@media (max-width: 1320px) {
  .header .nav li {
    margin-left: 5rem;
  }
  .section2 .tabs li {
    padding: 3.5rem 3.5rem 3.5rem 5rem;
  }
}

@media (min-width: 981px) {
  .solute2 li {
    display: flex;
    justify-content: flex-start;
  }
  .solute2 li:nth-child(2n+1) .wp {
    justify-content: flex-end;
  }
  .solute2 li:nth-child(2n) {
    justify-content: flex-end;
  }
  .about .about4 .hzt li.li1 {
    position: absolute;
    top: 4rem;
    left: 50%;
    transform: translateX(-50%);
  }
  .about .about4 .hzt li.li1 img {
    width: 41.9rem;
    height: 41.9rem;
  }
  .about .about4 .hzt li.li1 .item {
    background: none;
  }
  .about .about4 .hzt li.li2 {
    left: 39rem;
    top: 2rem;
  }
  .about .about4 .hzt li.li2 .item {
    width: 11.9rem;
    height: 11.9rem;
  }
  .about .about4 .hzt li.li2 .item img {
    width: 4.7rem;
  }
  .about .about4 .hzt li.li3 {
    left: 20rem;
    top: 14rem;
  }
  .about .about4 .hzt li.li3 .item {
    width: 11.9rem;
    height: 11.9rem;
  }
  .about .about4 .hzt li.li3 .item img {
    width: 8.1rem;
  }
  .about .about4 .hzt li.li4 {
    left: 14rem;
    bottom: 12rem;
  }
  .about .about4 .hzt li.li4 .item {
    width: 16rem;
    height: 16rem;
  }
  .about .about4 .hzt li.li4 .item img {
    width: 7rem;
  }
  .about .about4 .hzt li.li5 {
    left: 40rem;
    bottom: 29rem;
  }
  .about .about4 .hzt li.li5 .item {
    width: 16rem;
    height: 16rem;
  }
  .about .about4 .hzt li.li5 .item img {
    width: 7.4rem;
  }
  .about .about4 .hzt li.li6 {
    left: 52rem;
    top: 14rem;
  }
  .about .about4 .hzt li.li6 .item {
    width: 14.2rem;
    height: 14.2rem;
  }
  .about .about4 .hzt li.li6 .item img {
    width: 6.5rem;
  }
  .about .about4 .hzt li.li7 {
    left: 73rem;
    bottom: 14rem;
  }
  .about .about4 .hzt li.li7 .item {
    width: 11rem;
    height: 11rem;
  }
  .about .about4 .hzt li.li7 .item img {
    width: 7rem;
  }
  .about .about4 .hzt li.li8 {
    right: 54rem;
    top: 1rem;
  }
  .about .about4 .hzt li.li8 .item {
    width: 14.2rem;
    height: 14.2rem;
  }
  .about .about4 .hzt li.li8 .item img {
    width: 8rem;
  }
  .about .about4 .hzt li.li9 {
    right: 70.7rem;
    bottom: 20.7rem;
  }
  .about .about4 .hzt li.li9 .item {
    width: 14rem;
    height: 14rem;
  }
  .about .about4 .hzt li.li9 .item img {
    width: 7rem;
  }
  .about .about4 .hzt li.li10 {
    right: 22.7rem;
    top: 15rem;
  }
  .about .about4 .hzt li.li10 .item {
    width: 14rem;
    height: 14rem;
  }
  .about .about4 .hzt li.li10 .item img {
    width: 9rem;
  }
  .about .about4 .hzt li.li11 {
    right: 42rem;
    bottom: 32.8rem;
  }
  .about .about4 .hzt li.li11 .item {
    width: 11rem;
    height: 11rem;
  }
  .about .about4 .hzt li.li11 .item img {
    width: 5rem;
  }
  .about .about4 .hzt li.li12 {
    right: 19rem;
    bottom: 14rem;
  }
  .about .about4 .hzt li.li12 .item {
    width: 18.6rem;
    height: 18.6rem;
  }
  .about .about4 .hzt li.li12 .item img {
    width: 11rem;
  }
}

.scrollto {
  padding-top: 12rem;
  margin-top: -12rem;
}

@media (max-width: 980px) {
  .scrollto {
    padding-top: 5rem;
    margin-top: -5rem;
  }
  .sec-type {
    margin: 2rem 0 4rem;
  }
  .sec-type .fl .sec-desc {
    font-size: 2.5rem;
    line-height: 1.5;
  }
  .sec-type .link {
    margin-top: 2rem;
  }
  .sec-type .link a img {
    width: 2.4rem;
  }
  .home .seclist {
    margin-top: 450px;
  }
  .banner {
    height: 450px;
    top: 60px;
    min-height: unset;
    max-height: unset;
  }
  .banner .slide-txt {
    padding: 8rem 0 10rem;
    max-width: 85%;
  }
  .banner .slide-txt .tit {
    font-size: 2rem;
    line-height: 1.8;
    max-width: 85%;
  }
  .banner .slide-txt .link {
    margin-top: 5rem;
  }
  .banner .slide-txt .link a {
    width: auto;
    height: auto;
    font-size: 1.5rem;
    padding: 1rem 2rem;
    border-radius: 4.3rem;
  }
  .banner .slide-txt .link a i {
    font-size: 1.5rem;
    margin-left: 1rem;
  }
  .banner .dot {
    bottom: 5rem;
  }
  .banner .dot .swiper-pagination-bullet {
    width: 3rem;
    margin-right: 1rem;
  }
  .section1 .slides1 {
    margin: 3rem 0 4rem;
  }
  .section1 .slides1 .swiper-slide .icon {
    height: 3.5rem;
  }
  .section1 .slides1 .swiper-slide .icon img {
    height: 3rem;
  }
  .section1 .slides1 .swiper-slide.swiper-slide-thumb-active .tit::after {
    width: 6rem;
  }
  .section1 .slides2 .item {
    flex-wrap: wrap;
  }
  .section1 .slides2 .item .info {
    width: 100%;
    overflow: hidden;
  }
  .section1 .slides2 .item .info .contbox {
    padding: 6rem 3rem;
  }
  .section1 .slides2 .item .info .desc {
    font-size: 2.6rem;
    line-height: 1.7;
  }
  .section1 .slides2 .item .info .link {
    margin-top: 4rem;
  }
  .section1 .slides2 .item .info .link a {
    width: 16rem;
    padding: 0 2rem;
    height: 5rem;
  }
  .section1 .slides2 .item .item-pic {
    flex: auto;
  }
  .section2 .slides {
    flex-wrap: wrap;
  }
  .section2 .slides li {
    padding: 1.5rem 1.5rem 1.5rem 5rem;
  }
  .section2 .slides li.active {
    margin-left: 0;
  }
  .section2 .tabs {
    width: 100%;
  }
  .section2 .tabs li .icon {
    width: 3rem;
    margin-right: 1.5rem;
  }
  .section3 .gbox1 {
    flex-wrap: wrap;
  }
  .section3 .gbox1 .form {
    flex-wrap: wrap;
  }
  .section3 .gbox1 .form .liDiv {
    width: 100%;
    margin: 1rem 0;
  }
  .section3 .gbox1 .form .liDiv2 {
    width: 100%;
    margin: 1rem 0;
  }
  .section3 .indexPart4 {
    padding: 0 0 1rem;
    margin: -6rem 0 2rem 0;
  }
  .section3 .indexPart4 .leftDiv {
    width: 100%;
  }
  .section3 .indexPart4 .rightDiv {
    margin-top: 3rem;
    width: 100%;
    flex: auto;
  }
  .section4 {
    padding-bottom: 3rem;
  }
  .section4 li .item {
    display: flex;
  }
  .section4 li .item .item-pic {
    width: 45%;
    flex-shrink: 0;
  }
  .section4 li .item .item-txt {
    overflow: hidden;
    padding: 1rem 2rem;
  }
  .section4 li .item .item-txt .desc {
    -webkit-line-clamp: 2;
    height: 3em;
    line-height: 1.5;
  }
  .inner-slide {
    height: 42rem;
  }
  .inner-slide.inner-slide3 {
    height: 48rem;
  }
  .inner-slide.inner-slide3 .desc {
    margin: -2rem 0 4rem;
  }
  .subcat li {
    min-width: 33.33%;
  }
  .subcat li a {
    padding: 15px;
  }
  .pages li {
    margin: 0 3px;
  }
  .newsbox .sidebar {
    max-width: 100%;
    margin: 2rem 0 0 0;
  }
  .newsbox .sidebar .tabs {
    margin-bottom: 2.3rem;
  }
  .newsbox .sidebar .tabs ul {
    justify-content: flex-start;
    padding-top: 2rem;
  }
  .newsbox .sidebar .tabs ul li {
    margin-right: 3rem;
  }
  .newsbox .sidebar .tabs ul li a {
    padding: 0 0 1.5rem 0;
    font-size: 16px;
  }
  .newsbox .sidebar .wrap {
    padding: 1rem 2rem 3rem 2rem;
  }
  .newsbox .sidebar .tablist li .info {
    margin: 2rem 0 0 0;
  }
  .newsbox .sidebar .tablist li .info .tit {
    height: auto;
  }
  .newsbox .sidebar .tablist li .info .time {
    margin-top: .7rem;
  }
  .subcat2 {
    flex-wrap: wrap;
    justify-content: center;
  }
  .subcat2 .slides {
    width: 100%;
    flex: auto;
  }
  .subcat2 .slides a {
    padding: 2rem 0;
  }
  .subcat2 .btn {
    margin: 15px 0 0 5px;
  }
  .subcat2 .btn .jt {
    width: 5rem;
    height: 5rem;
  }
  .product .list .item {
    padding: 2rem 1rem;
  }
  .product .list .item .item-tit {
    margin: .5rem 0 1.5rem 0;
  }
  .product .list .item .item-link span {
    width: 5rem;
    height: 3rem;
  }
  .toolbar ul li {
    padding: 1.5rem 1rem;
  }
  .detail {
    padding-bottom: 0;
  }
  .detail .tablist .youshi {
    padding: 3rem;
  }
  .detail .tablist .youshi .info .desc {
    margin: 3rem 0 5rem;
    line-height: 1.6;
  }
  .detail .tablist .youshi .item-pic {
    margin-top: 3rem;
  }
  .detail .tablist .zhibiao li {
    flex-wrap: wrap;
    padding: 15px 0;
  }
  .detail .tablist .zhibiao li .label {
    width: 100%;
    padding-left: 0;
  }
  .detail .tablist .zhibiao li .info {
    flex: auto;
    width: 100%;
    margin-top: 5px;
  }
  .detail .tablist .peizhi .item .item-tit {
    padding: 2rem 0 5px 0;
    text-align: center;
  }
  .detail .tablist .lingyu .item {
    height: 28rem;
  }
  .detail .tablist .lingyu .item .tit {
    left: 2rem;
    bottom: 2rem;
  }
  .solute .item {
    height: 40rem;
    padding: 4rem;
  }
  .solute2 {
    padding-bottom: 2rem;
  }
  .solute2 li .wrap {
    position: initial;
  }
  .solute2 li .info {
    padding: 5rem 0;
  }
  .solute2 li .info .desc {
    margin-top: 2.5rem;
  }
  .pages {
    padding: 2.5rem 0 4rem;
  }
  .job .job-info .sxp {
    padding: 2rem 0 1rem;
  }
  .job .job-info .sxp li {
    width: 100%;
    max-width: 100% !important;
    margin: 4px 0;
  }
  .job .job-info .sxp li span {
    display: none !important;
  }
  .subcat {
    margin: 2.5rem 0;
  }
  .service .down-list {
    margin: 2rem 0;
  }
  .service .down-list li {
    padding: 2rem;
  }
  .service .down-list li .item .fr {
    margin-top: 1rem;
    width: 100%;
  }
  .service .down-list li .item .fr .dd:nth-child(2) {
    flex: 1;
  }
  .service .case-list {
    margin: -2rem 0 0 0;
  }
  .service .case-list li .item .item-pic {
    margin-right: 3rem;
  }
  .service .select-list {
    margin: 0 0 0 0;
  }
  .select dt {
    height: 6rem;
    padding: 0 2rem;
  }
  .select dd {
    top: 6rem;
  }
  .about .sub1 .subcat ul {
    flex-wrap: wrap;
  }
  .about .sub1 .subcat ul li {
    min-width: 33.33%;
  }
  .about .about1 {
    padding: 3rem 0 6rem;
  }
  .about .about1 .item-pic {
    max-width: 100%;
    height: 45rem;
  }
  .about .about1 .item-pic ul {
    bottom: 2rem;
  }
  .about .about1 .item-info {
    margin: 1rem 0 0 0;
    flex: auto;
    width: 100%;
  }
  .about .about1 .item-info .ab1-num {
    margin-top: 3rem;
  }
  .about .about1 .item-info .ab1-num li {
    width: 33.33%;
    margin-right: 0;
  }
  .about .about1 .item-info .ab1-num li .icon img {
    height: 4rem;
  }
  .about .about2 .gallery-top .item .info .tit {
    margin: 2rem 0;
  }
  .about .about2 .slides {
    margin-top: 2rem;
  }
  .about .about3 .tabs {
    margin-top: 4rem;
  }
  .about .about3 .ab3-box1 {
    margin-bottom: 4rem;
  }
  .about .about3 .tablist .item {
    padding: 1rem 1.5rem;
  }
  .about .about3 .tablist .slides-btn {
    margin-top: 4rem;
  }
  .about .about3 .tablist .slides-btn .btn a {
    width: 4rem;
    height: 4rem;
  }
  .about .about4 {
    height: auto;
    padding-bottom: 7rem;
  }
  .about .about4 .hzt {
    height: auto;
    overflow: hidden;
  }
  .about .about4 .hzt li {
    position: unset !important;
    width: 25%;
    float: left;
    display: flex;
    margin: 1.5rem 0;
    justify-content: center;
  }
  .about .about4 .hzt li .item {
    width: 10rem;
    height: 10rem;
    background: #f2f2f2;
  }
  .about .about4 .hzt li .item img {
    width: 6rem;
  }
  .about .about5 {
    padding-bottom: 0;
  }
  .about .about5 .join-box1 .time {
    width: 12rem;
  }
  .about .about5 .join-list li .item {
    padding: 2rem 0;
  }
  .about .about5 .join-list li .item .tit {
    padding-left: 3rem;
  }
  .about .about5 .join-list li .item .tit::before {
    left: 1rem;
  }
  .about .about5 .join-list li .item .time {
    width: 12rem;
  }
  .about .about6 .gsm {
    margin: 2rem 0 4rem;
  }
  .about .about6 .contbox {
    position: unset;
  }
  .about .about6 .contbox .pzDiv {
    padding: 0 15px !important;
  }
  .about .about6 .contbox li.xm6 {
    max-width: 100%;
  }
  .about .about6 .contbox li .item1 {
    height: auto !important;
  }
  .about .about6 .contbox li .item {
    max-width: 100% !important;
    padding: 2rem 0;
  }
  .about .about6 .mapDiv {
    height: 300px;
    width: 100%;
  }
  .about .about6::after {
    display: none;
  }
  .about .about6::before {
    display: none;
  }
}

@media (max-width: 750px) {
  .service .case-list li {
    padding: 3rem 0;
    border-top: 0;
    margin-bottom: 0;
  }
  .service .case-list li .item {
    flex-wrap: wrap;
  }
  .service .case-list li .item .item-pic {
    width: 100%;
    margin-right: 0;
  }
  .service .case-list li .item .item-info {
    flex: auto;
    padding: 2rem 0 0 0;
  }
  .service .case-list li .item .item-info .item-tit {
    flex-wrap: wrap;
  }
  .service .case-list li .item .item-info .item-tit .tit {
    width: 100%;
  }
  .service .case-list li .item .item-info .item-tit .time {
    width: 100%;
    margin: 1rem 0 0 0;
  }
  .service .case-list li .item .item-info .item-desc {
    margin: 1.5rem 0;
  }
}