body {
  min-height: 100vh;
  color: #272727;
  font-family: 'Microsoft YaHei', SimSun, Arial, Helvetica, sans-serif;
}

input,
textarea,
select {
  outline-color: #f3920d;
}

h1,
h2,
h3,
h4,
h5,
h6,
p {
  margin: 0;
  font-size: 16px;
}

ul,
ol {
  list-style-type: none;
  margin: 0;
  padding: 0;
}

li {
  padding: 0;
  list-style-type: none;
}

a {
  text-decoration: none;
  color: #272727;
}

* {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
  background-color: #f5f5f5;
}

::-webkit-scrollbar-thumb {
  border-radius: 4px;
  background-color: #cccecf;
}

.flex {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}

.fl {
  float: left !important;
}
.fr {
  float: right !important;
}
.clearfix::after {
  content: '';
  display: block;
  clear: both;
}

@-webkit-keyframes rowup-left {
  0% {
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
  100% {
    -webkit-transform: translate3d(-600px, 0, 0);
    transform: translate3d(-600px, 0, 0);
  }
}

@keyframes rowup-left {
  0% {
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
  100% {
    -webkit-transform: translate3d(-600px, 0, 0);
    transform: translate3d(-600px, 0, 0);
  }
}
@-webkit-keyframes rowup-right {
  0% {
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
  100% {
    -webkit-transform: translate3d(600px, 0, 0);
    transform: translate3d(600px, 0, 0);
  }
}
@keyframes rowup-right {
  0% {
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
  100% {
    -webkit-transform: translate3d(600px, 0, 0);
    transform: translate3d(600px, 0, 0);
  }
}

@media screen and (min-width: 768px) {
  html {
    font-size: 16px !important;
  }

  .only-mobile {
    display: none !important;
  }

  .container {
    width: 1200px;
    margin: 0 auto;
  }

  .mt18 {
    margin-top: 18px;
  }

  .mr18 {
    margin-right: 18px;
  }

  .mb18 {
    margin-bottom: 18px;
  }

  .ml18 {
    margin-left: 18px;
  }

  .section-title {
    position: relative;
    text-align: center;
    height: 70px;
    margin: 100px 0 60px;
    img {
      display: block;
      height: 58px;
      margin: 0 auto;
    }
    h3 {
      position: absolute;
      left: 50%;
      bottom: 0;
      -webkit-transform: translateX(-50%);
      transform: translateX(-50%);
      font-size: 41px;
      font-weight: normal;
      font-weight: bold;
    }
  }

  .banner {
    &.swiper-container {
      width: 100%;
      height: 700px;

      .swiper-slide {
        img {
          display: block;
          height: 100%;
        }
      }

      .swiper-pagination-bullet {
        width: 10px;
        height: 10px;
        background: #fff;
        -webkit-box-sizing: border-box;
        box-sizing: border-box;
        border: 1px solid #000;

        &.swiper-pagination-bullet-active {
          background: #000;
        }
      }
    }

    &.single {
      width: 100%;
      height: 530px;

      img {
        display: block;
        height: 530px;
      }
    }
  }

  // 导航菜单
  .navbar {
    height: 90px;
    background-color: #fff;
    position: -webkit-sticky;
    position: sticky;
    left: 0;
    top: 0;
    z-index: 90;
    .container {
      width: 100%;
      -webkit-box-sizing: border-box;
      box-sizing: border-box;
      padding: 0 40px;
      height: 90px;
      display: -webkit-box;
      display: -ms-flexbox;
      display: flex;
      -webkit-box-pack: justify;
      -ms-flex-pack: justify;
      justify-content: space-between;
      -webkit-box-align: center;
      -ms-flex-align: center;
      align-items: center;
    }

    .navbar-header {
      .logo {
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-pack: center;
        -ms-flex-pack: center;
        justify-content: center;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
        h1 {
          font-size: 0;
        }
        img {
          display: block;
          // width: 64px;
          height: 42px;
        }
      }
    }
    .navbar-collapse {
      .nav {
        position: relative;
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-pack: center;
        -ms-flex-pack: center;
        justify-content: center;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;

        & > li {
          margin-left: 116px;
          position: relative;

          &::after {
            content: '';
            display: none;
            width: 28px;
            height: 3px;
            background: #f3920d;
            position: absolute;
            left: 50%;
            bottom: 0;
            -webkit-transform: translateX(-50%);
            transform: translateX(-50%);
          }

          &.active {
            & > a {
              color: #f3920d;
            }
            &::after {
              display: block;
            }
          }

          &:hover {
            & > a {
              color: #f3920d;
            }
            &::after {
              display: block;
            }
          }

          &:first-child {
            margin-left: 0;
          }
          & > a {
            height: 66px;
            display: block;
            span {
              display: block;
              text-align: center;

              &:first-child {
                font-size: 28px;
              }

              &:last-child {
                font-size: 20px;
                margin-top: 2px;
              }
            }
          }
        }

        .dropdown {
          position: relative;

          &:hover {
            .dropdown-menu {
              display: block;
            }
          }

          .dropdown-menu {
            display: none;
            top: 66px;
            position: absolute;
            background: #fff;
            left: 50%;
            -webkit-transform: translateX(-50%);
            transform: translateX(-50%);

            & > li {
              &:hover {
                background: #f3920d;
                & > a {
                  color: #fff;
                }
                .dropdown-submenu {
                  display: block;
                }
              }

              & > a {
                display: block;
                line-height: 50px;
                text-align: center;
                width: 128px;
                font-size: 20px;
              }
            }

            .submenu-toggle {
              background: url(/img/icon-arrow-right.png) no-repeat;
              background-position: 98% center;
              background-size: 18px;
            }

            .dropdown-submenu {
              display: none;
              position: absolute;
              top: 0;
              left: 128px;
              background: #fff;
              width: 220px;
              min-height: 200px;
              -webkit-box-sizing: border-box;
              box-sizing: border-box;
              // padding: 16px 24px 16px 23px;
              padding: 10px 24px;
              border-left: 1px solid #e8e8e8;

              & > li {
                // float: left;
                // &:nth-child(2n) {
                //   margin-right: 0;
                // }

                // &:nth-child(1),
                // &:nth-child(2) {
                //   margin-top: 0;
                // }
                margin: 9px 0;

                & > a {
                  display: block;
                  line-height: 32px;
                  text-align: center;
                  background: #eee;
                  color: #000;
                  font-size: 14px;

                  &:hover {
                    color: #f3920d;
                    background-color: rgba(243, 146, 13, 0.3);
                  }
                }
              }
            }
          }
        }
      }
    }
  }

  // 底部区域
  .footer {
    margin-top: 120px;
    padding-top: 42px;
    background: #1b1b1b;

    .container {
      width: 1650px;
      .section {
        margin-right: 34px;
        float: left;

        .logo {
          img {
            &:first-child {
              width: 188px;
            }

            &:last-child {
              width: 136px;
              margin-left: 30px;
            }
          }
        }

        .item {
          position: relative;
          margin-top: 20px;
          padding-left: 44px;
          font-size: 25px;
          color: #fff;
          font-weight: lighter;

          &::before {
            content: '';
            display: block;
            width: 27px;
            height: 27px;
            position: absolute;
            left: 0;
            top: 50%;
            -webkit-transform: translateY(-50%);
            transform: translateY(-50%);
            background-repeat: no-repeat;
            background-position: center;
            background-size: 27px;
          }

          &.mobile {
            &::before {
              background-image: url(/img/icon-mobile.png);
            }
            span {
              &:last-child {
                margin-left: 16px;
              }
            }
          }

          &.email {
            &::before {
              background-image: url(/img/icon-email.png);
            }
          }

          &.address {
            &::before {
              background-image: url(/img/icon-address.png);
            }
          }

          &.contact {
            &::before {
              background-image: url(/img/icon-contact.png);
            }
          }

          &.site {
            &::before {
              background-image: url(/img/icon-site.png);
            }
          }
        }
      }

      .nav {
        margin-left: 86px;
        float: left;

        li {
          text-align: left;
          margin-top: 14px;
          &:first-child {
            margin-top: 12px;
          }
          a {
            font-size: 20px;
            font-weight: lighter;
            color: #fff;
            text-transform: uppercase;
            &:hover {
              color: #f3920d;
            }
          }
        }
      }

      .qrcode-content {
        float: right;
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-pack: center;
        -ms-flex-pack: center;
        justify-content: center;
        -webkit-box-align: start;
        -ms-flex-align: start;
        align-items: flex-start;
        margin-top: 80px;
        .qrcode {
          width: 150px;
          text-align: center;
          margin-left: 25px;
          img {
            width: 119px;
            height: 119px;
            background-color: #fff;
          }
          .tip {
            font-size: 25px;
            color: #ffffff;
            margin-top: 11px;
            text-align: center;
            font-weight: lighter;
          }
        }
      }
    }

    .line {
      width: 1784px;
      margin: 0 auto;
      height: 1px;
      background-color: #fff;
      margin-top: 40px;
    }

    .link {
      display: -webkit-box;
      display: -ms-flexbox;
      display: flex;
      -webkit-box-pack: center;
      -ms-flex-pack: center;
      justify-content: center;
      -webkit-box-align: center;
      -ms-flex-align: center;
      align-items: center;
      i {
        display: block;
        height: 10px;
        width: 1px;
        background-color: rgba(255, 255, 255, 0.4);
        margin: 0 16px;
      }
      a {
        color: rgba(255, 255, 255, 0.4);
        font-size: 12px;
        &:hover {
          color: #f3920d;
        }
      }
    }

    .copyright {
      text-align: center;
      color: #bebebe;
      font-size: 22px;
      font-weight: lighter;
      line-height: 64px;
      a {
        // color: rgba(255, 255, 255, 0.8);
        color: #fff;
        text-decoration: underline;
      }
      * {
        margin: 0 24px;
      }
    }
  }
}

@media screen and (max-width: 768px) {
  html {
    font-size: 50px;
  }

  .only-pc {
    display: none !important;
  }

  .scroll-box {
    overflow-x: auto;
    white-space: nowrap;
    font-size: 0;

    &::-webkit-scrollbar {
      width: 0;
      height: 0;
    }

    &::-webkit-scrollbar-thumb {
      display: none;
    }
  }

  .section-title {
    position: relative;
    text-align: center;
    height: 0.64rem;
    margin: 1rem 0 0.65rem;
    img {
      display: block;
      height: 0.58rem;
      margin: 0 auto;
    }
    h3 {
      position: absolute;
      left: 50%;
      bottom: 0;
      -webkit-transform: translateX(-50%);
      transform: translateX(-50%);
      font-size: 0.34rem;
      font-weight: bold;
    }
  }

  .banner {
    &.swiper-container {
      width: 7.5rem;
      height: 2.74rem;

      .swiper-slide {
        img {
          display: block;
          width: 7.5rem;
          height: 2.74rem;
        }
      }

      .swiper-pagination {
        bottom: 0;

        .swiper-pagination-bullet {
          width: 0.1rem;
          height: 0.1rem;
          background: #fff;
          -webkit-box-sizing: border-box;
          box-sizing: border-box;
          border: 0.01rem solid #000;

          &.swiper-pagination-bullet-active {
            background: #000;
          }
        }
      }
    }

    &.single {
      width: 100%;
      height: 2.08rem;

      img {
        display: block;
        width: 100%;
        height: 2.08rem;
      }
    }
  }

  // 导航菜单
  .navbar {
    font-size: 0.26rem;
    height: 1.04rem;
    background: #fff;
    // overflow-x: hidden;
    position: -webkit-sticky;
    position: sticky;
    left: 0;
    top: 0;
    z-index: 90;

    .navbar-header {
      position: relative;
      z-index: 2;
      display: -webkit-box;
      display: -ms-flexbox;
      display: flex;
      -webkit-box-pack: justify;
      -ms-flex-pack: justify;
      justify-content: space-between;
      -webkit-box-align: center;
      -ms-flex-align: center;
      align-items: center;
      background: #fff;

      .logo {
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-pack: center;
        -ms-flex-pack: center;
        justify-content: center;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
        width: 2rem;
        height: 1.04rem;
        background: #f3920d;
        h1 {
          font-size: 0;
        }
        img {
          display: block;
          width: 1.78rem;
        }
      }

      .navbar-toggle {
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-pack: center;
        -ms-flex-pack: center;
        justify-content: center;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
        .name {
          font-size: 0.3rem;
          color: #f3920d;
          margin-right: 0.16rem;
        }
        .icon-bar {
          display: inline-block;
          width: 0.48rem;
          height: 0.48rem;
          background: url(/img/icon-menu.png) no-repeat center;
          background-size: 0.42rem;
          font-size: 0;
          margin-right: 0.32rem;
          margin-bottom: 0.03rem;
        }
        &[aria-expanded='true'] {
          .icon-bar {
            background-image: url(/img/icon-menu-close.png);
            background-size: 0.48rem;
          }
          .name {
            display: none;
          }
        }
      }
    }

    .navbar-collapse {
      display: none;
      position: absolute;
      width: 100%;
      height: 100vh;
      overflow-y: auto;
      -webkit-box-sizing: border-box;
      box-sizing: border-box;
      padding-left: 1.34rem;
      right: 0;
      top: 0;
      z-index: 1;
      background-color: transparent;
      -webkit-transition: background-color 0.2s;
      transition: background-color 0.2s;

      &::-webkit-scrollbar {
        width: 2px;
        height: 2px;
        background-color: #f5f5f5;
      }

      &::-webkit-scrollbar-thumb {
        border-radius: 2px;
        background-color: #cccecf;
      }

      .nav {
        background: #fff;
        padding: 0.48rem;
        padding-top: 1.04rem;
        -webkit-box-sizing: border-box;
        box-sizing: border-box;
        min-height: 100vh;

        li {
          a {
            display: block;
          }
        }

        & > li {
          border-top: 0.01rem solid #d8d8d8;
          border-bottom: 0.01rem solid #d8d8d8;
          & > a {
            font-size: 0.3rem;
            line-height: 1rem;

            span {
              &:last-child {
                display: none;
              }
            }
          }
        }
        .dropdown {
          .dropdown-toggle {
            background-image: url(/img/icon-menu-arrow-down.png);
            background-position: right center;
            background-size: 0.48rem;
            background-repeat: no-repeat;
          }

          &.open {
            .dropdown-toggle {
              background-image: url(/img/icon-menu-arrow-up.png);
            }
          }

          .dropdown-menu {
            display: none;
            padding-bottom: 0.24rem;
            & > li {
              & > a {
                line-height: 0.66rem;
                color: #666666;
              }
            }
          }

          .dropdown-submenu {
            padding: 0.24rem 0;

            li {
              float: left;
              margin-right: 0.4rem;
              margin-top: 0.24rem;
              &:nth-child(2n) {
                margin-right: 0;
              }
              &:nth-child(-n + 2) {
                margin-top: 0;
              }
              a {
                line-height: 0.56rem;
                width: 2.08rem;
                height: 0.56rem;
                background: #f7f7f7;
                text-align: center;
                color: #666666;
              }
            }
          }
        }
      }
    }
  }

  // 底部区域
  .footer {
    position: relative;
    background: #050001;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    margin-top: 1rem;

    .container {
      width: 6.86rem;
      margin: 0 auto;
      position: relative;

      .logo {
        img {
          &:first-child {
            width: 1.88rem;
          }

          &:last-child {
            width: 1.36rem;
          }
        }
      }

      .title {
        font-size: 0.3rem;
        color: #fff;
        margin-top: 0.46rem;
      }

      .section {
        opacity: 0.8;
        width: 100%;
        padding: 0.32rem 0;
        margin-top: 3.8rem;
        border: 0.01rem solid #fff;
        border-left: 0;
        border-right: 0;
        border-bottom-color: rgba(255, 255, 255, 0.3);
        .item {
          position: relative;
          margin-top: 0.25rem;
          padding-left: 0.6rem;
          font-size: 0.24rem;
          color: #fff;

          &:nth-child(2) {
            margin-top: 0;
          }

          &::before {
            content: '';
            display: block;
            width: 0.4rem;
            height: 0.4rem;
            position: absolute;
            left: 0;
            top: 50%;
            -webkit-transform: translateY(-50%);
            transform: translateY(-50%);
            background-repeat: no-repeat;
            background-position: center;
            background-size: 0.4rem;
          }

          &.mobile {
            &::before {
              background-image: url(/img/icon-mobile.png);
            }
            span {
              &:last-child {
                margin-left: 0.4rem;
              }
            }
          }

          &.email {
            &::before {
              background-image: url(/img/icon-email.png);
            }
          }

          &.address {
            &::before {
              background-image: url(/img/icon-address.png);
            }
          }

          &.contact {
            &::before {
              background-image: url(/img/icon-contact.png);
            }
          }

          &.site {
            &::before {
              background-image: url(/img/icon-site.png);
            }
          }
        }
      }

      .nav {
        opacity: 0.8;
        position: absolute;
        top: 2.11rem;

        &.first {
          left: 0;
        }

        &.second {
          left: 3.91rem;
        }
        li {
          margin-top: 0.24rem;
          a {
            display: block;
            font-size: 0.24rem;
            color: #fff;
          }
        }
      }

      .qrcode-content {
        position: absolute;
        right: 0;
        bottom: -2.04rem;
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-pack: center;
        -ms-flex-pack: center;
        justify-content: center;

        .qrcode {
          &:first-child {
            margin-right: 0.16rem;
          }
          img {
            display: block;
            width: 1.19rem;
            height: 1.19rem;
            background-color: #fff;
          }
          .tip {
            font-size: 0.2rem;
            color: #ffffff;
            margin-top: 0.16rem;
            text-align: center;
            opacity: 0.8;
          }
        }
      }
    }

    .copyright {
      width: 100%;
      -webkit-box-sizing: border-box;
      box-sizing: border-box;
      text-align: left;
      color: #fff;
      font-size: 0.2rem;
      padding: 0.4rem;
      opacity: 0.8;
      a {
        width: 4.2rem;
        color: #fff;
      }
      * {
        display: block;
        margin-bottom: 0.16rem;
      }
    }
  }
}