.banner {
  position: relative; }
  .banner::after {
    content: '';
    display: block;
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 28.6979166667vw;
    opacity: 0.6;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, #000 100%); }
  .banner .bg {
    display: block;
    width: 100%;
    height: 44.7916666667vw;
    object-fit: cover; }
  .banner .text {
    position: absolute;
    width: 100%;
    bottom: 14.7395833333vw;
    padding: 0 5%;
    color: white;
    text-align: center;
    z-index: 5; }
    .banner .text .p1 {
      font-weight: 500;
      margin-bottom: 0.4166666667vw; }
    .banner .text .p2 {
      font-weight: 300;
      line-height: 2; }

.sec1 {
  background: rgba(217, 217, 217, 0.2); }
  .sec1 .sec1_top {
    padding: 10.46875vw 0 7.2395833333vw; }
    .sec1 .sec1_top .title {
      color: #000;
      text-align: center;
      font-weight: 500;
      margin-bottom: 2.34375vw; }
    .sec1 .sec1_top .des {
      width: 63.1770833333vw;
      color: #666;
      text-align: center;
      font-weight: 300;
      line-height: 2;
      margin: 0 auto; }
  .sec1 .box .fix {
    width: 100%;
    height: 100vh;
    position: sticky;
    top: 0;
    overflow: hidden; }
    .sec1 .box .fix .bg {
      width: 100%;
      height: 100%;
      position: absolute;
      top: 0;
      left: 0; }
      .sec1 .box .fix .bg img {
        display: block;
        width: 100%;
        height: 100%;
        object-fit: cover; }
    .sec1 .box .fix .corrwise {
      width: 100%;
      position: relative;
      z-index: 3;
      padding: 2.5520833333vw 0 0 6.40625vw; }
      .sec1 .box .fix .corrwise .corrwise_box {
        width: max-content;
        display: flex;
        gap: 6.7708333333vw; }
        .sec1 .box .fix .corrwise .corrwise_box .item {
          display: flex;
          gap: 0.2083333333vw; }
          .sec1 .box .fix .corrwise .corrwise_box .item .l .star {
            width: 1.1458333333vw; }
            .sec1 .box .fix .corrwise .corrwise_box .item .l .star img {
              display: block;
              width: 100%; }
          .sec1 .box .fix .corrwise .corrwise_box .item .l .line {
            margin: 0.7291666667vw 0 0 0.46875vw;
            width: 2.6041666667vw; }
            .sec1 .box .fix .corrwise .corrwise_box .item .l .line img {
              display: block;
              width: 100%; }
          .sec1 .box .fix .corrwise .corrwise_box .item .l .dian {
            width: 0.8854166667vw;
            height: 0.8854166667vw;
            border-radius: 50%;
            margin: -3.0208333333vw 0 0 0.1041666667vw;
            background: rgba(50, 149, 145, 0.5);
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center; }
            .sec1 .box .fix .corrwise .corrwise_box .item .l .dian:after, .sec1 .box .fix .corrwise .corrwise_box .item .l .dian:before {
              content: "";
              width: 100%;
              height: 100%;
              border-radius: 50%;
              background: #329591;
              opacity: 0.3;
              position: absolute;
              animation: 3s scale linear infinite; }
            .sec1 .box .fix .corrwise .corrwise_box .item .l .dian:before {
              animation-delay: 1.5s; }
          .sec1 .box .fix .corrwise .corrwise_box .item .r .year {
            color: #000;
            font-weight: 500;
            margin-bottom: 0.625vw; }
          .sec1 .box .fix .corrwise .corrwise_box .item .r .h5 {
            color: #000;
            font-weight: 350; }
          .sec1 .box .fix .corrwise .corrwise_box .item .r .en {
            color: #999;
            font-weight: 300; }
          .sec1 .box .fix .corrwise .corrwise_box .item:nth-child(5n+1) {
            padding: 14.0625vw 0 0; }
          .sec1 .box .fix .corrwise .corrwise_box .item:nth-child(5n+2) {
            padding: 2.5520833333vw 0 0; }
          .sec1 .box .fix .corrwise .corrwise_box .item:nth-child(5n+3) {
            padding: 5.46875vw 0 0; }
          .sec1 .box .fix .corrwise .corrwise_box .item:nth-child(5n+4) {
            padding: 9.0625vw 0 0; }

.sec2 {
  padding: 11.1979166667vw 0 36.1458333333vw; }
  .sec2 .wrap {
    position: relative;
    padding: 0 10.78125vw; }
    .sec2 .wrap .title {
      margin-bottom: 2.1875vw;
      position: relative;
      z-index: 3; }
      .sec2 .wrap .title .h5 {
        color: #000;
        font-weight: 500;
        margin-bottom: 0.1041666667vw; }
      .sec2 .wrap .title .h6 {
        color: #000;
        font-weight: 300; }
    .sec2 .wrap .des {
      width: 30.46875vw;
      color: #000;
      font-weight: 250;
      line-height: 2.28;
      position: relative;
      z-index: 3; }
    .sec2 .wrap .box {
      width: 100%;
      position: absolute;
      left: 0;
      top: -11.1979166667vw; }
      .sec2 .wrap .box .bg {
        width: 100%;
        mix-blend-mode: screen;
        clip-path: inset(0 100% 0 0);
        transition: 2s; }
        .sec2 .wrap .box .bg img {
          display: block;
          width: 100%; }
      .sec2 .wrap .box .dians {
        width: 100%;
        height: 100%;
        position: absolute;
        top: 0;
        left: 0; }
        .sec2 .wrap .box .dians .dian {
          position: absolute; }
          .sec2 .wrap .box .dians .dian .cir {
            width: 0.8854166667vw;
            height: 0.8854166667vw;
            border-radius: 50%;
            background: rgba(50, 149, 145, 0.5);
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center; }
            .sec2 .wrap .box .dians .dian .cir:after, .sec2 .wrap .box .dians .dian .cir:before {
              content: "";
              width: 100%;
              height: 100%;
              border-radius: 50%;
              background: #329591;
              opacity: 0.3;
              position: absolute;
              animation: 3s scale linear infinite; }
            .sec2 .wrap .box .dians .dian .cir:before {
              animation-delay: 1.5s; }
          .sec2 .wrap .box .dians .dian .name {
            color: #00615E;
            font-weight: 500;
            position: absolute;
            left: 0.4166666667vw;
            top: 1.5625vw;
            width: max-content; }
          .sec2 .wrap .box .dians .dian .dian_box {
            position: absolute;
            right: 1.9791666667vw;
            top: -7.8125vw; }
            .sec2 .wrap .box .dians .dian .dian_box .dian_box_img {
              width: 18.59375vw;
              opacity: 0.5;
              transition: 0.6s; }
              .sec2 .wrap .box .dians .dian .dian_box .dian_box_img img {
                display: block;
                width: 100%; }
            .sec2 .wrap .box .dians .dian .dian_box .dian_show {
              position: absolute;
              width: 30.1041666667vw;
              top: -10.1041666667vw;
              left: -13.0208333333vw;
              opacity: 0;
              pointer-events: none;
              transition: 0.6s; }
              .sec2 .wrap .box .dians .dian .dian_box .dian_show > img {
                display: block;
                width: 100%; }
              .sec2 .wrap .box .dians .dian .dian_box .dian_show .dian_show_item {
                position: absolute;
                display: flex;
                align-items: center;
                gap: 0.78125vw;
                width: max-content; }
                .sec2 .wrap .box .dians .dian .dian_box .dian_show .dian_show_item .dian_show_item_img {
                  display: flex;
                  align-items: center;
                  justify-content: center;
                  width: 3.4375vw;
                  height: 3.4375vw;
                  gap: 0.5208333333vw;
                  background: url("/images/about/cir.svg") no-repeat;
                  background-size: 100% 100%; }
                  .sec2 .wrap .box .dians .dian .dian_box .dian_show .dian_show_item .dian_show_item_img img {
                    display: block;
                    width: 3.125vw;
                    height: 3.125vw;
                    object-fit: cover;
                    border-radius: 50%; }
                .sec2 .wrap .box .dians .dian .dian_box .dian_show .dian_show_item p {
                  color: #00615E;
                  font-weight: 300; }
                .sec2 .wrap .box .dians .dian .dian_box .dian_show .dian_show_item:nth-child(1) {
                  top: 18.125vw;
                  left: 2.2395833333vw; }
                .sec2 .wrap .box .dians .dian .dian_box .dian_show .dian_show_item:nth-child(2) {
                  top: 10.0520833333vw;
                  left: 4.21875vw; }
          .sec2 .wrap .box .dians .dian:hover .dian_box .dian_box_img {
            opacity: 1; }
          .sec2 .wrap .box .dians .dian:hover .dian_box .dian_show {
            opacity: 1;
            pointer-events: auto; }
          .sec2 .wrap .box .dians .dian:nth-child(1) {
            top: 42.1875vw;
            left: 39.1145833333vw; }
          .sec2 .wrap .box .dians .dian:nth-child(2) {
            top: 30.3645833333vw;
            left: 57.4479166667vw; }
            .sec2 .wrap .box .dians .dian:nth-child(2) .name {
              top: -2.7083333333vw;
              right: 1.9270833333vw;
              left: unset; }
            .sec2 .wrap .box .dians .dian:nth-child(2) .dian_box {
              right: -16.7708333333vw;
              top: -19.3229166667vw; }
              .sec2 .wrap .box .dians .dian:nth-child(2) .dian_box .dian_box_img {
                width: 20.15625vw; }
              .sec2 .wrap .box .dians .dian:nth-child(2) .dian_box .dian_show {
                top: -10.2083333333vw;
                left: 1.71875vw; }
                .sec2 .wrap .box .dians .dian:nth-child(2) .dian_box .dian_show .dian_show_item:nth-child(1) {
                  top: 5.2083333333vw;
                  left: 19.3229166667vw; }
                .sec2 .wrap .box .dians .dian:nth-child(2) .dian_box .dian_show .dian_show_item:nth-child(2) {
                  top: 7.7604166667vw;
                  left: 27.96875vw; }
                .sec2 .wrap .box .dians .dian:nth-child(2) .dian_box .dian_show .dian_show_item:nth-child(3) {
                  top: 14.4270833333vw;
                  left: 23.75vw; }
          .sec2 .wrap .box .dians .dian:nth-child(3) {
            top: 44.6354166667vw;
            left: 60.6770833333vw; }
            .sec2 .wrap .box .dians .dian:nth-child(3) .name {
              top: 2.0833333333vw;
              right: 0.625vw;
              left: unset; }
            .sec2 .wrap .box .dians .dian:nth-child(3) .dian_box {
              right: -18.75vw;
              top: -8.8541666667vw; }
              .sec2 .wrap .box .dians .dian:nth-child(3) .dian_box .dian_box_img {
                width: 17.7604166667vw; }
              .sec2 .wrap .box .dians .dian:nth-child(3) .dian_box .dian_show {
                top: -9.2708333333vw;
                left: -1.5104166667vw; }
                .sec2 .wrap .box .dians .dian:nth-child(3) .dian_box .dian_show .dian_show_item:nth-child(1) {
                  top: 9.3229166667vw;
                  left: 21.3541666667vw; }
                .sec2 .wrap .box .dians .dian:nth-child(3) .dian_box .dian_show .dian_show_item:nth-child(2) {
                  top: 15.78125vw;
                  left: 24.8958333333vw; }
      .sec2 .wrap .box.animated .bg {
        clip-path: inset(0); }

@keyframes scale {
  100% {
    transform: scale(4);
    opacity: 0; } }
.sec3 {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center; }
  .sec3 .title {
    position: absolute;
    z-index: 3;
    text-align: center; }
    .sec3 .title .h5 {
      color: #000;
      font-weight: 500; }
    .sec3 .title .p {
      color: #000;
      font-weight: 300; }
  .sec3 .bg {
    width: 100%; }
    .sec3 .bg img {
      display: block;
      width: 100%; }

.sec4 {
  padding: 15.3125vw 0 10.6770833333vw; }
  .sec4 .swiper_box {
    width: 100%;
    position: relative; }
    .sec4 .swiper_box .btns {
      display: flex;
      gap: 81.7708333333vw;
      position: absolute;
      top: 15.2604166667vw;
      left: 50%;
      transform: translateX(-50%);
      z-index: 3;
      pointer-events: none; }
      .sec4 .swiper_box .btns .jt {
        pointer-events: auto;
        width: 4.0625vw;
        height: 4.0625vw;
        border-radius: 50%;
        border: 0.0520833333vw solid #BDA88B;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        transition: 0.6s; }
        .sec4 .swiper_box .btns .jt img {
          display: block;
          width: 2.1354166667vw;
          transition: 0.6s;
          margin: -0.4166666667vw 0 0; }
        .sec4 .swiper_box .btns .jt.prev {
          border: 0.0520833333vw solid #fff; }
          .sec4 .swiper_box .btns .jt.prev img {
            filter: brightness(0) invert(1); }
        .sec4 .swiper_box .btns .jt:hover {
          background: #BDA88B !important;
          border: 0.0520833333vw solid #BDA88B !important; }
          .sec4 .swiper_box .btns .jt:hover img {
            filter: brightness(0) invert(1); }
    .sec4 .swiper_box .swiper {
      width: 100%; }
      .sec4 .swiper_box .swiper .swiper-slide {
        display: flex;
        position: relative; }
        .sec4 .swiper_box .swiper .swiper-slide .r {
          width: 38.0729166667vw;
          height: 33.6979166667vw;
          position: absolute;
          top: -5.0520833333vw;
          left: 50.6770833333vw;
          z-index: 3;
          overflow: hidden;
          opacity: 0;
          transform: translateY(1.5625vw); }
          .sec4 .swiper_box .swiper .swiper-slide .r img {
            display: block;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: 1s; }
          .sec4 .swiper_box .swiper .swiper-slide .r:hover img {
            transform: scale(1.1); }
        .sec4 .swiper_box .swiper .swiper-slide .l {
          width: 55.8854166667vw;
          background: #369591;
          padding: 3.4895833333vw 12.2916666667vw 6.7708333333vw 12.8125vw;
          opacity: 0;
          transform: translateY(1.5625vw); }
          .sec4 .swiper_box .swiper .swiper-slide .l .slide_title {
            color: #FFF;
            font-weight: 500; }
          .sec4 .swiper_box .swiper .swiper-slide .l .h5 {
            color: #FFF;
            font-weight: 500;
            margin: 3.4375vw 0 0.2604166667vw; }
          .sec4 .swiper_box .swiper .swiper-slide .l ul li {
            display: flex;
            position: relative;
            padding: 0 0 0 1.0416666667vw;
            color: #FFF;
            font-weight: 350;
            line-height: 1.6666666667vw; }
            .sec4 .swiper_box .swiper .swiper-slide .l ul li:after {
              content: "";
              width: 0.3125vw;
              height: 0.3125vw;
              background: #FFFFFF;
              border-radius: 50%;
              position: absolute;
              left: 0;
              top: 0.7291666667vw; }
          .sec4 .swiper_box .swiper .swiper-slide .l .line {
            margin: 1.1979166667vw 0 2.2916666667vw 0.3125vw;
            display: block;
            width: 32.34375vw; }
          .sec4 .swiper_box .swiper .swiper-slide .l .p {
            color: #FFF;
            font-weight: 300;
            line-height: 2; }
        .sec4 .swiper_box .swiper .swiper-slide.swiper-slide-active .l, .sec4 .swiper_box .swiper .swiper-slide.swiper-slide-active .r {
          opacity: 1;
          transform: translateY(0);
          transition: 0.6s; }

@media screen and (max-width: 768px) {
  .banner {
    margin-top: 60px; }
    .banner::after {
      height: 100%; }
    .banner .bg {
      height: 300px; }
    .banner .text {
      top: 50%;
      bottom: auto;
      transform: translateY(-50%);
      padding: 0 5%; }
      .banner .text .p1 {
        font-size: 24px;
        margin-bottom: 8px; }
      .banner .text .p2 {
        font-size: 14px; }

  .sec1 {
    padding: 50px 0;
    overflow: hidden; }
    .sec1 .sec1_top {
      padding: 0 5vw 30px; }
      .sec1 .sec1_top .title {
        font-size: 20px;
        margin-bottom: 20px; }
      .sec1 .sec1_top .des {
        font-size: 14px;
        width: 100%; }
    .sec1 .box {
      height: unset !important; }
      .sec1 .box .fix {
        height: unset;
        position: relative;
        padding: 40px 0; }
        .sec1 .box .fix .corrwise {
          display: none; }
        .sec1 .box .fix .swiper {
          display: block !important;
          width: 90%;
          margin: 0 auto; }
          .sec1 .box .fix .swiper .swiper-slide .item {
            display: flex;
            gap: 4px; }
            .sec1 .box .fix .swiper .swiper-slide .item .l .star {
              width: 23px;
              margin-bottom: 3px; }
            .sec1 .box .fix .swiper .swiper-slide .item .l .line {
              width: 18px;
              margin-left: 10px; }
            .sec1 .box .fix .swiper .swiper-slide .item .l .dian {
              width: 12px;
              height: 12px;
              border-radius: 50%;
              margin: -40px 0 0 5px;
              background: rgba(50, 149, 145, 0.5);
              position: relative;
              display: flex;
              align-items: center;
              justify-content: center; }
              .sec1 .box .fix .swiper .swiper-slide .item .l .dian:after, .sec1 .box .fix .swiper .swiper-slide .item .l .dian:before {
                content: "";
                width: 100%;
                height: 100%;
                border-radius: 50%;
                background: #329591;
                opacity: 0.3;
                position: absolute;
                animation: 3s scale linear infinite; }
              .sec1 .box .fix .swiper .swiper-slide .item .l .dian:before {
                animation-delay: 1.5s; }
            .sec1 .box .fix .swiper .swiper-slide .item .r .year {
              color: #000;
              font-weight: 500;
              margin-bottom: 6px; }
            .sec1 .box .fix .swiper .swiper-slide .item .r .h5 {
              color: #000;
              font-weight: 350; }
            .sec1 .box .fix .swiper .swiper-slide .item .r .en {
              color: #333;
              font-weight: 300; }

  .sec2 {
    overflow: hidden;
    padding: 50px 5vw; }
    .sec2 .wrap {
      width: 100%;
      padding: 0; }
      .sec2 .wrap .title {
        margin-bottom: 20px; }
      .sec2 .wrap .des {
        font-size: 14px;
        width: 100%; }
      .sec2 .wrap .box {
        position: unset; }
        .sec2 .wrap .box .bg {
          display: none; }
        .sec2 .wrap .box .dians {
          position: unset; }
          .sec2 .wrap .box .dians .dian {
            position: unset;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px 0; }
            .sec2 .wrap .box .dians .dian:not(:last-child) {
              margin-bottom: 25px; }
            .sec2 .wrap .box .dians .dian .cir {
              width: 10px;
              height: 10px; }
            .sec2 .wrap .box .dians .dian .name {
              width: calc(100% - 10px);
              padding: 0 0 0 20px;
              position: unset; }
            .sec2 .wrap .box .dians .dian .dian_box {
              position: unset;
              display: flex;
              align-items: center; }
              .sec2 .wrap .box .dians .dian .dian_box .dian_box_img {
                opacity: 1;
                width: 40vw !important; }
              .sec2 .wrap .box .dians .dian .dian_box .dian_show {
                opacity: 1;
                position: unset; }
                .sec2 .wrap .box .dians .dian .dian_box .dian_show .dian_show_item {
                  position: unset;
                  gap: 6px; }
                  .sec2 .wrap .box .dians .dian .dian_box .dian_show .dian_show_item:not(:last-child) {
                    margin-bottom: 8px; }
                  .sec2 .wrap .box .dians .dian .dian_box .dian_show .dian_show_item .dian_show_item_img {
                    width: 52px;
                    height: 52px; }
                    .sec2 .wrap .box .dians .dian .dian_box .dian_show .dian_show_item .dian_show_item_img img {
                      width: 46px;
                      height: 46px; }
                .sec2 .wrap .box .dians .dian .dian_box .dian_show > img {
                  display: none; }

  .sec3 {
    padding: 60px 0; }
    .sec3 .bg {
      position: absolute;
      height: 100%; }
      .sec3 .bg img {
        display: block;
        width: 100%;
        height: 100%;
        object-fit: cover; }
    .sec3 .title {
      width: 90%;
      position: relative; }
      .sec3 .title .h5 {
        margin-bottom: 20px; }

  .sec4 {
    overflow: hidden;
    padding: 50px 5vw; }
    .sec4 .swiper_box .swiper .swiper-slide {
      flex-direction: column-reverse; }
      .sec4 .swiper_box .swiper .swiper-slide .r {
        width: 100%;
        height: 60vw;
        position: unset; }
      .sec4 .swiper_box .swiper .swiper-slide .l {
        width: 100%;
        padding: 20px; }
        .sec4 .swiper_box .swiper .swiper-slide .l .slide_title {
          font-size: 18px;
          margin-bottom: 10px; }
        .sec4 .swiper_box .swiper .swiper-slide .l .h5 {
          font-size: 16px;
          margin-bottom: 4px; }
        .sec4 .swiper_box .swiper .swiper-slide .l ul li {
          line-height: 24px;
          font-size: 15px;
          padding: 0 0 0 10px; }
          .sec4 .swiper_box .swiper .swiper-slide .l ul li:after {
            width: 4px;
            height: 4px;
            top: 10px; }
        .sec4 .swiper_box .swiper .swiper-slide .l .line {
          width: 100%;
          margin: 10px 0; }
        .sec4 .swiper_box .swiper .swiper-slide .l .p {
          font-size: 14px; }
    .sec4 .swiper_box .btns {
      margin: 20px 0 0;
      justify-content: center;
      gap: 20px;
      position: unset;
      transform: unset; }
      .sec4 .swiper_box .btns .jt {
        width: 30px;
        height: 30px; }
        .sec4 .swiper_box .btns .jt img {
          width: 16px; }
        .sec4 .swiper_box .btns .jt.prev {
          border: 0.0520833333vw solid #BDA88B; }
          .sec4 .swiper_box .btns .jt.prev img {
            filter: brightness(1); } }