@media (max-width: 1680px) {
  .service .box2 .box .rg .li .txt {
    padding-right: 5px;
    max-height: 7.2em;
    overflow-y: auto;
  }
  
  .service .box2 .box .rg .li .txt::-webkit-scrollbar {
    width: 3px;
  }
}

@media (max-width: 1480px) {
  .service .box2 .box .rg .li {
    height: 8.4rem;
  }
  
  .footer .top .link p {
    padding: 0 1.4rem;
  }
  
  .pc-head .head-nav .nav-ls .pos-nav .li-box .li {
    width: calc((100% - 3.5rem) / 6);
    line-height: 1.4;
  }
}

@media (max-width: 1200px) {
  .service .box2 .box .rg .li {
    height: 10.4rem;
  }
  
  .footer .mid .nav .li {
    margin-right: 1.2rem;
  }
}

@media (max-width: 1024px) {
    .about .box4 .box4-swiper .btn-box{margin-left: 6rem;}
    
    
    .index .index-swiper {
        position: relative;
    }
    
     .index .box {
        top: 0;
      }
}

@media (max-width: 997px) {
  .tit-46 {
    font-size: .9rem;
  }
  
  .tit-52 {
    font-size: 1rem;
  }
  
  .tit-62 {
    font-size: 1.2rem;
  }
  
  .main-tit {
     font-size: 1rem;
   }
  
  .main-more {
    width: 5.5rem;
  }
  
  .index .index-swiper {
    height: calc(50vh - 2.5rem);
    height: calc(50vh - 6.5rem);
    height: 64vw;
    /*width: 90%;*/
  }
  
  .index .i-pro {
    padding: 2rem 0;
  }
  
  .index .i-pro .intro {
    flex-wrap: wrap;
  }
  
  .index .i-pro .lf {
    width: 100%;
    height: 64vw;
    margin-bottom: .8rem;
  }
  
  .index .i-pro .lf .pos-cont {
    padding: 1rem .5rem;
  }
  
  .index .i-pro .rg {
    width: 100%;
  }
  
  .index .i-pro .rg .top {
    height: 64vw;
  }
  
  .index .i-pro .rg .top .pos-cont {
    padding: 1rem .5rem;
  }
  
  .index .i-pro .rg .btn {
    margin-top: .8rem;
    flex-wrap: wrap;
  }
  
  .index .i-pro .rg .btn .li {
    width: 100%;
    height: 64vw;
    margin-right: 0;
    margin-bottom: .8rem;
  }
  
  .index .i-pro .rg .btn .li:last-child {
    margin-bottom: 0;
  }
  
  .index .i-solution .top-box {
    height: 60vh;
  }
  
  .index .i-solution .top-box img, 
  .index .i-solution .top-box video {
    height: 100%;
    object-fit: cover;
  }
  
  .index .i-solution .top-box .pos-cont {
    top: 10%;
  }
  
  .index .i-solution .top-box .pos-cont .txt {
    width: 100%;
  }
  .index .i-solution .swiper-box{padding: 0 5%;}
  .index .i-solution .swiper-box .sol-swiper .swiper-slide {
    width: 100%;
    height: 64vw;
    display: block;
    margin-bottom: 20px;
      
  }
  .index .i-solution .swiper-box .sol-swiper .swiper-slide:last-child{margin-bottom:0;}
  .index .i-solution .btn-box{display: none;}
  
  .index .i-news {
    padding: 2rem 0;
  }
  
  .index .i-news .intro {
    flex-wrap: wrap;
  }
  
  .index .i-news .intro .li {
    width: 100%;
    margin-right: 0;
    margin-bottom: .8rem;
    height: 100vw;
  }
  
  .index .i-news .intro .li:last-child {
    margin-bottom: 0;
    height: auto;
  }
  
  .index .i-news .intro .li.cent{height: auto;}
  .index .i-news .intro .cent .pic{height: 52.66vw;}
  
  .footer .top {
    padding: 1rem 0;
    justify-content: center;
  }
  
  .footer .mid {
    padding: 1rem 0;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .footer .mid .info {
    width: 100%;
    text-align: center;
    color: #fff;
  }
  
  .footer .mid .info .code {
    margin: .8rem auto 0;
    width: 3rem;
    height: 3rem;
  }
  
  .footer .btn {
    padding: .6rem 0;
    flex-wrap: wrap;
    justify-content: center;
    text-align: center;
  }
  
  .footer .btn .copyright {
    line-height: 1.2;
  }
  
  .footer .btn .link {
    margin-top: .4rem;
  }
  
  .banner .banner-img {
    height: 64vw;
  }
  
  .banner .ban-intro {
    width: 90%;
  }
  
  .banner .ban-intro .sub {
    line-height: 1.2;
  }
  
  .solution .box1 {
    padding: 2rem 0;
  }
  
  .solution .box1 .intro-box {
    margin-top: 1.2rem;
    flex-wrap: wrap;
  }
  
  .solution .box1 .intro-box .pic {
    width: 100%;
    margin-bottom: 1rem;
  }
  
  .solution .box1 .intro-box .cont {
    width: 100%;
    padding: 1rem;
  }
  
  .solution .box2 {
    padding: 2rem 0 1rem;
  }
  
  .solution .box2 .li-box {
    margin-top: 1.2rem;
  }
  
  .solution .box2 .li-box .li {
    width: 100%;
    margin-right: 0;
    margin-bottom: 1rem;
  }
  
  .solution .box3 {
    padding: 2rem 0;
  }
  
  .solution .box3 .box3-swiper {
    margin-top: 1.2rem;
  }
  
  .solution .box3 .box3-swiper .swiper-slide {
    flex-wrap: wrap;
    padding-top: 0;
  }
  
  .solution .box3 .box3-swiper .swiper-slide .pic {
    position: relative;
    width: 100%;
    height: 14rem;
  }
  
  .solution .box3 .box3-swiper .swiper-slide .intro {
    width: 100%;
    height: auto;
    padding: 1rem .5rem;
  }
  
  .solution .box3 .box3-swiper .swiper-slide .intro .more {
    margin-top: .8rem;
  }
  
  .solution .box4 {
    height: 10rem;
  }
  
  .solution .box4 img {
    height: 100%;
    object-fit: cover;
  }
  
  .solution .box4 .more {
    margin-top: .8rem;
  }
  
  .main-more.other {
    width: 5rem;
    height: 1.5rem;
    border-radius: .7rem;
  }
  
  .solution-info .box1 {
    padding: 2rem 0;
  }
  
  .solution-info .box1 .txt {
    width: 90%;
  }
  
  .solution-info .box2 {
    padding: 2rem 0;
  }
  
  .solution-info .box2 .li-box {
    margin-top: 1.2rem;
    flex-wrap: wrap;
  }
  
  .solution-info .box2 .li-box .li {
    width: 100%;
    display: flex;
    align-items: flex-start;
    margin-bottom: 1rem;
  }
  
  .solution-info .box2 .li-box .li:last-child {
    margin-bottom: 0;
  }
  
  .solution-info .box2 .li-box .li .icon {
    margin-right: .5rem;
  }
  
  .solution-info .box2 .li-box .li .txt {
    width: calc(100% - 2.2rem);
    margin: 0;
    padding: 0;
    text-align: left;
  }
  
  .solution-info .box3,
  .solution-info .box4 {
    padding: 2rem 0;
  }
  
  .solution-info .box4 .li-box {
    margin-top: 1.2rem;
  }
  
  .solution-info .box4 .li-box .li {
    width: 100%;
    margin-right: 0;
    padding: 1rem;
  }
  
  .solution-info .box4 .li-box .li:last-child {
    margin-bottom: 0;
  }
  
  .service .box1 {
    padding: 2rem 0;
  }
  
  .service .box1 .wrap {
    flex-wrap: wrap;
  }
  
  .service .box1 .lf {
    width: 100%;
    padding: 1rem;
  }
  
  .service .box1 .rg {
    width: 100%;
  }
  
  .service .box1 .lf .li-box .li {
    width: 100%;
    margin-bottom: .8rem;
  }
  
  .service .box1 .lf .li-box .li:last-child {
    margin-bottom: 0;
  }
  
  .service .box2 {
    padding: 2rem 0;
  }
  
  .service .box2 .box {
    flex-wrap: wrap;
  }
  
  .service .box2 .box .lf {
    width: 100%;
    padding: 1rem;
    margin-right: 0;
    margin-bottom: .8rem;
  }
  
  .service .box2 .box .rg {
    width: 100%;
  }
  
  .service .box2 .box .rg .li {
    width: 100%;
    height: auto;
    padding: 1rem;
    margin-right: 0;
    margin-bottom: .8rem;
  }
  
  .service .box2 .box .rg .li:last-child {
    margin-bottom: 0;
  }
  
  .service .box3 {
    padding: 2rem 0;
  }
  
  .products {
    padding: 2rem 0;
  }
  
  .products .li-box .li {
    width: 100%;
    margin-right: 0;
    margin-bottom: 1rem;
  }
  
  .products .li-box .li:last-child {
    margin-bottom: 0;
  }
  
  .products .li-box .li .intro {
    padding: 1rem;
  }
  
  .products .page-box {
    margin-top: 1rem;
  }
  
  .products-info {
    padding: 2rem 0;
  }
  
  .products-info .top-intro {
    flex-wrap: wrap;
  }
  
  .products-info .top-intro .pic {
    width: 100%;
    margin-bottom: 1rem;
  }
  
  .products-info .top-intro .rg {
    width: 100%;
    padding: 0;
  }
  
  .products-info .btm-box {
    margin-top: 2rem;
  }
  
  .products-info .btm-box .li-box {
    margin-top: 1.2rem;
  }
  
  .products-info .btm-box .li-box .li {
    width: 100%;
    height: auto;
    padding: 1rem;
    margin-right: 0;
  }
  
  .products-info .btm-box .li-box .li:last-child {
    margin-bottom: 0;
  }
  
  .partner {
    padding: 2rem 0;
  }
  
  .partner .top-intro .txt{
    width: 100%;
  }
  
  .partner .top-intro .li-box {
    flex-wrap: wrap;
  }
  
  .partner .top-intro .li-box .li {
    width: 100%;
    height: auto;
    margin-right: 0;
    margin-bottom: .8rem;
    padding: 1rem;
  }
  
  .partner .top-intro .li-box .li:last-child {
    margin-bottom: 0;
  }
  
  .partner .top-intro .txt1 {
    margin-top: 1rem;
    width: 100%;
  }
  
  .partner .btm-box {
    margin-top: 2rem;
    padding: 1rem 0;
  }
  
  .partner .btm-box::after {
    height: 4rem;
  }
  
  .partner .btm-box .form {
    margin-top: 2.5rem;
    padding: 0 1rem;
  }
  
  .partner .btm-box .form .li,
  .partner .btm-box .form .li.wid2 {
    width: 100%;
    margin-right: 0;
  }
  
  .partner .btm-box .form .agree {
    align-items: flex-start;
  }
  
  .partner .btm-box .form .agree p {
    width: calc(100% - 23px);
    line-height: 1.2;
  }
  
  .investor {
    padding: 2rem 0;
  }
  
  .investor .lf {
    width: 100%;
  }
  
  .investor .wrap>.rg {
    margin-top: 1.5rem;
    width: 100%;
  }
  
  .investor .lf .tit {
    margin-top: 1.4rem;
  }
  
  .investor .rg .top {
    flex-wrap: wrap;
  }
  
  .investor .rg .top .tab {
    margin-top: .8rem;
    width: 100%;
    /*overflow-x: auto;*/
  }
  
  .investor .rg .top .tab a {
    min-width: max-content;
    padding: 0 .4rem;
  }
  
  .investor .rg .item-box .item:last-child {
    margin-bottom: 0;
  }
  
  .investor .rg .item-box .list-box .list {
    width: 49%;
  }
  
  .investor .rg .item-box .list-box .list:nth-child(3n) {
    margin-right: 2%;
  }
  
  .investor .rg .item-box .list-box .list:nth-child(2n) {
    margin-right: 0;
  }
  
  .about .box1 {
    padding: 2rem 0;
  }
  
  .about .box1 .wrap {
    flex-wrap: wrap;
  }
  
  .about .box1 .rg {
    width: 100%;
    margin-top: 1rem;
  }
  
  .about .box2 {
    padding: 2rem 0;
  }
  
  .about .box2 .li-box {
    margin-top: 1.2rem;
    flex-wrap: wrap;
  }
  
  .about .box2 .li-box .li {
    width: 100%;
    margin-right: 0;
    margin-bottom: .5rem;
  }
  
  .about .box2 .li-box .li:last-child {
    margin-bottom: 0;
  }
  
  .about .box3 {
    padding: 2rem 0;
  }
  
  .about .box3 .wrap {
    padding: 0 5%;
  }
  
  .about .box3 .swiper-box {
    flex-wrap: wrap;
    padding-bottom: .5rem;
  }
  
  .about .box3 .swiper-box .box3-swiper {
    width: 100%;
    height: 20rem;
  }
  
  .about .box3 .swiper-box .box3-swiper .swiper-slide::after {
    width: 100%;
  }
  
  .about .box3 .swiper-box .box3-swiper .swiper-slide .li {
    padding: 1rem;
    flex-wrap: wrap;
    background-color: #fff;
  }
  
  .about .box3 .swiper-box .box3-swiper .swiper-slide .li::after {
    display: none;
  }
  
  .about .box3 .swiper-box .box3-swiper .swiper-slide .li .intro {
    width: 100%;
    flex-wrap: wrap;
    padding-left: 0;
    margin-top: .4rem;
  }
  
  .about .box3 .swiper-box .box3-swiper .swiper-slide .li .intro .txt {
    margin-top: .8rem;
    width: 100%;
  }
  
  .about .box3 .swiper-box .box3-swiper .swiper-slide .li:hover {
    box-shadow: none;
  }
  
  .about .box3 .swiper-box .time-line {
    position: relative;
    left: 0;
    width: 100%;
    height: auto;
    display: flex;
    justify-content: space-between;
  }
  
  .about .box3 .swiper-box .time-line .step {
    margin-bottom: 0;
    margin-right: 1rem;
  }
  
  .about .box3 .swiper-box .time-line .step:last-child {
    margin-right: 0;
  }
  
  .about .box3 .swiper-box .swiper-pagination {
    width: 100%;
    height: 1px;
  }
  
  .about .box4 {
    padding: 2rem 0;
  }
  
  .about .box4 .box4-swiper::after {
    display: none;
  }
  
  .about .box4 .box4-swiper .page-num {
    left: 5%;
  }
  
  .about .box4 .box4-swiper .swiper-slide {
    width: 90%;
  }
  
  .about .box4 .box4-swiper .swiper-pagination {
    right: 5%;
    width: 38%;
  }
  
  .news {
    padding: 2rem 0;
  }
  
  .news .hot {
    flex-wrap: wrap;
  }
  
  .news .hot .pic {
    width: 100%;
    height: 10rem;
  }
  
  .news .hot .intro {
    width: 100%;
    padding: 1rem;
  }
  
  .news .li-box .li {
    width: 100%;
    margin-right: 0;
  }
  
  .news-info {
    padding: 2rem 0;
  }
  
  .news-info .top-cont {
    width: 100%;
  }
  
  .news-info .btm-box {
    margin-top: 2rem;
  }
  
  .news-info .btm-box .info-swiper .swiper-slide {
    width: 100%;
  }
  
  .contact .wrap .li {
    width: 100%;
    height: auto;
    margin-right: 0;
  }
  
  .banner .con-ban {
    bottom: auto;
    top: 50%;
    transform: translate(-50%, -50%);
  }
  
  .dialog .box {
    width: 90%;
    height: auto;
    max-height: 85%;
    padding: 1rem;
  }
  
  .dialog .box .form {
    align-content: flex-start;
  }
  
  .footer .top .link,
  .footer .mid .nav,
  .banner .con-ban .intro {
    display: none;
  }
  .join .option .link a{margin-right:0.35rem;}
  .join .top-tit{padding: 0 10px;}
  .join .li-box .li .top{padding: 0 10px;height:3rem;}
  .join .top-tit p:nth-child(1),.join .li-box .li p:nth-child(1){width:30.4%;padding-right:8px;}
  .join .top-tit p:nth-child(2),.join .li-box .li p:nth-child(2){width:14%;}
  .join .top-tit p:nth-child(3),.join .li-box .li p:nth-child(3){width:18%;}
  .join .top-tit p:nth-child(4),.join .li-box .li p:nth-child(4){width:24%;}
  .join .li-box .li .bottom>div{display: block;padding:10px 16px 26px 16px;}
  .join .li-box .li .bottom .item{width: 100%;margin-bottom:16px;}
  .join .li-box .li .bottom .item:last-child{margin-bottom:0;}
  .join .li-box .li .bottom .item .h{font-size: 16px;line-height: 20px;}
  .join .li-box .li .bottom .item a{font-size: 16px;line-height: 20px;}
  .index .index-swiper .swiper-slide .play{display: block!important;z-index:20;width:50px;}
  .index .index-swiper .pos-bg{display: none;}
  
  .index .i-solution .swiper-box .sol-swiper .swiper-wrapper{display: block!important;}
  
  .vid-dialog .tbox .modal{width: 90%;}
  .vid-dialog .tbox .modal .img{max-width: 100%;}
  .vid-dialog .tbox .modal .out{top: 0;right:0;z-index:10;}
  .products .li-box .li .pic {    height: 70vw;}
  
  .intro_m{display: block!important;margin:3rem 5% 0 5%;width:90%;}
  .intro_contact .lf{width: 100%;border:none;padding:0;}
  .intro_contact .lf:after{display:none;}
  .intro_contact .rg{width: fit-content;display:block;margin:0 auto;display:none; margin-top:20px;}
  .intro_contact .mid{display: block;}
  .intro_contact .mid p{margin-bottom: 5px;}
  .intro_contact .btm{display: block;margin-top:20px;}
  .intro_contact .btm .li .info{line-height: 1.5;margin-bottom: 5px;}
  .intro_contact .rg .code{margin:0 auto;}
  .footer .mid .info .phone{filter: grayscale(100) brightness(100);}

    .solution .box2 .li-box .li .pic{height: 50vw;}
    .footer .mid .info .phone a{filter: invert(100%);}
}