@media (min-width:1200px){

    .news_read .news_content{
      padding:0 3%;
    }
    .cc_book {
        padding: 2% 3%;
    }
    }
    @media (max-width:1200px){
     html{
        font-size: 50%;
      }
      .nav_pc .nav-link{
        padding:0 20px;
      }
    .index_ab .ab_con .sum{
      padding: 5px;
    }
    .appli ul .sum_box{
      padding: 20px;
    }
    .footer .foo_nav{
      display: none;
    }
    .about .ab_sum {
        
        line-height: 22px;
        font-size: 1.4rem;
    }
    .word{
      font-size: 20px;
      padding-top: 20%;
    }
    
    .head_nav{
      background:#000;
    }
    .banner{
      margin-top: 0%;
    }
    }
    
    
    @media (min-width:992px){
    .nav_m{
        display: none !important;
    }
    
    
    }
    
    
    @media (max-width:992px){
      html{
        font-size: 40%;
      }
      .about_us{
       display: block;
      }
    .about_left{
      width: 100%;
      display: block;
    }
    .about_right{
      width: 100%;
      display: block;
    }
    .about_us img{
      max-width: 100%;
      display: block;
      width: 100%;
    }
    .about_production {
      background: #fff;
      padding: 5% 0% 40% 5%;
    }
    .number_us {
      
      padding-top: 6%;
    }
    .header{
      
    }
    .header .container{
      overflow: hidden;
      display: table;
    }
    
    .header .en{
      /* display: table-cell;
      vertical-align: middle; */
      
    }
    
    .header .en a{
        display:inline;
        
        /* text-align: left; */
        /* width: 30px;  */
        
        overflow: hidden;
      
        
    }
    .word{
      font-size: 16px;
      padding-top: 86%;
    }
    .word p{
      height: 50px;
    }
    
      .header .logo{
       padding-left: 0;
       display: table-cell;
        float: none;
        line-height:80px;
        text-align: center;
        vertical-align: middle;
        
      }
    
       .header .logo img{
        display: inline;
        max-height:80px;
        margin:auto;
       }
    .nav_bar{
      display: table-cell;
      vertical-align: middle;
      text-align: right;
      
      
    }
    
      .nav_button{
        display: inline-block;
        max-width: 23px;
        height: 100%;
        line-height: 80px;
        
      }
    .nav_button span{
      display: inline-block;
      
      
    }
      .nav_pc{
        display: none;
      }
    .index_ab .ab_con{
      display: block;
    }
    .index_ab{
      background: none;
      
    }
    .index_ab .ab_con .img,
    .index_ab .ab_con .sum{
      display: block;
      width: 100%;
    
    }
    .index_ab .ab_con .sum{
      padding:2% 10px;
    }
    
    .appli ul .sum_box{
      padding: 10px;
    }
    .appli ul .sum{
      min-height: 100px;
    }
    
    .pub_left .treeview li{
      max-width: 82px;
      margin:0;
    }
    .recom_list,
    .service .recom{
      width: 100%;
      float: none;
      
    }
    .recom_list ul{
      padding-left: 0;
      background: none;
      overflow: hidden;
      padding-top: 3%;
    }
    .recom_list ul li{
      width: 50%;
      float: left;
      margin-bottom: 14px;
    }
    .recom_list ul h2{
      line-height: 24px;
    }
    
    #us{
      display: none;
    }
    .ten{
      display: block;
    }
    
    .news li h1{
      padding: 1% 0;
    }
    
    .news .time {
        padding: 1% 0;
    }
    .about .ab_img img{
      margin: 0 auto;
      padding-bottom: 2%;
    }
    .about .ab_sum,
    .about .ab_img{
      width: 100%;
      float: none;
      
    }
    .contact .info{
      line-height: 30px;
    }
    .process .sum,
    .process .img{
      width: 100%;
      float: none;
      
    }
    }
    
    
    @media (max-width:768px){
      .footer .foo_nav{
        display: none;
      }
      html{
        font-size: 30%;
      }
      .footer .index_con{
      overflow: hidden; 
        
      }
      .index_tit .more{
        padding:0 10px;
        line-height: 20px;
      }
      .index_case .case_sum{
        padding: 6%;
      }
      .foo-bottom a{
        display: inline-block;
      }
      .foo-bottom p{
        line-height: 24px;
        padding: 2% 0;
      }
    .appli ul .sum_box,
      .appli ul .img{
        display: block;
        width: 100%;
      }
    
      .appli ul .pc_show{
        display: none;
    }
    
    .appli ul .wap_show{
        display: block;
        margin-bottom: 2%;
    }
    
    .header .en a{
     
      margin-left: 48%;
      
    }
    
    .product_summary{
      font-size: 2px;
    }
    .appli ul .more{
      line-height: 30px;
    }
    
    .appli ul .sum_box{
      padding: 4% 10px;
    }
    
    .appli_type ul li{
      width: 50%;
    }
    .guide{
      background: none;
      padding-left: 0;
    }
    
    .pub_left .treeview,
    .case_type{
      display: block;
      width: 100%;
      text-align: center;
      
    }
    .case_type .type{
      display: inline-block;
    }
    
    .case_type .cn {
        font-size: 2.4rem;
    
    }
    .pub_left .treeview{
      padding: 6% 0;
    }
    .pub_left .treeview li{
      width: auto;
      margin:0 5px;
    }
    .pub_left .treeview a{
      line-height: 30px;
      padding:0 10px;
    }
    
    .case ul h1{
      line-height: 30px;
    }
    .case_read .img {
        width: 100%;
        float: none;
    }
      .case_read .sum {
        width: 100%;
        float: none;
    }
      
      .case_read h1 {
       
        padding-top:15px;
    }
    .honor ul,
    .purpose ul,
    .client ul,
    .case ul{
      margin:0 -4px;
    }
    .honor ul li,
    .purpose ul li,
    .client li,
    .case ul li{
      padding:0 4px;
    }
    
    .news .img{
      display: none;
    }
    
    .news .news_main{
      float: none;
      width: 100%;
      padding: 0;
    }
    .purpose li{
      width: 50%;
    }
    #about_left li{
      margin: 0;
    }
    #about_left li a{
      padding: 0 2px;
        font-size: 12px;
    }
    
    #map{
      width: 100%;
      float: none;
      height: 200px;
    }
    .contact .info{
      width: 100%;
      float: none;
      margin: 2% 0;
      height: 100%;
      padding: 2% ;
    }
    .message .mess_input input{
      width: 100%;
      margin-bottom: 2%;
      line-height: 26px;
    }
    .message textarea{
      line-height: 26px;
    }
    .message .submit input{
      max-width: 70%;
      line-height: 40px;
    }
    }
    
    @media (max-width:400px){
    .adress{
      display: block;
      padding-left: 43%;
    }
    
    }
    @media (max-width:650px){
      .word{
        padding-top: 86%;
        font-size: 14px;
      }
    .word p{
     height: 42px;
    }
    .about_cooperation_bot {
      padding-top: 4%;
    
    }
    .about_company {
      display: block;
    }
    .about_lianhong{
      width: 100%;
      top:50%;
    }
    .about_write{
      width: 100%;
    }
    .about_honor {
      display: block;
    }
    .about_honor_imglist{
      width: 100%;
    }
    .about_honor_write{
      width: 100%;
    }
    }
    
    @media (max-width:500px){
      .word{
        padding-top: 0%;
        font-size: 12px;
      }
    .word p{
     height: 42px;
    }
    .index_scenario_img{
      width: 100%;
    }
    .index_scenario{
      display: block;
    
    }
    .index_scenario_content{
      width: 100%;
    }
    
    
    }