.main .banner {
  width: 100%;
  height: 37.500vw;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  color: #fff;
  text-align: center; }
  .main .banner h3 {
    font-size: 2.708vw;
    margin-bottom: 1.250vw; }
  .main .banner p {
    width: 26.250vw;
    font-size: 1.250vw;
    text-shadow: 0px 2px 2px rgba(0, 109, 161, 0.5);
    font-family: PingFang SC-Regular, PingFang SC; }
  @media screen and (min-width: 320px) and (max-width: 767px) {
    .main .banner {
      height: 9.03rem; }
      .main .banner h3 {
        font-size: 0.54rem; }
      .main .banner p {
        width: 7.05rem;
        font-size: 0.34rem; } }
  @media screen and (min-width: 768px) and (max-width: 1180px) {
    .main .banner {
      height: 600px;
      padding: 0 42px; }
      .main .banner h3 {
        font-size: 36px;
        margin-bottom: 20px; }
      .main .banner p {
        width: 440px;
        font-size: 21px; } }

.main .product {
  margin-top: 4.167vw;
  margin-bottom: 1.563vw;
  display: flex;
  align-items: flex-start;
  justify-content: space-between; }
  .main .product .right {
    margin-right: 12.500vw;
    font-size: 0;
    width: calc(28.646vw * 2); }
    .main .product .right .list .item {
      display: inline-block;
      vertical-align: top;
      background-color: rgba(215, 217, 220, 0.3);
      width: 27.083vw;
      height: 33vw;
      padding: 1.042vw 1.042vw 0;
      text-align: center;
      margin-right: 3.125vw;
      margin-bottom: 2.604vw;
      cursor: pointer; }
      .main .product .right .list .item .img {
        width: 25.000vw;
        height: 26.042vw;
        display: flex;
        justify-content: center;
        align-items: center;
        overflow: hidden; }
        .main .product .right .list .item .img img {
          height: 100%;
          width: auto; }
        @media screen and (min-width: 768px) and (max-width: 1180px) {
          .main .product .right .list .item .img {
            width: 100%;
            height: 700px; } }
        @media screen and (min-width: 320px) and (max-width: 767px) {
          .main .product .right .list .item .img {
            width: 100%;
            height: 9.24rem; } }
      .main .product .right .list .item:nth-child(2n-0) {
        margin-right: 0; }
      .main .product .right .list .item h3 {
        font-size: 1.042vw;
        margin-top: 0.833vw;
        color: #444; }
      .main .product .right .list .item p {
        font-size: 0.729vw;
        color: #9A9EA4;
        margin-top: 0.313vw;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 2;
        overflow: hidden;
        text-overflow: ellipsis; }
    .main .product .right .pages .pagination {
      display: flex;
      justify-content: center; }
      .main .product .right .pages .pagination li {
        width: 40px;
        height: 40px;
        cursor: pointer;
        border-radius: 5px;
        display: flex;
        font-size: 16px;
        justify-content: center;
        align-items: center;
        border: 1px solid #e6e6e6;
        background-color: #fff;
        margin-right: 10px; }
        .main .product .right .pages .pagination li a {
          color: #000; }
      .main .product .right .pages .pagination .disabled {
        cursor: not-allowed; }
      .main .product .right .pages .pagination .active {
        background-color: #69d1f3;
        border-color: #69d1f3;
        color: #fff; }
  .main .product .left {
    margin-left: 12.500vw;
    width: 11.458vw;
    background-color: rgba(42, 113, 255, 0.06); }
    .main .product .left .logo {
      height: 6.250vw;
      display: flex;
      justify-content: center;
      align-items: center;
      background-color: #69d1f3; }
    .main .product .left .nav {
      padding: 0 0 1.875vw; }
      .main .product .left .nav-item {
        display: block;
        font-size: 0.833vw;
        margin-top: 1.563vw;
        color: #444; }
        .main .product .left .nav-item .title {
          display: flex;
          align-items: flex-start;
          padding: 0 1.250vw;
          font-size: 1.042vw;
          font-weight: bold;
          cursor: pointer; }
          .main .product .left .nav-item .title img {
            margin-left: 0.521vw;
            transition: transform .5s;
            transform: rotate(180deg); }
        .main .product .left .nav-item .menu {
          overflow: hidden;
          transition: height .5s; }
          .main .product .left .nav-item .menu-item {
            text-align: center;
            margin-bottom: 1.042vw;
            font-family: PingFang SC-Medium, PingFang SC;
            cursor: pointer; }
            .main .product .left .nav-item .menu-item:nth-child(1) {
              margin-top: 1.563vw; }
            .main .product .left .nav-item .menu-item:last-child {
              margin-bottom: 0; }
          .main .product .left .nav-item .menu .menu-active {
            position: relative; }
            .main .product .left .nav-item .menu .menu-active::before {
              content: '';
              width: 4px;
              background-color: #69d1f3;
              position: absolute;
              left: 0;
              top: 0;
              bottom: 0; }
      .main .product .left .nav .active {
        color: #69d1f3; }
  @media screen and (min-width: 320px) and (max-width: 1180px) {
    .main .product {
      margin-top: 0;
      margin-bottom: 0; }
      .main .product .left {
        display: none; }
      .main .product .right {
        margin-right: 0;
        width: 100%; }
        .main .product .right .list .item {
          height: initial;
          padding: 0.41rem;
          display: block;
          width: initial;
          margin-right: 0;
          margin-bottom: 0.26rem; }
          .main .product .right .list .item:last-child {
            margin-bottom: 0; }
          .main .product .right .list .item h3 {
            font-size: 0.39rem;
            margin-top: 0.31rem;
            margin-bottom: 0.18rem; }
          .main .product .right .list .item p {
            font-size: 0.31rem; }
        .main .product .right .pages {
          margin: 0.39rem 0; }
          .main .product .right .pages .pagination li {
            width: 1.03rem;
            height: 1.03rem; } }
  @media screen and (min-width: 768px) and (max-width: 1180px) {
    .main .product .right {
      width: 100%; }
      .main .product .right .list .item {
        height: initial;
        padding: 50px 46px 40px; }
        .main .product .right .list .item h3 {
          font-size: 26px;
          margin-bottom: 10px;
          margin-top: 33px; }
        .main .product .right .list .item p {
          font-size: 21px; }
      .main .product .right .pages {
        margin: 30px 0; }
        .main .product .right .pages .pagination li {
          width: 50px;
          height: 50px;
          font-size: 20px; } }