body {
  background-color: #F7F7F9;
}

.relative {
  position: relative;
}

.relative .about_tab {
  position: absolute;
  height: 100%;
  left: calc(50vw - 900px);
}

.relative .about_tab .list {
  margin-top: 100px;
  position: sticky;
  top: 120px;
  z-index: 4;
}

.relative .about_tab .list .item {
  display: flex;
  align-items: center;
  cursor: pointer;
  transition: all 0.6s;
}

.relative .about_tab .list .item.active .icon,
.relative .about_tab .list .item:hover .icon {
  opacity: 1;
  transform: translateX(0);
}

.relative .about_tab .list .item.active .text p:nth-child(1),
.relative .about_tab .list .item:hover .text p:nth-child(1) {
  opacity: 0;
}

.relative .about_tab .list .item.active .text p:nth-child(2),
.relative .about_tab .list .item:hover .text p:nth-child(2) {
  opacity: 1;
}

.relative .about_tab .list .item:not(:last-child) {
  margin-bottom: 20px;
}

.relative .about_tab .list .item .icon {
  margin-right: 8px;
  transform: translateX(-10px);
  opacity: 0;
  transition: all 0.6s;
}

.relative .about_tab .list .item .text {
  position: relative;
}

.relative .about_tab .list .item .text p {
  font-weight: 400;
  font-size: 16px;
  color: #848A99;
  transition: 0.6s ease;
}

.relative .about_tab .list .item .text p:nth-child(2) {
  position: absolute;
  left: 0;
  top: 0;
  opacity: 0;
  background: linear-gradient(90deg, #23528E 0%, #5AB3C1 100%);
  -webkit-text-fill-color: transparent;
  -webkit-background-clip: text;
}

.relative .about_tab.white .list .item {
  filter: brightness(0) invert(1);
}

.section1 .wrap {
  padding-top: 100px;
  width: 1440px;
  margin: 0 auto;
  padding-bottom: 130px;
  border-bottom: 1px solid #DBE1E1;
}

.section1 .wrap .title {
  /* width: 820px; */
  margin-bottom: 45px;
}

.section1 .wrap .title h3 {
  color: #111;
  font-size: 24px;
}

.section1 .wrap .main {
  display: flex;
  justify-content: space-between;
}

.section1 .wrap .main .left {
  width: 670px;
}

.section1 .wrap .main .left p {
  color: #686F81;
  font-size: 20px;
  line-height: 2;
  text-indent: 2em;
}

html[lang="en"] .section1 .wrap .main .left p {
  text-indent: 0em;
}

.section1 .wrap .main .right {
  width: 670px;
}

.section1 .wrap .main .right .logo {
  width: 280px;
  margin-bottom: 55px;
}

.section1 .wrap .main .right h4 {
  color: #111;
  font-size: 24px;
  margin-bottom: 55px;
}

.section1 .wrap .main .right p {
  color: #686F81;
  font-size: 20px;
  line-height: 2;
  text-indent: 2em;
}

html[lang="en"] .section1 .wrap .main .right p {
  text-indent: 0em;
}

.section1 .wrap .video {
  margin-top: 100px;
  position: relative;
}

.section1 .wrap .video .play {
  width: 60px;
  height: 60px;
  background: linear-gradient(90deg, #23528E 0%, #5AB3C1 100%);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.section1 .wrap .video .play span {
  color: #fff;
}

.section1 .wrap .list {
  display: flex;
  margin-top: 100px;
}

.section1 .wrap .list .item {
  flex: 1;
  text-align: center;
  padding: 0 90px;
  position: relative;
}

.section1 .wrap .list .item .value {
  background: linear-gradient(90deg, #23528E 0%, #5AB3C1 100%);
  -webkit-text-fill-color: transparent;
  -webkit-background-clip: text;
  font-weight: 700;
  font-size: 50px;
  line-height: 1;
  margin-bottom: 5px;
}

.section1 .wrap .list .item .key {
  white-space: nowrap;
}

.section1 .wrap .list .item .key p {
  color: #686F81;
  font-size: 16px;
}

.section1 .wrap .list .item:not(:last-child)::after {
  width: 1px;
  height: 70px;
  background-color: #DBE1E1;
  position: absolute;
  right: 0;
  content: "";
  display: block;
  top: 50%;
  transform: translateY(-50%);
}

.section2 .wrap {
  padding-top: 100px;
  width: 1440px;
  margin: 0 auto;
  padding-bottom: 150px;
}

.section2 .wrap .top {
  margin-bottom: 115px;
  position: relative;
}

.section2 .wrap .top .row {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section2 .wrap .top .row:nth-child(2) {
  position: absolute;
  top: 0;
  width: 100%;
  left: 50%;
  transform: translateX(-50%);
}

.section2 .wrap .top .row:nth-child(2) p {
  /* color: #111111; */
  clip-path: inset(0px 100% 0px 0px);
  background: linear-gradient(90deg, #23528E 0%, #5AB3C1 100%);
  -webkit-text-fill-color: transparent;
  -webkit-background-clip: text;
}

.section2 .wrap .top .row p {
  font-size: 24px;
  line-height: 36px;
  color: #687081;
  width: fit-content;
  /* font-weight: 700; */
  text-align: center;
}

.section2 .wrap .top .row:nth-child(1) p {
  clip-path: inset(0px 0px 0px 0%);
}

.section2 .wrap .bottom .list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 30px;
}

.section2 .wrap .bottom .list .item {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
}

.section2 .wrap .bottom .list .item .color {
  position: absolute;
  left: 0;
  top: 0;
  width: 200%;
  height: 200%;
  transition: all 0.6s;
}

.section2 .wrap .bottom .list .item .color.color1 {
  background: linear-gradient(8deg, #0c3f82 0%, rgba(12, 63, 130, .9) 57%, rgba(91, 183, 195, 0) 70%);
  right: -40px;
  left: auto;
  z-index: 2;
}

.section2 .wrap .bottom .list .item .color.color2 {
  background: linear-gradient(26deg, rgba(12, 63, 130, 0) 38%, rgba(91, 183, 195, .9) 50%, #5bb7c3 100%);
  transform: translateY(-50%);
  left: -100px;
}

.section2 .wrap .bottom .list .item:hover .color1 {
  transform: rotate(-8deg) translateY(-60px);
}

.section2 .wrap .bottom .list .item:hover .color2 {
  transform: rotate(-26deg) translateY(-25%);
}

.section2 .wrap .bottom .list .item:hover .text {
  transform: translateY(-238px);
}

.section2 .wrap .bottom .list .item .text {
  position: absolute;
  left: 50px;
  top: 322px;
  width: 360px;
  transition: all 0.6s;
  z-index: 3;
}

.section2 .wrap .bottom .list .item .text h4 {
  color: #fff;
  font-size: 20px;
  margin-bottom: 26px;
}

.section2 .wrap .bottom .list .item .text p {
  color: #fff;
  font-size: 16px;
  line-height: 30px;
  transform: translateY(30px);
}

.section3 .wrap {
  position: relative;
}

.section3 .wrap .bg {
  width: 100%;
}

.section3 .wrap .bg img {
  width: 100%;
}

.section3 .wrap .text {
  top: 50%;
  left: 50%;
  z-index: 2;
  transform: translate(-50%, -50%);
  position: absolute;
  width: 1000px;
  text-align: center;
}

.section3 .wrap .text h3 {
  color: #fff;
  font-size: 40px;
  margin-bottom: 40px;
}

.section3 .wrap .text p {
  color: #fff;
  font-size: 24px;
  line-height: 36px;
}

.section4 .wrap {
  padding-top: 200px;
  padding-bottom: 200px;
  width: 1440px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
}

.section4 .wrap .left {
  width: 610px;
  padding-top: 30px;
}

.section4 .wrap .left .title {
  margin-bottom: 70px;
}

.section4 .wrap .left .title h3 {
  color: #111;
  font-size: 30px;
  line-height: 36px;
}

.section4 .wrap .left .text p {
  font-size: 20px;
  line-height: 36px;
  color: #687081;
  text-indent: 2em;

}

html[lang="en"] .section4 .wrap .left .text p {
  text-indent: 0em;
}

.section4 .wrap .right {
  border-radius: 10px;
  overflow: hidden;
  width: 720px;
}

/* .section1 .wrap .main .left .logo{
  width: 280px;
  margin-top: 30px;
} */
.PE_title {
  display: none;
}


html[lang="en"] .relative .about_tab {
  left: calc(50vw - 950px);
}

html[lang="en"] .relative .about_tab .list .item .text p {
  font-size: 14px;
}

html[lang="en"] .section4 .wrap .left .text {
  height: 400px;
  overflow: scroll;
}

html[lang="en"] .section4 .wrap .left .text::-webkit-scrollbar {
  height: 0;
}

html[lang="en"] .section3 .wrap .text {
  width: 1200px;
}

@media screen and (max-width: 1919px) {
  html[lang="en"] .section4 .wrap .left .text {
    height: 20.833333vw;
  }

  html[lang="en"] .section3 .wrap .text {
    width: 62.5vw;
  }

  .relative .about_tab {
    left: calc(-46.875vw + 50vw);
  }

  .relative .about_tab .list {
    margin-top: 5.2083333333vw;
    top: 6.25vw;
  }

  .relative .about_tab .list .item:not(:last-child) {
    margin-bottom: 1.0416666667vw;
  }

  .relative .about_tab .list .item .icon {
    margin-right: 0.4166666667vw;
    transform: translateX(-0.5208333333vw);
  }

  .relative .about_tab .list .item .text p {
    font-size: 0.8333333333vw;
  }

  .section1 .wrap {
    padding-top: 5.2083333333vw;
    width: 75vw;
    padding-bottom: 6.7708333333vw;
  }

  .section1 .wrap .title {
    /* margin-bottom: 5.2083333333vw; */
    margin-bottom: 2.34375vw;
  }

  .section1 .wrap .title h3 {
    font-size: 1.25vw;
  }

  .section1 .wrap .main .left {
    width: 34.8958333333vw;
  }

  .section1 .wrap .main .left p {
    font-size: 1.0416666667vw;
  }

  .section1 .wrap .main .right {
    width: 34.8958333333vw;
  }

  .section1 .wrap .main .right .logo {
    width: 14.5833333333vw;
    margin-bottom: 2.86458333vw;
  }

  .section1 .wrap .main .right h4 {
    font-size: 1.25vw;
    margin-bottom: 2.86458333vw;
  }

  .section1 .wrap .main .right p {
    font-size: 1.0416666667vw;
  }

  .section1 .wrap .video {
    margin-top: 5.2083333333vw;
  }

  .section1 .wrap .video .play {
    width: 3.125vw;
    height: 3.125vw;
  }

  .section1 .wrap .list {
    margin-top: 5.2083333333vw;
  }

  .section1 .wrap .list .item {
    padding: 0px 4.6875vw;
  }

  .section1 .wrap .list .item .value {
    font-size: 2.6041666667vw;
    margin-bottom: 0.2604166667vw;
  }

  .section1 .wrap .list .item .key p {
    font-size: 0.8333333333vw;
  }

  .section1 .wrap .list .item:not(:last-child)::after {
    height: 3.6458333333vw;
  }

  .section2 .wrap {
    padding-top: 5.2083333333vw;
    width: 75vw;
    padding-bottom: 7.8125vw;
  }

  .section2 .wrap .top {
    margin-bottom: 5.9895833333vw;
  }

  .section2 .wrap .top .row p {
    font-size: 1.25vw;
    line-height: 1.875vw;
  }

  .section2 .wrap .bottom .list {
    gap: 1.5625vw;
  }

  .section2 .wrap .bottom .list .item {
    border-radius: 0.5208333333vw;
  }

  .section2 .wrap .bottom .list .item .color.color1 {
    right: -2.0833333333vw;
  }

  .section2 .wrap .bottom .list .item .color.color2 {
    left: -5.2083333333vw;
  }

  .section2 .wrap .bottom .list .item:hover .color1 {
    transform: rotate(-8deg) translateY(-3.125vw);
  }

  .section2 .wrap .bottom .list .item:hover .text {
    transform: translateY(-12.3958333333vw);
  }

  .section2 .wrap .bottom .list .item .text {
    left: 2.6041666667vw;
    top: 16.7708333333vw;
    width: 18.75vw;
  }

  .section2 .wrap .bottom .list .item .text h4 {
    font-size: 1.0416666667vw;
    margin-bottom: 1.3541666667vw;
  }

  .section2 .wrap .bottom .list .item .text p {
    font-size: 0.8333333333vw;
    line-height: 1.5625vw;
    transform: translateY(1.5625vw);
  }

  .section3 .wrap .text {
    width: 52.0833333333vw;
  }

  .section3 .wrap .text h3 {
    font-size: 2.0833333333vw;
    margin-bottom: 2.0833333333vw;
  }

  .section3 .wrap .text p {
    font-size: 1.25vw;
    line-height: 1.875vw;
  }

  .section4 .wrap {
    padding-top: 10.4166666667vw;
    padding-bottom: 10.4166666667vw;
    width: 75vw;
  }

  .section4 .wrap .left {
    width: 31.7708333333vw;
    padding-top: 1.5625vw;
  }

  .section4 .wrap .left .title {
    margin-bottom: 3.6458333333vw;
  }

  .section4 .wrap .left .title h3 {
    font-size: 1.5625vw;
    line-height: 1.875vw;
  }

  .section4 .wrap .left .text p {
    font-size: 1.04166666vw;
    line-height: 1.875vw;
  }

  .section4 .wrap .right {
    border-radius: 0.5208333333vw;
    width: 37.5vw;
  }

  html[lang="en"] .relative .about_tab {
    left: calc(50vw - 49.479166666vw);
  }

  html[lang="en"] .relative .about_tab .list .item .text p {
    font-size: 0.7291666666vw;
  }
}

@media screen and (max-width: 1024px) {
  html[lang="en"] .section4 .wrap .left .text {
    height: fit-content;
    padding-right: 0;
  }

  html[lang="en"] .section3 .wrap .text {
    width: 90vw;
  }

  html[lang="en"] .section3 .wrap {
    height: 500px;
  }

  html[lang="en"] .section4 .wrap .left .text::-webkit-scrollbar {
    width: 0;
  }

  .PE_title {
    display: block;
    margin-bottom: 30px;
  }

  .PE_title h3 {
    font-size: 18px;
    color: #111;
  }

  .fixed_side {
    display: none;
  }

  .section2 .wrap .top .row p {
    text-align: left;
  }

  .section2 .wrap .top .row:nth-child(2) p {
    font-size: 14px;
    line-height: 2;
    font-weight: 400;
    color: #686F81;
  }


  .section1 .wrap .main .left .logo {
    width: 120px;
    margin-top: 50px;
  }

  .relative .about_tab {
    display: none;
  }

  .section1 .wrap {
    width: 90%;
    padding: 60px 0;
  }

  .section1 .wrap .title {
    width: 100%;
    margin-bottom: 30px;
  }

  .section1 .wrap .title h3 {
    font-size: 20px;
    line-height: 1.6;

  }

  .section1 .wrap .main .left p {
    font-size: 14px;
  }

  .section1 .wrap .main {
    flex-direction: column;
  }

  .section1 .wrap .main .left {
    width: 100%;
    margin-bottom: 40px;
  }

  .section1 .wrap .main .right .logo {
    width: 160px;
    margin-bottom: 20px;
  }

  .section1 .wrap .main .right h4 {
    font-size: 20px;
    line-height: 1.6;
    margin-bottom: 30px;
  }

  .section1 .wrap .main .right p {
    font-size: 14px;
  }

  .section1 .wrap .main .right {
    width: 100%;
  }

  .section1 .wrap .video {
    margin-top: 30px;
  }

  .section1 .wrap .video .play {
    width: 40px;
    height: 40px;
  }

  .section1 .wrap .video .play span {
    font-size: 14px;
  }

  .section1 .wrap .list .item .key p {
    font-size: 14px;
  }

  .section1 .wrap .list .item .value {
    margin-bottom: 5px;
    font-size: 28px;
  }

  .section1 .wrap .list .item:not(:last-child)::after {
    height: 40px;
  }

  .section1 .wrap .list {
    margin-top: 30px;
  }

  .section1 .wrap .video {
    border-radius: 10px;
    overflow: hidden;
  }

  .section2 .wrap {
    width: 90%;
  }

  .section2 .wrap .top .row p {
    font-size: 18px;
    line-height: 1.6;
  }

  .section2 .wrap .bottom .list .item:hover .color.color1 {
    transform: none;
  }

  .section2 .wrap .bottom .list .item:hover .color.color2 {
    transform: translateY(-50%);
  }

  /* .section2 .wrap .bottom .list .item .color.color2{
    transform: rotate(-26deg) translateY(-25%);
  }
  .section2 .wrap .bottom .list .item .color1{
    transform: rotate(-8deg) translateY(-3.125vw);
  } */
  .section2 .wrap {
    padding: 60px 0;
  }

  .section2 .wrap .bottom .list .item {
    border-radius: 10px;
  }

  .section3 .wrap .text {
    width: 90%;
  }

  .section3 .wrap .text h3 {
    font-size: 24px;
    margin-bottom: 20px;
  }

  .section3 .wrap .text p {
    font-size: 14px;
    line-height: 2;
  }

  .section3 .wrap {
    height: 300px;
  }

  .section3 .wrap .bg {
    height: 100%;
  }

  .section3 .wrap .bg img {
    height: 100%;
  }

  .section4 .wrap {
    width: 90%;
    padding: 60px 0;
    flex-direction: column;
  }

  .section4 .wrap .left {
    width: 100%;
    padding-top: 0;
    margin-bottom: 40px;
  }

  .section4 .wrap .left .title h3 {
    font-size: 24px;
    line-height: 1.6;
  }

  .section4 .wrap .left .title {
    margin-bottom: 20px;
  }

  .section4 .wrap .left .text p {
    font-size: 14px;
    line-height: 2;
  }

  .section4 .wrap .right {
    width: 100%;
    border-radius: 10px;
  }

  .section4 .wrap .right img {
    width: 100%;
  }

  .section2 .wrap .bottom .list {
    gap: 10px;
    grid-template-columns: repeat(2, 1fr);
  }
}

@media screen and (max-width: 767px) {
  .section1 .wrap {
    padding: 50px 0;
  }

  .section1 .wrap .title h3 {
    font-size: 18px;
  }

  /* .section1 .wrap .main .left {
    margin-bottom: 20px;
  } */

  /* .section1 .wrap .main .right h4 {
    font-size: 16px;
  } */

  .section1 .wrap .list {
    flex-wrap: wrap;
    grid-gap: 30px 0;
  }

  .section1 .wrap .list .item {
    padding: 0;
    flex: none;
    width: 50%;
  }

  .section1 .wrap .list .item:nth-child(2n):after {
    display: none;
  }

  .section2 .wrap {
    padding: 50px 0;
  }

  .section2 .wrap .top .row p {
    font-size: 16px;
  }

  .section2 .wrap .top {
    margin-bottom: 30px
  }

  .section3 .wrap .text h3 {
    font-size: 20px;
  }

  .section4 .wrap .left .title h3 {
    font-size: 20px;
  }
}