/* about */
.about {
  height: 100%;
  /* top */
  /* banner */
  /* history */
  /* main */
  /* join */
  /* map */
  /* cooperation */
  /* about_footerWrap */ }
  .about .banxin {
    width: 1200px;
    margin: 0 auto; }
  .about .topWrap {
    width: 100%;
    height: 99px;
    position: fixed;
    z-index: 100; }
    .about .topWrap .top {
      height: 99px;
      display: flex;
      justify-content: space-between; }
      .about .topWrap .top .top-logo {
        height: 100%;
        display: flex;
        align-items: center; }
        .about .topWrap .top .top-logo img {
          height: 40px; }
        .about .topWrap .top .top-logo .top_logo_default {
          display: block; }
        .about .topWrap .top .top-logo .top_logo_slide {
          display: none; }
      .about .topWrap .top .top-nav {
        display: flex;
        font-size: 18px;
        font-weight: 400; }
        .about .topWrap .top .top-nav li {
          height: 99px;
          padding: 0 20px;
          display: flex;
          flex-direction: column;
          align-items: center; }
          .about .topWrap .top .top-nav li a {
            flex: 1;
            color: #fff;
            line-height: 96px;
            cursor: pointer; }
          .about .topWrap .top .top-nav li span {
            display: inline-block;
            width: 24px;
            height: 3px; }
          .about .topWrap .top .top-nav li .top-nav-active {
            background: #fff; }
  .about .topWrap_scroll {
    background-color: #fff;
    border-bottom: 1px solid #f6f6f6; }
    .about .topWrap_scroll .top .top-logo .top_logo_default {
      display: none; }
    .about .topWrap_scroll .top .top-logo .top_logo_slide {
      display: block; }
    .about .topWrap_scroll .top .top-nav li a {
      color: #222; }
    .about .topWrap_scroll .top .top-nav li .top-nav-active {
      background: #222; }
  .about .bannerWrap {
    height: 560px;
    background: url("../../image/about/banner.png") no-repeat;
    background-size: 100%;
    overflow: hidden; }
    .about .bannerWrap .banner {
      height: 560px;
      position: relative; }
      .about .bannerWrap .banner .banner_img {
        margin-left: -360px; }
      .about .bannerWrap .banner .banner_title {
        font-size: 64px;
        font-weight: 500;
        color: #ffffff;
        line-height: 85px;
        position: absolute;
        top: 197px;
        left: 0; }
      .about .bannerWrap .banner .banner_desc {
        width: 400px;
        font-size: 12px;
        font-weight: 400;
        color: #ffffff;
        line-height: 24px;
        position: absolute;
        top: 336px;
        left: 0; }
  .about .history {
    height: 350px;
    overflow: hidden; }
    .about .history h4 {
      font-size: 24px;
      font-weight: 500;
      color: #05041a;
      line-height: 33px;
      margin-top: 83px; }
    .about .history .history_xian {
      height: 8px;
      background-color: #eeeeee;
      margin-top: 50px; }
    .about .history .history_ul {
      width: 100%;
      position: relative;
      top: -18px; }
      .about .history .history_ul li {
        width: 240px;
        margin: 0 30px;
        float: left; }
        .about .history .history_ul li .item_logo {
          width: 28px;
          height: 28px;
          border-radius: 50%;
          background-color: #1043e7; }
        .about .history .history_ul li h5 {
          font-size: 24px;
          font-weight: 500;
          color: #05041a;
          line-height: 33px;
          margin-top: 24px; }
        .about .history .history_ul li p {
          font-size: 12px;
          font-weight: 400;
          color: #05041a;
          line-height: 17px;
          margin-top: 10px; }
  .about .mainWrap {
    height: 560px;
    background-color: #f6f6f6; }
    .about .mainWrap .main {
      height: 100%;
      position: relative; }
      .about .mainWrap .main .main_img_left {
        height: 560px;
        float: left; }
      .about .mainWrap .main .main_img_right {
        width: 200px;
        float: left;
        margin: 360px 0 0 600px; }
      .about .mainWrap .main .main_item {
        width: 740px;
        height: 360px;
        background-color: #fff;
        padding-left: 60px;
        position: absolute;
        top: 100px;
        left: 300px; }
        .about .mainWrap .main .main_item h4 {
          font-size: 24px;
          font-weight: 500;
          color: #222222;
          line-height: 33px;
          margin-top: 60px; }
        .about .mainWrap .main .main_item span {
          font-size: 12px;
          font-weight: 400;
          color: #222222;
          line-height: 17px;
          display: block;
          margin: 24px 0 40px; }
        .about .mainWrap .main .main_item p {
          width: 700px;
          font-size: 14px;
          font-weight: 400;
          color: #222222;
          line-height: 40px; }
  .about .join {
    height: 836px;
    overflow: hidden; }
    .about .join .join_title {
      font-size: 24px;
      font-weight: 500;
      color: #05041a;
      line-height: 48px;
      margin-top: 80px; }
    .about .join .join_swiper {
      margin-top: 24px;
      overflow: hidden;
      position: relative; }
      .about .join .join_swiper .join_desc {
        font-size: 12px;
        font-weight: 400;
        color: #05041a;
        line-height: 24px;
        margin-bottom: 60px; }
      .about .join .join_swiper .join_swiper_botton {
        position: absolute;
        top: 0;
        right: 0; }
        .about .join .join_swiper .join_swiper_botton img {
          width: 32px;
          cursor: pointer; }
      .about .join .join_swiper .swiper-wrapper {
        height: 100%; }
        .about .join .join_swiper .swiper-wrapper .swiper-slide .swiper_item {
          width: 350px;
          margin-right: 15px;
          height: 420px;
          float: left;
          background-color: #f6f6f6;
          padding: 50px 20px;
          display: flex;
          flex-direction: column;
          justify-content: space-around; }
          .about .join .join_swiper .swiper-wrapper .swiper-slide .swiper_item .swiper_item_content {
            height: 55px;
            overflow: hidden; }
            .about .join .join_swiper .swiper-wrapper .swiper-slide .swiper_item .swiper_item_content .title {
              font-size: 18px;
              font-weight: 500;
              color: #05041a;
              line-height: 25px;
              text-align: center; }
            .about .join .join_swiper .swiper-wrapper .swiper-slide .swiper_item .swiper_item_content .desc {
              font-size: 12px;
              font-weight: 400;
              color: #05041a;
              line-height: 17px;
              text-align: center;
              margin-top: 13px; }
            .about .join .join_swiper .swiper-wrapper .swiper-slide .swiper_item .swiper_item_content .swiper_item_content_hover {
              opacity: 0;
              margin-top: 24px;
              transition: all 1s; }
              .about .join .join_swiper .swiper-wrapper .swiper-slide .swiper_item .swiper_item_content .swiper_item_content_hover p {
                font-size: 12px;
                font-weight: bold;
                color: #ffffff;
                line-height: 24px; }
              .about .join .join_swiper .swiper-wrapper .swiper-slide .swiper_item .swiper_item_content .swiper_item_content_hover .mail {
                font-size: 12px;
                font-weight: 500;
                color: #ffffff;
                line-height: 17px;
                margin-top: 22px; }
          .about .join .join_swiper .swiper-wrapper .swiper-slide .swiper_item .add {
            color: #000;
            font-size: 20px;
            text-align: center; }
        .about .join .join_swiper .swiper-wrapper .swiper-slide .swiper_item:nth-last-child(1) {
          margin-right: 0; }
        .about .join .join_swiper .swiper-wrapper .swiper-slide .swiper_item:hover {
          background-color: #1041e5;
          color: #fff; }
          .about .join .join_swiper .swiper-wrapper .swiper-slide .swiper_item:hover .swiper_item_content {
            flex: 1; }
            .about .join .join_swiper .swiper-wrapper .swiper-slide .swiper_item:hover .swiper_item_content .title,
            .about .join .join_swiper .swiper-wrapper .swiper-slide .swiper_item:hover .swiper_item_content .desc {
              color: #fff;
              text-align: left; }
          .about .join .join_swiper .swiper-wrapper .swiper-slide .swiper_item:hover .swiper_item_content_hover {
            opacity: 1; }
          .about .join .join_swiper .swiper-wrapper .swiper-slide .swiper_item:hover .add {
            opacity: 0; }
  .about .mapWrap {
    overflow: hidden;
    height: 480px;
    background: url("../../image/about/product_map.png") no-repeat;
    background-size: 100%; }
    .about .mapWrap .map img {
      margin-left: -360px; }
  .about .cooperationWrap {
    height: 360px;
    background-color: #f6f6f6; }
    .about .cooperationWrap .cooperation {
      height: 100%;
      overflow: hidden;
      position: relative;
      top: -160px; }
      .about .cooperationWrap .cooperation .cooperation_left {
        width: 780px;
        height: 100%;
        float: left;
        background-color: #fff;
        padding-left: 60px; }
        .about .cooperationWrap .cooperation .cooperation_left h4 {
          font-size: 24px;
          font-weight: 500;
          color: #05041a;
          line-height: 48px;
          margin: 60px 0 40px; }
        .about .cooperationWrap .cooperation .cooperation_left p {
          font-size: 12px;
          font-weight: 400;
          color: #05041a;
          line-height: 24px;
          margin-bottom: 12px; }
      .about .cooperationWrap .cooperation .cooperation_right {
        width: 315px;
        height: 100%;
        float: left;
        padding-left: 45px;
        background-color: #2e3953; }
        .about .cooperationWrap .cooperation .cooperation_right h5 {
          font-size: 24px;
          font-weight: 500;
          color: #ffffff;
          line-height: 48px;
          margin: 60px 0 40px; }
        .about .cooperationWrap .cooperation .cooperation_right p {
          font-size: 12px;
          font-weight: 400;
          color: #ffffff;
          line-height: 24px;
          margin-bottom: 12px; }
  .about .about_footerWrap {
    height: 196px;
    background-color: #0f1530; }
    .about .about_footerWrap .about_footer {
      height: 100%;
      display: flex;
      align-items: center; }
      .about .about_footerWrap .about_footer .about_footer_left {
        flex: 1;
        height: 100%; }
        .about .about_footerWrap .about_footer .about_footer_left h3 {
          font-size: 18px;
          font-weight: 400;
          color: #ffffff;
          line-height: 25px;
          letter-spacing: 1px;
          margin-top: 36px; }
        .about .about_footerWrap .about_footer .about_footer_left p {
          font-size: 12px;
          font-weight: 400;
          color: #999999;
          line-height: 17px;
          margin-top: 10px; }
          .about .about_footerWrap .about_footer .about_footer_left p a {
            margin-right: 20px;
            color: #999999; }
            .about .about_footerWrap .about_footer .about_footer_left p a:hover {
              color: #fff; }
            .about .about_footerWrap .about_footer .about_footer_left p a:nth-child(2) {
              margin-left: 20px; }
        .about .about_footerWrap .about_footer .about_footer_left ul {
          margin-top: 40px; }
          .about .about_footerWrap .about_footer .about_footer_left ul li {
            float: left;
            border-left: 1px solid #999;
            padding: 0 9px; }
            .about .about_footerWrap .about_footer .about_footer_left ul li a {
              font-size: 12px;
              font-weight: 400;
              color: #ffffff;
              line-height: 17px; }
          .about .about_footerWrap .about_footer .about_footer_left ul li:nth-child(1) {
            padding-left: 0;
            border-left: none; }
      .about .about_footerWrap .about_footer .about_footer_right {
        width: 124px;
        height: 124px; }