@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;

  }

  .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;

  }



 

  .table-responsive td{ font-size: 14px;}

}

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

  .container {

    max-width: 1200px;

  }

  .nav-menu ul li {

    width: auto;

    padding: 0;

  }

  .top-box .logo img {

    max-height: 42px;

  }



  .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;

  }

  .main_title p {

    font-size: 34px;

  }

  .zyzs-content b{ font-size: 28px;}

  .service-con .ser-item{ padding: 60px 10px;}

  .foot .ft_logo p {

    font-size: 24px;

  }

  .foot .ft_logo img {



    height: 52px;

}

.foot{ padding: 30px 0;}

}

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

   

  .jiant {

    display: none;

  }

  #header.header-transparent{ background:#fff; height: 50px;}

  #header.header-scrolled .top-box .logo{ height: 50px;}

  .top-box .logo{ height:50px;}

  

  #header{ position: relative;}

  .mobile-nav-toggle{ background:none;}

  .mobile-nav-toggle i{font-size: 22px; height: 30px; width: 30px; color: #000;  line-height: 30px;}

  .top-box .logo img{ max-height: 28px;}

  #header.header-scrolled .top-box .logo img{max-height: 28px}

  /*头部*/

  .back-to-top {

    display: none !important;

  }

  .top-box {

    padding: 0;

  }

  .sl{ padding: 30px 0;}

.head_right{ padding-right: 55px;}



  #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;

  }

 

  .mobile-nav-toggle {

    top: 13px;

  }

  .top-box .top_tel {

    display: none;

  }

  .top-box .logo {

    justify-content: flex-start;

    padding-left: 10px;

  }

  .top-box .logo img {

    max-height: 40px;

  }

  #header.header-scrolled .top-box .logo img{max-height: 38px}

  .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;

  }

  /*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;

  }

 

  .scroll {

    display: none;

  }

  

  .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;

  }

  .copyright .container {

    flex-direction: column;

  }

  .foot .ft-nav .ft-nav-list dt {

    border: none;

    margin-bottom: 0;

  }

  .zyzs-list{ width: 100%;}

  .zyzs{justify-content: center; width: 50%; float: left;}

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

  .foot .ft_logo{ width: 100%; text-align: center;}

  .foot .ft_logo img{ margin-left: auto; margin-right: auto;}

  .foot .ft-nav .ft-nav-list{ width: 100%; margin-top: 10px;}

  .foot .ft_logo b{ margin-top: 10px;}

  .foot .ft-nav .ft-nav-list dl:last-child dd img{ width: auto;}

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

  .inbanner{ margin-top: 20px;}

 

.tj_tu { flex-direction: column;}

.tj_tu .main_title{ width: 100%;}

.tj_tu .pro_con{ width: 100%; margin-top: 40px;}

.pad_120{ padding: 30px 0;}



.foot{ padding: 30px 0;}

.foot .ft-nav .ft-nav-list dt{font-size: 18px; padding-bottom: 10px;}

.main_title p{ font-size: 30px;}

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

.main_title div i{ margin-top: 10px; font-size: 16px;}

.main_title div i b{ font-size: 20px; padding: 0 5px;}

.more {

  height: 40px;

  display: inline-block;

  font-size: 14px;

  line-height: 40px;

  font-family: Arial;

  text-align: center;

  width: 120px;

  color: #D41A1F;

  border: 1px solid #D41A1F;

  margin-top: 15px!important;

  position: relative;

  transition: all .3s;

  z-index: 1;

}

.main_title{ text-align: center;}

.main_title p::before{ left: calc(50% - 27px); height: 3px;}

.main_title div i {

  display: inline-block;

  margin:20px 10px;

}

.sl .swiper-button-next,.sl .swiper-button-prev{ width: 40px; height: 40px; line-height: 40px;}

.xcal .swiper-slide .inner-con p i{ background: none; color: #D41A1F;}

.xcal .swiper-slide .inner-con p{ padding: 5px;}

.an_case_mid .hover{ top:0}

.an_case_mid .hover p{ display: none;}



.pj .swiper-button-next,.pj .swiper-button-prev{   

   z-index: 99;

  width: 130px;

  font-size: 16px;

  line-height: 45px;

  height: 45px;}

  .pj .swiper-pagination{ bottom: 20px;}

  .news-one {

    width: calc(33.33% - 10px);

    padding-bottom: 25px;

    border-bottom: 1px solid #dedede;

    position: relative;

    margin-right: 10px;

    margin-top: 15px;

    margin-bottom: 15px;

    background: #F7F7F7;

}

.news_info a {

  display: block;

  padding: 13px 10px;

  background: #f7f7f7;

  margin-bottom: 20px;

  transition: all .3s;

  width: calc(33.33% - 10px);

  margin-right: 10px;

  position: relative;

}

.foot .ft_logo p{ margin-top: 10px; font-size: 20px;}

.foot .ft-nav .ft-nav-list dl{ margin-top: 10px;}

.foot .ft-nav .ft-nav-list dd p{ margin-bottom: 8px; font-size: 14px;}

.an_case_mid .hover{ padding: 10px;}

.an_case_mid .hover h4{ font-size: 14px; line-height: 24px;}

.product_box{ flex-direction: column;}

.pro_con{ width: 100%; margin-top: 30px;}

.pro_tu{ width: 100%; margin-top: 10px;}

.ab_con{ flex-direction: column;}

.ab_tu{ width: 100%;}

.pinpai{ margin-top: 20px;}

.pinpai .pinpai-text{ width: 100%; }

.pinpai .swiper-num{ color: #333;}

.pinpai .pinpai-imgbox{ width: calc(100% - 20px); margin: 0 10px;}

.pinpaigs { margin: 0 10px;}

.pinpai .pinpai-h {

    font-size: 18px;

    font-weight: bold;

    overflow: hidden;

    margin-top: 20px;

    margin-bottom: 20px;

}

.pinpai .swiper-num{ display: none;}

.pinpai .swiper-pagination-bullet{ opacity: 5;}

.zzsc .tab a{ font-size: 18px;}

.ys_list_left b{ font-size: 32px;}

.ys_list_left {

    float: left;

    width:100%;

    padding: 10px 0;

    line-height: 24px;

    font-size: 14px;

    color: #585657;

}

.ys_list_right {

  width: 100%;

}

.zzsc .co > ul{ padding: 20px;}

}

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

  /*头部*/

 

  .top-box .logo {

    justify-content: flex-start;

  }

  .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;

  }

  .news_content .day span {

    font-size: 24px;

  }

  .main_title p {

    font-size: 28px;

  }

  .mobile-nav-toggle {

    top: 10px

  }

  .foot {

    padding: 30px 0;

  }

  .scsl-box li {

    position: relative;

    width: calc(50% - 20px);

    margin: 10px;

  }

 

  .mobile-nav-toggle{ background:none;}

  .mobile-nav-toggle i{font-size: 22px; height: 30px; width: 30px; color: #000;  line-height: 30px;}

  .top-box .logo img{ max-height: 28px;}

  #header.header-scrolled .top-box .logo img{max-height: 28px}

.service-con{ flex-wrap: wrap;}

.service-con .ser-item{ flex: auto; width: 50%; padding: 30px 10px;}

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



.foot .ft-nav .ft-nav-list dd p {

  margin-bottom: 5px;

  padding: 0 10px;

}

.foot .ft-nav .ft-nav-list dd p span{ display: block;}

.foot .ft-nav .ft-nav-list dt{ padding-bottom: 10px; margin-top: 10px;}

.about_fr .ab_txt {

  font-size: 14px;

}

.main_title{ text-align: center;}

.main_title p::before{ left: calc(50% - 25px); height: 2px; right: auto; margin: 0 auto;}

.zyzs-list{ margin-top: 0;}

.about_fr .ab_txt{ margin-top: 10px;}

.ab_img img{ border-radius: 20px;}

.tj_tu .pro_con p{ font-size: 14px;}

.news-box{ flex-direction: column; margin:0 10px;}

.news-one {

  width: 100%;

  padding-bottom: 25px;

  border-bottom: 1px solid #dedede;

  position: relative;

  margin-right: 0px;

  margin-top: 10px;

  margin-bottom: 10px;

  background: #F7F7F7;

}

.news_info{ margin: 0 10px;}

.news_info a {

  display: block;

  padding: 10px;

  background: #f7f7f7;

  margin-bottom: 10px;

  transition: all .3s;

  width: 100%;

  margin-right: 0px;

  position: relative;

}

.zyzs-content p{ font-size: 14px;}

.tj_tu .pro_con{ margin-top: 20px;}

.pj .swiper-button-next {

  top: calc(100% - 60px);

  right: 0;

}

.pj .swiper-button-prev{ left: 0;}

.pj .swiper-button-next, .pj .swiper-button-prev {

  width: 90px;

  height: 35px;

  line-height: 35px;

}

.pj .swiper-pagination{ bottom: 26px;}

.news-one b {

  display: block;

  padding: 10px ;

  font-size: 16px;

  margin-top: 5px;

  color: #333;

}

.news-one p {

  font-size: 14px;

  color: #666;

  line-height: 24px;

  padding: 0 10px;

}

.news-one em{ padding: 0 10px;}

.an_case_mid .hover h4{ display: none;}

.an_case_mid .default{ position: relative;}

.an_case_mid .hover{ display: none;}



.an_case .pj .swiper-slide:hover .default{opacity: 1; bottom:0%; }

.an_case_mid .main_title{ font-size: 14px;}

.ys_case_bg {

    display: none;

  }



  .ys_case {

    height: 100%;

  }



  .case {

    height: 100%;

  }



  .ys_case .case-slide.active {

    top: 0;

    opacity: 1 !important;

  }



  .ys_case .case-slide {



    width: 100%;

    float: none;

    margin: 20px 0px;

    z-index: 9;

    position: relative;

    opacity: 1;

    height: 100%;

  }



  .ys_case_mid .hover {

    opacity: 1;

  }



  .case {

    margin-top: 30px;

  }



  .ys_case_mid {

    height: 100%;

    margin: 0 10px;

  }



  .ys_case_mid .hover {

    position: relative;

    border-radius: 0;

     background: rgba(21,74,150, 1);

  }



  .ys_case_mid .default {

    display: none;

  }



  .ys_case {

    margin-top: 0;

  }

.fot_bg .main_title p{ font-size: 18px;}

.main_title p b{ font-size: 20px;}

.fot_bg .main_title span{ font-size: 14px;}

}

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

  #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;

    font-size: 24px;

  }

  .main_title p b {

    font-size: 22px;

  }

  .about_fr {

    margin: 20px 0;

  }

  .main_title span {

    font-size: 16px;

  }



 

  .copyright {

    font-size: 14px;

  }

.service-con{ margin-top: 30px;}

.service-con .ser-item {

  flex: auto;

  width: 100%;

  padding:20px 10px;

}

.service-con .ser-item b{ font-size: 20px; margin: 10px;}

.service-con .ser-item p{ font-size: 14px;}



  .main_title p{ text-align: center;}

  .sl .swiper-button-next{right: 10px; left: auto;}

   .sl .swiper-button-prev{ left: 10px}

   .pro_con p{ font-size: 14px;}

   .pro_con i{ font-size: 14px;}

.pro_tu img{ border-radius: 10px;}

.ys_case_mid .hover h4{ font-size: 20px;}

.ys_case_mid .hover p{ font-size: 14px;}

.ys_case_mid .hover{ padding:10px}

 

}

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

 

  .headerBotRig {

    top: 9px

  }

  .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%

  }

  .news_content .day span {

    font-size: 15px;

  }

  .news_content .day p {

    font-size: 16px;

  }

 

  .zyzs-content b{ font-size: 22px;}

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



.foot .ft_logo p{ display: none;}

.ftb .txt p{ width: auto; height: auto; background: none; border: none;}

.ftb .container{ width: auto; height: auto; border: none;}

.foot .ft_logo img{ height: 50px;}

.foot .ft-nav .ft-nav-list dt{ font-size: 16px;}

.zzsc .tab a{ font-size: 14px;}

.ys_list_left b{ font-size: 20px; margin-top: 0;}

.co li b::before{ font-size: 50px;}

.ys_list_left p{ font-size: 14px;}

}