
    display: none;
  }
  .index_news .news_list ul li a .news_cont{
    width: 100%;
    padding:10px;
    box-sizing: border-box;
    
  }
  .index_type {
    padding: 8% 0 4% 0;
}
.index_news .news_list ul li:first-child{
  padding-top: 0;
}
.news .news_main .list_ul li a .news_title h3,
.index_news .news_list ul li a .news_cont h3{
    width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 18px;
  }
  .index_news .news_list ul li a .news_cont .sum{
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    word-break: break-all;
    padding-bottom: 0;
  }
  .footer .con1300 .foo_nav,
  .footer .con1300 .qd{
    display: none;
  }
  .footer .con1300 .info{
    width: 100%;
    padding:0 14px;
    box-sizing: border-box;
  }
  .footer .con1300 .info ul{
    padding: 2% 0;
  }
  .foo_bottom .con1300{
    display: block;
    height: 40px;
    overflow: hidden;
  }
  .foo_bottom .con1300 a{
    text-align: center;
  }
  .more {
    
    width: 100px;
    line-height: 30px;
  }
  .products .con1300 .list_ul .path{
    display: none;
  }
  .products .con1300{
    display: block;
  }
  .tab_type,
  .products .con1300 .list_ul ul li a p,
  .product_left{
    display: none;
  }
  .products .con1300 .list_ul ul{
    margin: 0;
  }
  .products .con1300 .list_ul ul li{
    width: 50%;
    padding: 5px;
  }
  .products .con1300 .list_ul ul li a .title{
    padding: 0;
    text-align: center;
  }
  .products .con1300 .list_ul ul li a h3{
    width: 100%;
  }
  .products_read .con1300 .pro_main{
    display: block;
    padding: 4% 10px;
  }
  .products_read .con1300 .pro_main .pro_info h1{
    font-size: 18px;
    line-height: 30px;
    padding: 10px 0;
  }
  .products_read .con1300 .pro_main .pro_info .other ul li{
    padding:0 5px;
  }
  .about .company .content{
    padding: 10px 5px;
  }
  .about .team .list_ul ul li{
    width: 100%;
  }
  .news .news_main .list_ul li a .img{
    display: none;
  }
  .news .news_main .list_ul li a .news_title{
    width: 100%;
    padding: 10px;
    box-sizing: border-box;
  }
  .news .news_main .list_ul{
    margin-top: -10px;
  }
  .news .news_main .list_ul li{
    width: 100%;
  }
  .news .news_main .list_ul li a{
    padding: 14px 0;
  }


  .news .news_main .list_ul li a .news_title .sum{
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    word-break: break-all;
    padding-bottom: 0;
  }
  .news_read .read_con{
    padding: 10px;
  }

  .culture .cul_top .cont{
    position: static;
    padding: 14px;
    height: auto;
  }
  .culture .culture_ul ul{
    padding: 5px;
  }
  .culture .culture_ul li{
    margin-bottom: 10px;
  }
  .contact .contact_info .info{
    display: block;
  }
  .contact .contact_info .info .cont{
    width: 100%;
    padding: 5px;
    box-sizing: border-box;
  }
  .contact .contact_info .info .cont h1{
    font-size: 20px;
  }
  .contact .contact_info .info .amap_box{
    width: 100%;
  }
  #amap_container{
    height: 200px;
  }
  .leave .mess_form{
    width: 100%;
  }
  .leave .mess_form p{
    display: block;
    margin-bottom: 0;
  }
  .leave .mess_form p input{
    width: 100%;
    margin-bottom: 10px;
  }
  .leave{
    padding: 4% 5px 5px 5px;
  }
}

@media (max-width:768px){

}