@media screen and (max-width:768px) {
  header .menu {
    position: fixed;
    left: -100%;
    top: 0;
    width: 80%;
    height: 100vh;
    background: #fff;
    display: block;
    opacity: 0;
    overflow: auto;
    -webkit-transition: all ease .3s;
    -o-transition: all ease .3s;
    -moz-transition: all ease .3s;
    transition: all ease .3s;
    z-index: 50;
    color: #333;
  }

  header.open .menu {
    left: 0;
    opacity: 1;
  }

  header .menu::before {
    content: '';
    width: 20vw;
    display: block;
    height: 100vh;
    background: rgba(0, 0, 0, 0.4);
    position: fixed;
    left: -20vw;
    top: 0;
    z-index: 50;
    -webkit-transition: all ease .3s;
    -o-transition: all ease .3s;
    -moz-transition: all ease .3s;
    transition: all ease .3s;
  }

  header.open .menu::before {
    left: 80%;
  }

  header .link {
    width: 100%;
    margin-left: 0;
  }

  header .link>a {
    display: block;
    border-bottom: 1px solid #ddd;
    line-height: 50px;
  }

  header .link a {
    padding: 0 20px;
  }

  header .link::after {
    display: none;
    width: 52px;
    height: 10px;
    left: 50%;
    top: 100%;
    margin-top: 14px;
    -webkit-transform: translate(-50%, -50%) scale(0);
    -moz-transform: translate(-50%, -50%) scale(0);
    -o-transform: translate(-50%, -50%) scale(0);
    transform: translate(-50%, -50%) scale(0);
  }

  header .link:hover::after,
  header .link.on::after {
    -webkit-transform: translate(-50%, 0) scale(1);
    -moz-transform: translate(-50%, 0) scale(1);
    -o-transform: translate(-50%, 0) scale(1);
    transform: translate(-50%, 0) scale(1);
  }

  header .down {
    min-width: 80px;
    overflow: hidden;
    padding: 0;
  }

  header .link .down {
    left: 50%;
    top: 100%;
    margin-top: 0;
    -webkit-transform: translate(0, 0);
    -moz-transform: translate(0, 0);
    -o-transform: translate(0, 0);
    transform: translate(0, 0);
    min-width: 160px;
    padding: 0;
    border-radius: 0;
    -webkit-box-shadow: none;
    box-shadow: none;
    position: static;
    opacity: 1;
    width: 100%;
    pointer-events: visible;
    border-bottom: 1px solid #ddd;
    display: none;
  }

  header .link .down::before {
    width: 100%;
    height: 40px;
    bottom: 100%;
  }

  header .link .down a {
    padding: 10px 30px;
    text-align: left;
    font-size: 14px;
    color: #666;
  }

  header .link .down a:not(:last-child) {
    border-bottom: none;
  }

  header .link .down-jt {
    width: 50px;
    height: 50px;
    position: absolute;
    right: 0;
    top: 0;
    background: url('/img/icon-jia.svg') no-repeat center/15px;
  }


  header .link.on .down-jt {
    background: url('/img/icon-jian.svg') no-repeat center/15px;
  }


  :root {
    --head: 60px;
  }

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

  .C-wrap {
    width: 90%;
  }

  .C-btn {
    display: inline-flex;
    flex-wrap: wrap;
  }

  .head1 {
    width: 100%;
    padding: 0 5%;
  }

  .scroll .head1 {
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
  }

  .head1 .logo {
    width: 100px;
  }

  .head1 .logo img {
    width: 100%;
  }

  .head-right {
    gap: 18px;
  }

  .head-icon {
    width: 22px;
    height: 22px;
  }

  .head-btn {
    height: 30px;
    padding: 0 11px;
    border-radius: 500px;
    line-height: 30px;
  }

  .foot1 {
    left: 63px;
    bottom: 24px;
  }

  .home1 {
    width: 100%;
    height: 1000px;
  }

  .home1-bg {
    width: 100%;
    height: 100%;
  }

  .home1-bg img {
    width: 100%;
    height: 100%;
  }

  .home1-mask {
    width: 100%;
    height: 100%;
  }

  .home1 .main {
    padding: 0 5%;
    bottom: 60px;
  }

  .home1-content {}

  .home1-title {
    letter-spacing: 1px;
    margin-bottom: 30px;
  }

  .home1-btns {
    gap: 10px;
  }

  .home1-btn {
    height: 40px;
    padding: 0 28px;
    border-radius: 2px;
    line-height: 40px;
  }

  .btn-border {
    border: 1px solid #fff;
  }

  .home1-cards {
    position: static;
    transform: none;
    grid-template-columns: repeat(2, 1fr);
    gap: 11px 11px;
    width: 100%;
    margin-top: 20px;
  }

  .home1 .foot1 {
    left: 5%;
    bottom: 14px;
  }

  .home1-card {
    width: auto;
    min-height: 220px;
    height: auto;
    padding: 12px 12px 40px;
    border-radius: 10px;
  }

  .home1-card:hover {
    transform: translateY(-3px);
  }

  .card-bg {
    width: 100%;
    height: 100%;
  }

  .card-title {
    margin-bottom: 6px;
  }

  .card-desc {
    width: auto;
    margin-top: 12px;
  }

  .card-arrow {
    left: 12px;
    bottom: 12px;
    width: 33px;
    height: 17px;
    border-radius: 10px;
  }

  .card-arrow img {
    width: 12px;
    height: 12px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%) rotate(-45deg);
  }

  .arrow-blue img {
    filter: brightness(0) saturate(100%) invert(23%) sepia(78%) saturate(1214%) hue-rotate(200deg) brightness(94%) contrast(88%);
  }

  .card-report {
    right: 12px;
    top: 70px;
    width: 64px;
    height: 87px;
  }


  .form-popup {
    width: 100%;
    height: 100%;
  }

  .form-mask {
    width: 100%;
    height: 100%;
  }

  .form-box {
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    width: 90vw;
    padding: 57px 41px 40px;
  }

  .form-popup.act .form-box {
    transform: translate(-50%, -50%) scale(1);
  }

  .form-close {
    right: 20px;
    top: 20px;
    width: 24px;
    height: 24px;
  }

  .form-head {
    margin-bottom: 20px;
  }

  .form-title {
    margin-bottom: 10px;
  }

  .form-body {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-bottom: 20px;
  }

  .form-input {
    width: 100%;
    height: 42px;
    padding: 0 11px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 2px;
  }

  .form-textarea {
    height: 42px;
    padding-top: 10px;
  }

  .form-submit {
    width: 100%;
    height: 42px;
  }

  .form-tips {
    margin-top: 18px;
  }
}