@media screen and (max-width:768px) {
  :root {
    --head: 64px;
  }

  svg {
    width: 100%;
    height: 100%;
  }

  .C-wrap {
    width: 90%;
  }

  .C-btn {
    display: -webkit-inline-flex;
    display: -ms-inline-flexbox;
    display: inline-flex;
    -webkit-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    -ms-flex-pack: center;
    -ms-flex-align: center;
  }

  .C-btn .icon {
    width: 13px;
    margin-left: 8px;
  }

  .C-btn .svg {
    width: 22px;
    transform: translateX(-10px);
  }

  .C-btn:hover .svg {
    transform: translateX(0px);
  }

  .C-btn2 {
    display: inline-flex;
    height: 39px;
    padding: 0 28px;
    border-radius: 20px;
  }

  .C-btn2 .icon {
    width: 23px;
    margin-right: 7px;
  }

  /* -----------------------------------------head,foot-------------------------------------- */
  .page-loading {
    width: 100%;
    height: 100%;
  }

  .page-loading .icon {
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 51px;
  }

  @keyframes bounce {
    from {
      transform: translateY(0px);
    }

    to {
      transform: translateY(-10px);
    }
  }

  .head1 {
    width: 100%;
    border-bottom: 1px solid #000;
  }

  .scroll .head1 {
    border-bottom: 1px solid transparent;
    background: #FFF;
  }

  .head1 .logo {
    width: 75px;
  }

  .scroll .head1 .logo {
    transform: none;
  }

  .head1-menu {
    width: 100%;
    height: 100%;
    gap: 25px;
    height: 100%;
    background: #000;
  }

  .head1-menu .bg {
    display: none;
  }

  .head1-menu .zuo {
    left: 19%;
    top: 50%;
    transform: translate(0, -50%);
  }

  .head1-menu .you {
    right: 15.5%;
    top: 50%;
    transform: translate(0, -50%);
  }

  .head1-menu a {
    transform: none !important;
    text-shadow: 0px 10px 15px rgba(0, 0, 0, 0.60);
  }

  .head1-menu .down a {
    margin-bottom: 16px;
  }

  .head1-menu .link>a {
    margin-bottom: 25px;
  }

  .navbar-toggle {
    right: 5%;
    top: 19px;
  }

  .navbar-toggle span {
    width: 17px;
    height: 1px;
    margin: 5px 0;
  }

  .scroll .navbar-toggle {
    right: 5%;
  }

  .open .line-top {
    -webkit-transform: rotate(45deg) translate(5px, 4px);
    -moz-transform: rotate(45deg) translate(5px, 4px);
    -o-transform: rotate(45deg) translate(5px, 4px);
    transform: rotate(45deg) translate(5px, 4px);
  }

  .open .line-bottom {
    -webkit-transform: rotate(-45deg) translate(5px, -4px);
    -moz-transform: rotate(-45deg) translate(5px, -4px);
    -o-transform: rotate(-45deg) translate(5px, -4px);
    transform: rotate(-45deg) translate(5px, -4px);
  }

  .foot1 {
    padding: 34px 0 24px;
  }

  .foot1 .zuo .logo {
    width: 227px;
  }

  .foot1 .zuo .shares {
    gap: 15px;
    margin-top: 45px;
  }

  .foot1 .zuo .shares .share-item .icon {
    width: 25px;
  }

  .foot1 .zuo .shares .share-item .down {
    left: -15px;
    bottom: 100%;
    margin-bottom: 8px;
    border-radius: 10px;
    padding: 3px;
  }

  .foot1 .zuo .shares .share-item .down::before {
    width: 8px;
    height: 8px;
    left: 23px;
    bottom: -2px;
    transform: rotate(45deg) translate(-50%, 50%);
  }

  .foot1 .zuo .shares .share-item .down .pic {
    width: 96px;
  }

  .foot1 .zuo .shares .share-item .down .tt {
    padding: 0 3px;
  }

  .foot-link {
    gap: 42px;
    margin-top: 40px;
  }

  .foot-link a {
    margin-bottom: 10px;
  }

  .foot2 {
    border-top: 1px solid rgba(255, 255, 255, 0.20);
    padding: 17px 0 20px;
  }

  .foot2 .you a {
    margin: 0 47px 0 0;
  }

  /* -----------------------------------------首页-------------------------------------- */
  .home1 .t1 {
    font-size: 50px;
    letter-spacing: 2px;
    transform: translateY(20%);
  }

  .home1 .letter-o {
    width: 1px;
  }

  .home1 .layer2 {
    padding: 68px 0 0;
  }

  .home1 .icon {
    width: 25px;
    height: 25px;
  }

  .home1 #home1-icon {
    width: 25px;
  }

  .home1 #home1-icon img {
    margin-top: 0;
  }

  .home2 .item .you {
    display: flex;
    flex-wrap: wrap;
    flex: none;
    width: 100%;
    transform: scale(0);
  }

  .home2 .item .zhanwei {
    width: 5%;
    padding-top: 5%;
  }

  .home2 .item .C-wrap {
    height: auto;
    min-height: 0;
    padding: 40px 0;
    margin: 0 auto;
    flex-direction: column-reverse;
  }

  .home2 .item:nth-child(2n) .C-wrap {
    flex-direction: column-reverse;
  }

  .model-wrapper {
    display: none;
  }

  .model {
    width: 335px;
    height: 335px;
    position: static;
    transform: none;
  }

  @keyframes float {
    0% {
      transform: translateY(0px);
    }

    50% {
      transform: translateY(-13px);
    }

    100% {
      transform: translateY(0px);
    }
  }

  .home2 .item .intr .C-title.theme2 {
    margin-top: 5px;
  }

  .home2 .item .intr .t3 {
    margin-top: 10px;
  }

  .home2 .item .intr .t4 {
    margin-top: 39px;
  }

  .home2 .item1 .intr,
  .home2 .item2 .intr {
    width: 100%;
  }
  .home2 .item3 .ul p{
    max-height:none;
    display: -webkit-box;
    display: box;
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }
  .home2 .item3 .intr {
    width: 100%;
    min-height: 600px;
  }

  .home2 .item3 .ul {
    margin-top: 30px;
    width: 100%;
    height: auto;
  }

  .home2 .item3 .ul li {
    padding: 12px 0;
    display: flex;
    flex-wrap: wrap;
  }

  .home2 .item3 .ul li:nth-last-child(n+2) {
    border-bottom: 1px solid #D6D2D2;
  }

  .home2 .item3 .ul li .pic {
    width: 64px;
  }

  .home2 .item3 .ul .inf {
    padding-left: 50px;
    flex: 1;
  }

  .home2 .item3 .ul li.on p {
    max-height: 100px;
  }

  .home2 .item3 .C-btn {
    margin-top: 6px;
  }

  .home2 .item4 .intr {
    width: 100%;
  }

  .home2 .item4 .intr .t5 {
    margin-top: 37px;
  }

  .home2 .item4 .ul {
    margin-top: 22px;
  }

  .home2 .item4 .ul li {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 7px;
  }

  .home2 .item4 .ul li .icon {
    width: 8px;
    margin-right: 5px;
  }

  .home2 .item4 .ul li p {
    flex: 1;
  }

  .home2 .item4 .C-btn {
    margin-top: 38px;
  }

  .home3 .pic img {
    min-height: 150px;
    object-fit: cover;
  }

  .home3 .line {
    height: 56px;
  }

  .home3 .line .text {
    width: 200%;
    height: 100%;
    background: url('/img/home3-2.png') repeat-x left center /227px auto;
    --half: -50%;
  }

  .home4 {
    padding: 73px 0 118px;
  }

  .home4 .t1 {
    width: 100%;
    padding: 0 5px;
    transform: translate(0, 50%);
  }

  .home4 .btn {
    margin-top: 34px;
    padding: 6px 20px;
    border-radius: 25px;
  }

  .home4 .btn .icon {
    width: 23px;
    margin-right: 7px;
  }

  .home4 .btn-tip {
    padding: 4px 8px;
    top: 50%;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 25px;
  }

  .home4 .btn-tip .icon {
    width: 12px;
    margin-right: 7px;
  }

  .home4 .handle {
    width: 100%;
    height: 100%;
    top: 25%;
  }

  .home4 .handle .pic {
    width: 50%;
  }

  .home4 .handle .left {
    transform: translateX(-150px);
  }

  .home4 .handle .right {
    transform: translateX(150px);
  }

  /* -----------------------------------------注释-------------------------------------- */
  .C-banner {
    padding: 10vh 0;
    height: auto;
  }

  .C-banner .t2 {
    margin-top: 20px;
  }

  .C-banner .zuo {
    width: 100%;
  }

  .C-banner .you {
    position: static;
    right: 0;
    top: 50%;
    transform: none;
  }

  .C-banner.pictheme .you {
    position: static;
    right: 5%;
    transform: none;
  }

  #modelBanner {
    width: 90vw;
    height: 90vw;
  }

  .C-banner .you img {
    width: 360px;
  }

  .C-title {
    font-size: 45px;
    letter-spacing: 1px;
  }

  .C-title .gradient {
    background-image: linear-gradient(268deg, #000 0.85%, #000 14.98%, #000 32.51%, #000 70.45%, #000 100%);
  }

  .case2 .pic {
    width: 100%;
  }

  .case2 .item {
    min-height: 0;
    margin-bottom: 40px;
  }

  .case2 .item .box {
    width: 100%;
  }

  .case2 .item:nth-child(2n) .box {
    flex-direction: row-reverse;
  }

  .case2 .intr {
    width: 100%;
    padding-bottom: 14px;
    align-items: flex-start;
    margin-top: 20px;
  }

  .case2 .intr .t2 {
    margin-top: 14px;
  }

  .case2 .intr .t3 {
    margin: 20px 0;
  }

  .case4 .pic {
    width: 100%;
  }

  .case4 .intr {
    width: 100%;
    margin-top: 20px;
  }

  .case4 .intr .t2 {
    margin-top: 30px;
  }


  .case5 .list {
    margin-top: 65px;
  }

  .case5 .list .warpper {
    gap: 40px;
  }

  .case5 .list .item {
    width: 180px;
  }

  .case5 .list .item .intr {
    width: 100%;
    padding: 4px;
    border-radius: 15px 15px 0px 0px;
    transform: translateY(100%);
  }

  .case5 .list .item .intr .t2 {
    transform: translateY(100%);
  }

  .case5 .progress-wrap {
    width: 100%;
  }

  .case5 .progress {
    width: 100%;
    height: 1px;
    margin-top: 30px;
  }

  .case5 .progress::after {
    height: 100%;
  }

  .case6 .zuo {
    padding: 60px 0;
    width: 100%;
  }

  .case6 .zuo .t2 {
    margin-top: 30px;
  }

  .case6 .zuo .t3 {
    margin-top: 12px;
  }

  .case6 .you {
    width: 324px;
    height: 400px;
    gap: 24px;
  }

  .case6 .you::before,
  .case6 .you::after {
    width: 100%;
    height: 70px;
    background: linear-gradient(180deg, #FFF 0%, rgba(255, 255, 255, 0.00) 100%);
    margin-top: -1px;
  }

  .case6 .you::after {
    margin-bottom: -1px;
  }

  .case6 .you .col {
    height: 100%;
  }

  .case6 .you .col .list {
    gap: 24px;
    display: flex;
    flex-direction: column;
  }

  @keyframes aniTop {
    0% {
      transform: translateY(0);
    }

    100% {
      transform: translateY(-50%);
    }
  }

  .case6 .you .col img {
    width: 150px;
    height: 150px;
    border-radius: 10px;
  }

  .case7 {
    padding: 50px 0 88px;
  }

  .case7 .sec1 .zuo {
    width: 100%;
  }

  .case7 .sec1 .zuo .t1 {
    margin-top: 42px;
  }

  .case7 .sec1 .zuo .t2 {
    margin-top: 12px;
  }

  .case7 .sec1 .you {
    width: 100%;
    margin-top: 20px;
  }

  .case7 .sec2 {
    margin-top: 24px;
    justify-content: space-between;
  }

  .case7 .item {
    width: calc(50% - 10px);
    gap: 20px;
  }

  .case7 .item:nth-child(2) {
    flex-direction: column-reverse;
  }

  .case7 .item .pic {
    width: 100%;
  }

  .case7 .item .intr {
    flex: none;
    width: 100%;
    padding: 0;
  }

  .case7 .item .intr .t2 {
    margin-top: 12px;
  }

  .case7 .item .pic::after {
    width: 100%;
    height: 100%;
  }

  .case7 .item.on .pic::after {
    transform: translateY(-100%);
  }

  .case7 .item:nth-child(2).on .pic::after {
    transform: translateY(100%);
  }

  .news2 {
    padding: 59px 0 50px;
  }

  .news2 .tabs {
    gap: 10px;
  }

  .news2 .tab {
    min-width: 100px;
    padding: 0 35px;
    height: 30px;
    border-radius: 20px;
    border: 1px solid #000;
    display: flex;
    flex-wrap: wrap;
  }


  .news2 form {
    height: 35px;
    padding: 0 16px;
    border-radius: 18px;
    border: 1px solid #000;
    margin-top: 20px;
  }

  .news2 form input {
    flex: 1;
  }

  .news2 form .icon {
    width: 15px;
  }

  .news3 {
    padding: 0 0 126px;
  }

  .news3 .item:nth-last-child(n+2) {
    margin-bottom: 30px;
  }

  .news3 .item .pic {
    width: 100%;
  }

  .news3 .item .info {
    padding: 20px 0;
    width: 100%;
    align-items: flex-start;
  }

  .news3 .item .t2 {
    margin-top: 10px;
  }

  .news3 .item .t3 {
    margin: 10px 0;
  }

  /* -----------------------------------------注释-------------------------------------- */
  .ef2 {
    padding: 0 0 95px;
  }

  .ef2 .t2 {
    margin-top: 37px;
  }

  .ef2 .t3 {
    margin-top: 18px;
  }

  .ef2 .t4 {
    margin-top: 32px;
  }

  .ef2 .C-djs {
    margin-top: 20px;
  }

  .C-djs .djs-box {
    font-size: 45px;
  }

  .C-djs.theme2 .djs-box {
    font-size: 40px;
  }

  .C-djs .num {
    gap: 10px;
    display: flex;
    flex-wrap: wrap;
  }

  .C-djs.theme2 .num {
    gap: 8px;
  }

  .C-djs .num span {
    width: 45px;
    height: 65px;
    border-radius: 10px;
    display: flex;
    flex-wrap: wrap;
  }

  .C-djs.theme2 .num span {
    width: 47px;
    height: 60px;
  }

  .C-djs .item .text {
    margin: 0 9px 0 7px;
  }

  .C-djs.theme2 .item .text {
    margin: 0 4px 0 6px;
  }

  .C-djs .item .maohao {
    margin: 0 14px;
  }

  .C-djs.theme2 .item .maohao {
    margin: 0 9px;
  }

  .end-text {
    padding: 20px 40px;
    height: 85px;
    border-radius: 10px;
    display: flex;
    flex-wrap: wrap;
  }

  .ef3 {
    padding: 0 0 60px;
  }

  .ef3 .main {
    margin: 60px 0 95px;
  }

  .ef3 .zuo {
    width: 100%;
    height: 100%;
    background: #FFF;
    z-index: 55;
    padding: 20px 0;
    border-bottom: 1px solid #000;
  }

  .ef3 .zuo .fold-icon {
    width: 22px;
  }

  .ef3 .zuo .list {
    display: none;
    padding-top: 20px;
  }

  .ef3 .zuo .item {
    margin-bottom: 10px;
  }

  .ef3 .zuo .t2 {
    margin-bottom: 10px;
    display: flex;
    font-size: 16px;
  }

  .ef3 .zuo .t3 {
    margin-bottom: 10px;
    font-size: 14px;
  }

  .ef3 .zuo .item .down {
    margin-left: 20px;
  }

  .ef3 .zuo .item.on .t2::before {
    width: 6px;
    height: 6px;
    margin-right: 14px;
  }

  .ef3 .you {
    width: 100%;
  }

  .ef3 .you .y1 {
    margin: 100px 0 30px;
  }

  .ef3 .you .y2 {
    margin: 20px 0 10px;
  }

  .dc2 .zuo {
    width: 100%;
    padding-right: 10px;
  }

  .dc2 .t1 {
    letter-spacing: 1px;
  }

  .dc2 .t2 {
    letter-spacing: 1px;
    margin-top: 3px;
  }

  .dc2 .t3 {
    margin-top: 40px;
  }

  .dc2 .C-djs {
    margin-top: 40px;
  }

  .dc2 .C-btn2 {
    margin-top: 26px;
  }

  .dc2 .you {
    width: 100%;
    height: auto;
    margin-top: 20px;
  }

  .dc2 .you video {
    width: 100%;
    height: 100%;
  }

  .dc3 {
    padding: 0 0 47px;
  }

  .dc3 .zuo {
    width: 200px;
    height: 120px;
    display: none;
  }

  .dc3 .you {
    width: 100%;
  }

  .dc3 .sec2 {
    margin-top: 18px;
  }

  .dc4 .pin {
    padding: 60px 0 80px;
    height: auto;
  }

  .dc4 .list {
    gap: 20px;
    margin-top: 50px;
  }

  .dc4 .item {
    padding: 57px 0 32px;
    border-radius: 10px;
    border: 1px solid #525252;
    margin: 10vh 0;
    position: sticky;
    left: 0;
    top: 10vh;
  }

  .dc4 .item .icon {
    width: 121px;
  }

  .dc4 .t1 {
    margin-top: 20px;
  }

  .dc4 .t2 {
    margin-top: 10px;
  }

  .dc5 .container {
    display: flex;
    width: 100%;
  }

  .dc5 .text {
    font-size: 150px;
    letter-spacing: 4px;
  }

  .dc6 .zuo {
    width: 100%;
    top: 5px;
    height: 100%;
    position: static;
    overflow: visible;
  }

  .dc6 .zuo .pic {
    margin-top: 10px;
  }

  .dc6 .zuo .more {
    height: 39px;
  }

  .dc6 .zuo .more .icon {
    width: 23px;
    margin-left: 10px;
  }

  .dc6 .zuo .more .svg {
    width: 22px;
    transform: translateX(-10px);
  }

  .dc6 .zuo .more:hover .svg {
    transform: translateX(0px);
  }

  .dc6 .you {
    width: 100%;
  }

  .dc6 .you .ev {
    padding: 60px 0 60px;
  }

  .dc6 .you .ev .y1 {
    margin-bottom: 40px;
  }

  .dc6 .you .ev .line {
    border-bottom: 1px solid #000;
  }

  .dc6-ev1 .y3 {
    margin: 10px 0 20px;
  }

  .dc6-ev1 .y4 {
    margin: 20px 0;
  }

  .dc6-ev2 .ul {
    margin-top: -20px;
  }

  .dc6-ev2 .ul li {
    display: flex;
    flex-wrap: wrap;
    padding: 20px 0 20px 40px;
    border-bottom: 1px solid #000;
  }

  .dc6-ev2 .ul li span {
    flex: 1;
  }

  .dc6-ev2 .y3 {
    margin: 60px 0 0 20px;
  }

  .dc6-ev2 .more .icon {
    width: 23px;
    margin-left: 10px;
  }

  .dc6-ev2 .more .svg {
    width: 22px;
    transform: translateX(-10px);
  }

  .dc6-ev2 .more:hover .svg {
    transform: translateX(0px);
  }

  .dc6-ev3 .ul {
    margin-top: -20px;
  }

  .dc6-ev3 .ul li {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 20px 0 20px 40px;
    border-bottom: 1px solid #000;
  }

  .dc6-ev4 .ul {
    margin-top: -20px;
  }

  .dc6-ev4 .ul li {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 20px 0 20px 40px;
    border-bottom: 1px solid #000;
  }

  .dc6-ev5 .y2 {
    margin-top: 20px;
  }

  .dc6-ev6 .y2 {
    margin-top: 20px;
  }
}