@media (min-width: 981px) {
  .banner .swiper-slide {
    background: none;
  }
  .contact .contbox1 li:nth-last-child(1), .contact .contbox1 li:nth-last-child(2) {
    border-bottom: 1px solid #ccd1d9;
  }
  .case-detail .col1 ul {
    position: sticky;
    top: 1.4rem;
    z-index: 21;
  }
}

@media (max-width: 1680px) {
  .header .nav > ul > li {
    margin: 0 0.6rem;
  }
  .header .nav .lang {
    margin-right: 0.6rem;
  }
}

@media (max-width: 1400px) {
  .header .nav > ul > li {
    margin: 0 0.45rem;
  }
  .header .nav .lang {
    margin-right: 0.45rem;
  }
  .subcat li {
    margin-left: 0.5rem;
  }
}

@media (max-width: 1200px) {
  .about .about3 .contbox .circle {
    transform: scale(0.8);
  }
}

@media (max-width: 980px) {
  .tkg {
    height: 55px;
  }
  .scrollto {
    padding-top: 55px;
    margin-top: -55px;
  }
  .header {
    padding: 0 !important;
  }
  .headerm {
    padding: 0 15px;
    position: relative;
    height: 55px;
    z-index: 23;
  }
  .headerm .logo {
    margin-top: 0.05rem;
  }
  .headerm .logo img {
    width: 0.35rem;
  }
  .big-nav {
    position: fixed;
    z-index: 9999;
    top: 0;
    right: -100%;
    background-size: cover;
    opacity: 0;
    visibility: hidden;
    transition: 0.3s;
    height: auto;
    width: 100%;
    overflow-y: auto;
  }
  .big-nav .scroll {
    width: 100%;
    position: fixed;
    top: 55px;
    z-index: 22;
    background: #fff;
    padding-bottom: 0.15rem;
    height: 100%;
    overflow-y: auto;
  }
  .big-nav .scroll::-webkit-scrollbar {
    width: 0;
    height: 5px;
  }
  .big-nav .scroll li {
    width: 100%;
    text-align: left;
    padding-top: 0;
    border-bottom: rgba(51, 51, 51, 0.1) solid 1px;
  }
  .big-nav .scroll li a {
    color: #333;
    font-size: 0.22rem;
    padding: 0.2rem 0.15rem;
    position: relative;
    display: block;
  }
  .big-nav .scroll li a.v1::after, .big-nav .scroll li a.s1::after {
    display: block;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 0.25rem;
    text-align: center;
    right: 15px;
    font-size: 0.14rem;
    font-family: "iconfont" !important;
    content: "\e613";
    z-index: 2;
    font-weight: bold;
    color: #666;
    transition: 0.3s;
  }
  .big-nav .scroll li a.s1::after {
    right: 0;
  }
  .big-nav .scroll li ul {
    padding: 0 0.15rem 0.15rem 0.3rem;
    display: none;
  }
  .big-nav .scroll li ul li {
    width: 100%;
  }
  .big-nav .scroll li ul li a {
    display: block;
    font-weight: normal;
    padding: 0.17rem 0;
    font-size: 0.21rem;
  }
  .big-nav .scroll li ul li:last-child {
    border-bottom: 0;
  }
  .big-nav .scroll li .v2 li > .v1::after {
    right: 5px;
    content: "\e613";
  }
  .big-nav .scroll li .v2 li.on > .v1::after {
    content: "\e632";
  }
  .big-nav .scroll li .v2 li .sub1 {
    padding-right: 0;
  }
  .big-nav .scroll li.on .v1::after {
    content: "\e632";
  }
  .navShow .big-nav {
    opacity: 1;
    visibility: visible;
    right: 0;
  }
  .fix .menuBtn b,
  .header2 .menuBtn b {
    background: #000;
  }
  .idx4 .item .item-desc {
    opacity: 1 !important;
    visibility: visible !important;
  }
  .footer .ft1 {
    padding: 0.3rem 0 0 0;
  }
  .footer .ft1 .col1 {
    width: 100%;
    padding: 0 0 0.2rem 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .footer .ft1 .col1 .logo {
    padding-left: 0;
    margin-bottom: 0;
  }
  .footer .ft1 .col1 .logo img {
    width: 0.5rem;
  }
  .footer .ft1 .col1 .share li {
    margin: 0 0 0 0.25rem;
  }
  .footer .ft1 .col1 .share li a > img {
    width: 0.28rem;
  }
  .footer .ft1 .col2 {
    padding: 0.25rem 0;
  }
  .footer .ft1 .col2 .ft-nav li {
    width: 100%;
    margin: 0.12rem 0;
  }
  .footer .ft1 .col2 .ft-nav li .v2 {
    margin-top: 0;
  }
  .footer .ft1 .col2 .ft-nav li .v2 li {
    width: 33.33%;
    float: left;
  }
  .footer .copyright {
    font-size: 0.16rem;
    padding: 0.2rem 0;
  }
  .banner {
    height: 65vh;
  }
  .banner .slide-img {
    display: none;
  }
  .banner .swiper-slide .slide-txt {
    bottom: 1.2rem;
  }
  .banner .swp-dot {
    bottom: 0.25rem;
    padding: 0 15px;
  }
  .banner .swiper-progress .progress-bar {
    width: 1.65rem;
  }
  .idx-type {
    padding-left: 0;
    margin-bottom: 0.25rem;
    position: relative;
  }
  .idx-type .idx-line {
    position: absolute;
    left: 0;
    top: -0.06rem;
    width: 0.35rem;
    height: 0.03rem;
    background: #296139;
  }
  .arrow i {
    width: 0.3rem;
    height: 0.2rem;
  }
  .idx1 .idx1-box1 .idx1-box1_right {
    width: 100%;
    margin: 0.5rem 0;
    margin-left: 0;
    display: none;
  }
  .idx1 .idx1-box2 {
    margin-top: 0.25rem;
  }
  .idx1 .idx1-box2 ul {
    margin: 0 !important;
  }
  .idx1 .idx1-box2 li {
    padding: 0 !important;
  }
  .idx1 .idx1-box2 li .item {
    padding: 0.35rem 0 0.35rem;
  }
  .idx1 .idx1-box2 li .item .num .plus {
  font-size: 0.35rem;
  color: #296139;
  font-weight: normal;
  position: relative;
  top: -0.3rem;
  }
  
  .idx2 .idx2-content {
    flex-wrap: wrap;
  }
  .idx2 .idx2-left {
    width: 100%;
    margin-bottom: 0.3rem;
  }
  .idx2 .idx2-right {
    width: 100%;
    margin-left: 0;
  }
  .idx3 .idx-type {
    align-items: flex-end;
  }
  .idx3 .idx-type .link {
    margin-bottom: 0.06rem;
  }
  .idx3 .subcat {
    margin-top: 0.3rem;
    padding-left: 0;
  }
  .idx3 .subcat ul {
    justify-content: center;
    width: 100%;
  }
  .idx3 .tabcont .item {
    flex-wrap: wrap;
    padding: 0.2rem 0.15rem;
  }
  .idx3 .tabcont .item .col1 {
    width: 100%;
    display: block !important;
  }
  .idx3 .tabcont .item .col2 {
    width: 100%;
    flex: auto;
  }
  .idx3 .tabcont .item .col2 .fitImg2 {
    height: 0;
    padding-top: 66.66%;
  }
  .idx3 .tabcont .arrow {
    display: none;
  }
  .idx4 .slides {
    padding: 0 0.3rem;
  }
  .idx4 .slides .item {
    padding: 0.2rem;
    min-height: 4.5rem;
  }
  .idx4 .arrow {
    opacity: 1;
  }
  .idx4 .arrow.prev {
    left: 0;
  }
  .idx4 .arrow.next {
    right: 0;
  }
  .idx5 .form-type {
    margin-bottom: 0.2rem;
  }
  .idx5 .idx5-form .btn {
    margin-top: 0.06rem;
  }
  .idx5 .idx5-info {
    padding-top: 0.1rem;
  }
  .idx5 .idx5-info .dd li {
    margin-bottom: 0.15rem;
  }
  .idx5 .idx5-info .dd li .icon img {
    width: 0.32rem;
  }
  .crumbs {
    padding: 0.35rem 0 0.2rem;
  }
  .box-shadow {
    box-shadow: 0px 0px 0.12rem rgba(0, 0, 0, 0.15);
  }
  .news .news-box1 .info {
    padding: 0.35rem;
  }
  .news .news-box1 .info .desc {
    margin-bottom: 0.25rem;
  }
  .news .news-list li .item {
    padding: 0.3rem;
    min-height: auto;
    margin-bottom: 0.15rem;
  }
  .news .news-list li .item .item-tit {
    margin: 0.2rem 0;
  }
  .news .news-list li .item .item-desc {
    opacity: 1 !important;
    visibility: visible !important;
  }
  
  .pages {
    margin-bottom: 0.25rem;
  }
  .pages ul {
    flex-wrap: wrap;
  }
  .pages ul li {
    margin: 0 0.1rem;
  }
  .pages ul li.arrow {
    padding: 0 0.2rem;
    margin: 0 0.1rem;
  }
  .detail .news-date {
    padding: 0.3rem 0;
    margin-bottom: 0.2rem;
  }
  .detail .news-sxp {
    margin-bottom: 0.3rem;
  }
  .detail .news-sxp ul {
    max-width: 45%;
  }
  .crumbs {
    flex-wrap: wrap;
  }
  .crumbs .subcat {
    margin-top: 0.15rem;
    width: 100%;
  }
  .crumbs .subcat ul {
    justify-content: center;
    flex-wrap: wrap;
  }
  .crumbs .subcat ul li {
    margin: 0.1rem 0.2rem;
  }
  .crumbs .back {
    margin-top: 0.15rem;
  }
  .crumbs.crumbs2 {
    border-bottom: 0;
  }
  .crumbs.crumbs2 .subcat li a {
    padding: 0.1rem 0 0.2rem 0;
  }
  .inner-slide .slide-txt .en {
    margin-top: -0.25rem;
  }
  .inner-slide .slide-txt .en img {
    font-size: 0.35rem;
  }
  .inner-slide .slide-txt .cn {
    margin-top: -0.3rem;
  }
  .case-detail .det1 .swiper-pagination {
    bottom: 0.16rem;
  }
  .case-detail .det1 .swiper-pagination .swiper-pagination-bullet {
    width: 0.2rem;
  }
  .case-detail .case-tit {
    margin: 0.25rem 0;
  }
  .case-detail .det2 .col1 {
    width: 100%;
    border-right: 0;
    padding-left: 0;
    padding-top: 0.25rem;
    border-bottom: 1px solid #212121;
    padding-bottom: .15rem;
  }
  .case-detail .det2 .col1 li {
    width: 50%;
    margin-bottom: .2rem;
    float: left;
  }
  .case-detail .det2 .col2 {
    padding: 0.35rem 0;
  }
  .contact .contbox1 {
    margin-bottom: 0.35rem;
  }
  .contact .contbox1 li {
    max-width: 100%;
    width: 100%;
  }
  .contact .contbox1 li .item {
    padding: 0.25rem 0;
  }
  .contact .contbox1 li .item .icon {
    width: 0.3rem;
    margin-right: 0.1rem;
  }
  .contact .contbox1 li:last-child .item {
    border-bottom: 1px solid #ccd1d9;
  }
  .contact .contbox2 .form li .item input,
  .contact .contbox2 .form li .item select {
    height: 0.55rem;
  }
  .contact .contbox2 .ys-tips {
    margin: 0.2rem 0;
  }
  .contact .contbox2 .xieyi input {
    zoom: 118%;
  }
  .contact .contbox2 .btn {
    margin-top: 0.35rem;
  }
  .join {
    padding-top: 0;
  }
  .join .join1 .list li {
    margin-bottom: 0.25rem;
    width: 50%;
    padding: 0 .1rem;
  }
  .join .join1 .list li .item .item-cont {
    padding: .15rem 0;
  }
  .join .join2 .idx-type {
    margin-bottom: 0;
  }
  .join .join2 .idx-type .subtit {
    margin-bottom: 0.15rem;
  }
  .join .join2 .list li .item-tit {
    padding: 0.25rem 0;
  }
  .join .join2 .list li .item-tit .td {
    width: 100%;
  }
  .join .join2 .list li .item-tit .td:nth-child(n + 2) {
    display: none;
  }
  .join .join2 .list li .item-tit .fold {
    width: 0.36rem;
    height: 0.36rem;
  }
  .join .join2 .list li .item-tit .fold i {
    width: 0.15rem;
    height: 0.15rem;
  }
  .join .join2 .list li .item-cont {
    padding: 0.2rem;
  }
  .join .join2 .list li .item-cont .attr {
    margin-bottom: 0.25rem;
  }
  .join .join2 .list li .item-cont .attr li {
    border: 0;
    margin: 0.1rem 0;
  }
  .about .about2 .info .list {
    max-width: 100%;
  }
  .about .about2 .tablist {
    padding: 0 0 0 0.2rem;
    margin-top: 0;
  }
  .about .about3 .contbox {
    padding: 0.5rem 0.3rem;
  }
  .about .about3 .contbox .circle {
    width: 3.5rem;
    height: 3.5rem;
    transform: scale(0.8);
  }
  .about .about5 .list ul {
    flex-wrap: wrap;
  }
  .about .about5 .list ul li {
    width: 25%;
  }
  .about .about5 .list ul li .item {
    margin: 0.08rem;
    box-shadow: 0px 0px 0.12rem rgba(0, 0, 0, 0.15);
  }
  .about .about5 .list ul li:hover .item {
    box-shadow: 0px 0px 0.15rem rgba(52, 171, 113, 0.5);
  }
  .pop-case .pop-cont {
    width: 92%;
    padding: 0.5rem 0.2rem 0.2rem 0.2rem;
  }
  .pop-case .pop-cont .contbox {
    max-height: 65vh;
    overflow-y: auto;
    margin-right: -0.1rem;
    padding-right: 0.1rem;
  }
  .pop-case .pop-cont .slides {
    display: block;
  }
  .pop-case .pop-cont .slides .col2 {
    width: 100%;
    height: auto;
    margin: 0.2rem 0 0.3rem;
  }
  .pop-case .pop-cont .info {
    padding: 0;
  }
  .pop-case .pop-cont .close {
    right: 0.1rem;
    top: 0.14rem;
    width: 0.3rem;
    height: 0.3rem;
    background: #fff;
    border-radius: 50%;
  }
  .pop-case .pop-cont .close img {
    width: 0.2rem;
  }
}