@media (min-width: 1921px) {

  .container {

    max-width: 1580px;

  }

}



@media (max-width: 1920px) {

  .container {

    max-width: 1580px;

  }

}



@media (max-width: 1680px) {

  .container {

    max-width: 1320px;

  }

  .nav-menu a{ padding: 0 10px;}

  .top-box .logo {

    flex: 2;

  }

  .cpfl .pro_nav a { width: 20%;}

  .top-box .top_tel{ font-size: 20px;}

}



@media screen and (max-width:1440px) {

  .container {

    max-width: 1280px;

  }

  .nav-menu a { padding: 0 10px;}

  #banner .swiper-button {

    display: none;

  }

  .top-box .top_tel { padding: 0 10px;}



}



@media screen and (max-width:1280px) {

  .container {

    max-width: 1200px;

  }



  .nav-menu ul li {

    width: auto;

    padding: 0;

  }



  .top-box .logo img {

    max-height: 50px;

  }

  .scsl-box li .cont_tit span{ bottom: 15px;}

  .scsl-box li .cont_tit span img{ height: 30px;}

  .scsl-box li .cont_tit span i{ font-size: 18px;}

  .pro_list a{ padding: 10px;}

  .about_fr{ width: 100%;}

  .h_language{ padding: 0 8px;}

  .nav-menu a{ padding: 0 3px;}

  .slide_nav {

    width: 20%;

    padding-left: 1%;

    margin-top: 40px;

}

.top-box .logo {

  padding-left: 5px;

}

.top-box .top_tel {

  margin-left: 0;

}

.ys li .ar_title b {

  padding-left: 10px;

  font-size: 26px;

}

}



@media screen and (max-width:990px) {

.jiant { display: none;}

.h_language { display: none;}

  /*头部*/

  .back-to-top {

    display: none !important;

  }

  .top-box{ padding: 0;}

  .change-language {

    display: none;

  }

  #header.header-scrolled{ background: #fff;}

  .headerBotRig {

    position: fixed;

    right: 70px;

    top: 15px;

    z-index: 999 !important;

}

#banner .pc_banner { display: none;}

#banner .mob_banner { display: block;}

  #header {

    height: 70px;

    position: relative;





  }

  .mobile-nav-toggle {

    top:13px;

  }

  .top-box .top_tel{ display: none;}

  .top-box .logo {

    justify-content: flex-start;

    height: 70px;

    padding-left: 10px;

  }



  .top-box .logo img {

    max-height: 55px;

  }



  .top-box .logo .logo-tu2 {

    display: block;

  }



  .top-box .logo .logo-tu1 {

    display: none;

  }

  .top-box { background: #fff;}

  #header.header-scrolled .top-box { background: #fff;}

  .cpfl .pro_nav { display: none;}

  .cpfl .main_title{ text-align: center; width: 100%;}

  #case .swiper-slide img{ height: 240px;}

  /*banner*/



  #banner .swiper-button {

    display: none;

  }



  #banner .swiper-container-horizontal>.swiper-pagination-bullets,

  .swiper-pagination-custom,

  .swiper-pagination-fraction {

    bottom: 10px;



  }



  #banner .swiper-slide .pcimg {

    display: none !important;

  }



  #banner .swiper-slide .mobimg {

    display: block !important;

  }



  /*about*/

 

  .about-box {

    flex-direction: column;

  }



  .about_fl {

    width: 100%;

    padding-right: 0;

  }



  .about_fr {

    width: 100%;

  }





  .mobile-nav .drop-down li a img {

    display: none;

  }



  .pad_80 {

    padding: 30px 0;

  }



  .footer-list2 {

    display: none;

  }



  .main_title p b {

    font-size: 32px;

  }



  .main_title2 b {

    font-size: 24px;

  }



  .mobile-body-mask {

    width: 100%;

    height: 100vh;

    background: rgba(0, 0, 0, 0.6);

    position: fixed;

    left: 0;

    top: 0;

    z-index: 999

  }



  .mobile-ico-close {

    width: 30px;

    height: 30px;

    background: #fff url(../images/close1.png) center center no-repeat;

    background-size: 50% auto;

    position: absolute;

    right: -35px;

    top: 0;

  }



 



  .mobile-head-items {

    position: fixed;

    top: 0;

    right: 0px;

    background: #000;

    width: 100%;

    height: 35px;

    line-height: 35px;

    text-align: left;

    display: block;

    z-index: 995;

    font-size: 24px;

    line-height: 35px;

  }



  .mobile-head-items .title {

    margin-top: 3px;

  }



  .mobile-head-item {

    float: right;

    width: 45px;

  }



  .mobile-head-item.mobile-head-aside {

    float: right

  }



  .mobile-head-item .title {

    width: 100%;

    height: 25px;

    line-height: 25px;

    overflow: hidden;

    text-align: center;

    color: #fff;

    cursor: pointer;

  }



  .mobile-head-item .title a {

    position: relative;

    display: block;

    color: #FFF;

  }



  .mobile-head-item .main-content-wrap {

    background: #FFF;

    top: 0;

    display: block;

    z-index: 99999;

  }



  .mobile-head-item .main-content-wrap .content-wrap {

    overflow-y: auto;

    height: 100%;

    padding: 15px 10px;

    background-color: #fff;

  }



  .mobile-head-item .main-content-wrap.middle-content-wrap .content-wrap {

    overflow-y: hidden;

  }



  .mobile-head-item .side-content-wrap {

    position: fixed;

    display: block;

    left: -70%;

    width: 70%;

    height: 100%;

    top: 105px;

  }



  .mobile-head-item .middle-content-wrap {

    position: absolute;

    left: 0;

    width: 100%;

    height: auto;

    padding: 20px 0;

    opacity: 0;

    visibility: hidden;

  }



  .mobile-head-item .middle-show-content-wrap {

    top: 30px;

    visibility: visible;

    opacity: 1;

  }



  .pro_list a {

    position: relative;

    background: #fff;

    z-index: 1;

    padding: 10px;

    margin: 10px;

    width: calc(50% - 20px);

    overflow: hidden;

  }

 

  .scroll{ display: none;}

  .zyzs-content b { font-size: 30px;}

  .zyzs {

    width: calc(50% - 20px);   margin: 10px;}

    .main_title span{ font-size: 20px;}

    .zyzs .item::before {
      width: 0;
      height: 0;
      content: "";
    
      transition: 0.5s;
      position: absolute;
      right: 0;
      bottom: -20px;
    }
    
    .zyzs .item::after {
      width: 0;
      height: 0;
      content: "";
    
      transition: 0.5s;
      position: absolute;
      top: -20px;
      left: 0;
    }
    
    .zyzs:hover .item::before {
      width: 50%;
      height:calc(50% + 20px);
      background:none;
      z-index: 1;
    }
    
    .zyzs:hover .item::after {
      width: 50%;
      height:calc(50% + 20px);
      background:none;
      z-index: 1;
    }
    
    .zyzs:hover:before {
      width: 50%;
      height:50%;
      background:none;
      z-index: 1;
    }
    
    .zyzs:hover:after {
      width: 50%;
      height:50%;
      background:none;
      z-index: 1;
    }
    .zyzs:hover b,.zyzs:hover p { color: #145F83;}
    .pro_txt b{ font-size: 16px;}
  .ys ul {

    flex-wrap: wrap;

    height: 100%;

    align-items: stretch;

  }





 



  .ys li {

    position: relative;

    overflow: visible;

    height: auto;



    width: calc(50% - 10px) !important;

    border-right: 0;

    margin: 5px;

    background: #f1f1f1;

  }



  .ys li .img_ar {

    height: auto !important;

    width: 100% !important;

  }



  .ys li .dec_ar {

    opacity: 1;

    height: 100%;

    position: relative;

    flex-direction: column;

  }



  .ys {

    height: auto !important;

    padding: 0 10px;

  }



  .ys li .dec_ar div,

  .ys li .dec_ar p {

    width: 100%;

  }



  .ys li .dec_ar p {

    display: block;

    background: #f1f1f1;

  }

  .news_box{ flex-direction: column;}

  .news_fl{ width: 100%; padding-right: 0;}

  .news_fr {

    width: 100%;

    padding-left: 0;

    margin-top: 20px;

}

.foot .ft-nav .ft-nav-list dl:first-child{ display: none;}

.foot .ft-nav .ft-nav-list{ flex-direction: column;}

.foot .ft-nav .ft-nav-list dl{ width: 100%!important;}

.foot .ft-nav .ft-nav-list dt{ text-align: center;}

.foot .ft-nav .ft-nav-list dl:nth-child(2) dd p{ width: 100%; text-align: center;}

.foot .ft-nav .ft-nav-list dl:last-child dd p{ width: 100%;}

.foot .ft-nav .ft-nav-list dl:last-child dd img { margin: 0px auto; max-width: 150px;}

.copyright .container{ flex-direction: column;}

.foot .ft-nav .ft-nav-list dt{ border: none; margin-bottom: 0;}
.ys-box li {
  position: relative;
  overflow: hidden;
  width: calc(50% - 20px);
  margin: 10px;
}
.jspt ul li p img{ height: 60px!important;}
}



@media screen and (max-width:768px) {



  /*头部*/

  #header {

    height: 60px;

  }



  .top-box .logo {

    justify-content: flex-start;

    height: 60px;

  }



  .top-box .logo img {

    max-height: 45px;

  }







  .product_con {

    padding: 10px;



  }





  .footer-copyright {

    padding: 10px 0 ;

  }



  .footer-main {

    padding-bottom: 20px;

  }



  .product {



    margin-top: 0px;

  }



  /*about*/



  .about_txt {

    font-size: 15px;

    line-height: 24px;

    margin: 15px auto;

    width: 88%;



  }



  .ab_list2 {



    margin-top: 30px;



  }



  .banner-slide-content .title {

    font-size: 20px;

    line-height: 32px;

    font-weight: 500;

    color: #fff;

    display: block;

    margin-bottom: 15px;

    letter-spacing: -0.25px;

    text-transform: capitalize;

  }





  .banner-slide-content p {



    font-size: 18px;

    font-family: "Poppins", sans-serif;

    color: #fff;



  }



  .about_fl p {

    margin: 0;

  }



  .bottom_nav {

    display: block;

  }



  .bottom_nav a span {

    margin: 0;

  }



  .bottom_nav a {

    flex-direction: column;

  }



  .bottom_nav a img {

    width: 26px;

  }



  .copyright {

    padding: 20px 0 ;

  }



  .copyright i {

    float: none;

  }



  .mobile-nav a {

    height: auto;



  }



  .mobile-nav .drop-down li a {

    background: url(../images/jt.png) no-repeat left;



  }





  .product {

    flex-direction: column;

  }



  .pro_fl {

    width: 100%;

  }

  .pro_fr {

    width: 100%;

    margin-top: 20px;

  }

  .pro_fr .pro_box {

    width: 100%;

    margin-left: 0;

  }

  .news_content .day span { font-size: 24px;}

.main_title p{ font-size: 24px;}

#case .swiper-slide img{ height: 200px;}

.mobile-nav-toggle { top:10px}

.zyzs{ padding: 20px;}

.ys-box li {

  position: relative;

  overflow: hidden;

  width: calc(50% - 20px);

  margin: 10px;

}

.jspt ul li {

 padding: 0;

  margin: 5px;

  width: calc(50% - 10px);}

  .foot{ padding: 30px 0;}

  .scsl-box li {

    position: relative;

    width: calc(50% - 20px);

    margin: 10px;

}

.news-two ul li {

  width: 50%;

}

.jspt ul li p img{ height: 50px;}
.ys_case_mid .hover p{ height: 150px;}
}



@media screen and (max-width:640px) {



  .main_title {

    padding: 5px;

  }



  #banner .swiper-slide .container {

    position: absolute;

    left: 0;

    right: 0;

    top: 33%;

    bottom: 0;

    margin: 0 auto;

  }



  .banner-slide-content .title {

    font-size: 16px;

    line-height: 28px;

    font-weight: 500;

    color: #fff;

    display: block;

    margin-bottom: 10px;



  }

  .banner-slide-content p {



    font-size: 14px;

    font-family: "Poppins", sans-serif;

    color: #fff;

  }

  .main_title p {

    margin-bottom: 8px;

  }





  .main_title p b {

    font-size: 28px;

  }

  .about_fr{ margin: 20px 0;}

  

  .main_title span{ font-size: 16px;}

  .ys li {

    position: relative;

    overflow: visible;

    height: auto;

  

    width: 100% !important;

    border-right: 0;

    margin: 5px 0;

    background: #f1f1f1;

  }

  #case .swiper-slide img { height: 180px;}

  .news_content a{ margin-right: 0;}

  .news_info a b{ margin-bottom: 10px;}

  .news_info a p{ padding: 10px 0;}

  .news_content .newscon b{ font-size: 16px;}

  .foot{ padding: 30px 0;}

  .scsl-box{ margin-top: 20px;}

  .product-box{ margin-top: 10px;}

  .about_fr .ab_txt{ margin-top: 20px!important;}

  .zyzs-icon{ margin-top:20px;}

  .linyu{ padding-top: 30px;}

  .jspt ul{ margin-top: 20px;}

  .jspt ul li i{ font-size: 20px;}

  .hz_con .hz_list p{ font-size: 14px;}

  .news-box{ flex-wrap: wrap;}

  .news-fr {

    width: 100%;

    margin-right: 0%;

  

  }

  .news-fl{ width: 100%; margin-top: 20px;}

  .news-two ul li{ width: 100%;}

  .news-two a{ padding: 20px 0;}

  .copyright{ font-size: 14px;}

  .hz_con .hz_list {

    width: calc(50% - 20px);

    margin: 10px;

}
.sl .gallery-thumbs .swiper-slide {
  height: 40px;
  line-height: 40px;
  width: calc(33% - 10px)!important;
  cursor: pointer;
  text-align: center;
  font-size: 14px;
  margin: 0;
}
.ys_case_mid .default{ display:none;}
.hover{ position: relative; opacity: 1;}
.ys_case_mid .hover h4{ font-size: 20px; padding-bottom: 10px; margin-bottom: 10px;}
.ys-box li {
  position: relative;
  overflow: hidden;
  width: 100%;
  margin: 10px 0;
}
.ys_case_mid .hover p{ height: auto;}
.sl .gallery-thumbs .swiper-slide a{ font-size: 14px;}

} 



@media screen and (max-width:480px) {

  #header {

    height: 50px;

  }



  .mobile-nav-toggle {

    top: 8px

  }

  .headerBotRig { top:9px}

  .top-box .logo {

    justify-content: flex-start;

    height: 50px;

  }

  

  .top-box .logo img {

    max-height: 40px;

  }

  

  .mobile-nav-toggle i {

    width: 34px;

    height: 34px;

    line-height: 34px;



  }

  .about-box {

    flex-direction: column;

  }

  .about_fl {

    width: 100%;

    padding: 0;

  }

  .banner-slide-content p {

    margin-top: 0;

    font-size: 12px;

  }

  .banner-slide-content .title {

    font-size: 14px;

    line-height: 24px;

  }

  #banner .swiper-slide .container {

    top: 13%

  }

  #case .swiper-slide img{ height: 170px;}

  .news_content .day span{ font-size: 15px;}

  .news_content .day p{ font-size: 16px;}

  .zyzs{ padding: 0; background: none;}

  .zyzs-content p{ color: #fff;}

  .scsl-box li .cont_tit span img{ display: none;}
  .scsl-box li .cont_tit span {
    bottom: 0;
  }
}

@media screen and (max-width:360px){

  #case .swiper-slide img{ height: 150px;}

}