.about-nav {
  width: 100%;
  background: #0b1429;
  padding: 18px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 100px;
  z-index: 1;
  position: relative;
}
.about-nav .item {
  text-align: center;
  padding: 20px 30px;
  border-radius: 20px;
  background: #0b1429;
  color: #ffffff;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 500;
  font-size: 28px;
}
.about-nav .item-active {
  background: #d7151a;
}
.about {
  width: 100%;
  padding: 140px 0;
}
.about .inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.about .inner .section1 {
  width: 50%;
  display: flex;
  flex-direction: column;
}
.about .inner .section1 .title {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 20px;
}
.about .inner .section1 .title .line {
  width: 42px;
  height: 1.5px;
  background: #d7151a;
}
.about .inner .section1 .title > p {
  color: #d7151a;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 500;
  font-size: 15px;
}
.about .inner .section1 .desc {
  color: #000000;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 700;
  font-size: 32px;
  margin-bottom: 30px;
}
.about .inner .section1 .text {
  color: #6c6c6c;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 400;
  font-size: 16px;
  margin-bottom: 20px;
}
.about .inner .section1 .btn {
  width: fit-content;
  border-radius: 61px;
  border: 1px solid #223757;
  background: #223757;
  padding: 8px 33px;
  color: #ffffff;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 500;
  font-size: 20px;
  transition: 0.5s;
}
.about .inner .section1 .btn:hover {
  background: transparent;
  color: #223757;
}
.about .inner .section2 {
  width: 50%;
  height: 400px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.about .inner .section2 svg {
  position: absolute;
  top: 0;
  left: 0;
}
.about .inner .section2::before {
  content: "";
  position: absolute;
  bottom: 0;
  right: 0;
  width: 80%;
  height: 80%;
  border-radius: 10px;
  border: 1px solid #e7201d;
  background: transparent;
  pointer-events: none;
}
.about .inner .section2 .img {
  width: 80%;
  height: 80%;
  margin: 0 auto;
  border-radius: 10px;
  overflow: hidden;
  position: relative;
}
.about .inner .section2 .img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transform: scale(1);
  transition: 0.5s;
}
.about .inner .section2 .img img:hover {
  transform: scale(1.05);
}
.history {
  width: 100%;
  background: #0b1428;
  position: relative;
}
.history .inner .section1 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 60px;
  padding: 80px 0;
}
.history .inner .section1 .item {
  width: 100%;
  padding: 30px 0;
  border-radius: 10px;
  background: #d9d9d933;
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: inset 4px 4px 4px rgba(0, 0, 0, 0.1), inset -4px -4px 4px rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.history .inner .section1 .item .item-top {
  display: flex;
  gap: 15px;
}
.history .inner .section1 .item .item-top .text1 {
  color: #d7151a;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 400;
  font-size: 15px;
  line-height: 21px;
}
.history .inner .section1 .item .item-top .text1 span {
  color: #ffffff;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 600;
  font-size: 32px;
  line-height: 45px;
  margin-right: 15px;
}
.history .inner .section1 .item .item-bottom .text2 {
  color: #bedbff;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 300;
  font-size: 18px;
  line-height: 25px;
}
.timeline {
  width: 100%;
  height: 1300px;
  background-image: url(../img/about/timeline-back.jpg);
  background-repeat: no-repeat;
  background-size: cover;
  position: relative;
}
.timeline .timeline-scrollbar {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: #375c96;
  overflow: hidden;
  z-index: 2;
}
.timeline .timeline-scrollbar .timeline-scrollbar-inner {
  height: 100%;
  width: 0%;
  background: #fefefe;
  transition: width 0.3s linear;
}
.timeline .timeline-back {
  width: 120%;
  height: 400px;
  position: absolute;
  bottom: 0;
  left: -10%;
  right: 0;
  z-index: 1;
  overflow: hidden;
  pointer-events: none;
}
.timeline .timeline-back::before {
  content: '';
  position: absolute;
  top: 50%;
  left: -10%;
  width: 120%;
  height: 200%;
  background: #ffffff;
  border-radius: 50%;
  filter: blur(10px);
}
.timeline .inner {
  display: flex;
  justify-content: space-between;
  padding: 100px 0 0 0;
}
.timeline .inner .section1 {
  width: 50%;
  position: relative;
  height: 900px;
}
.timeline .inner .section1 img {
  width: 100%;
  height: 100%;
}
.timeline .inner .section1 .text1 {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #ffffff;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 400;
  font-size: 40px;
  line-height: 58px;
}
.timeline .inner .section2 {
  width: 50%;
  height: 100%;
}
.timeline .inner .section2 .swiper {
  width: 100%;
  height: 100%;
}
.timeline .inner .section2 .swiper .swiper-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 25px;
}
.timeline .inner .section2 .swiper .swiper-wrapper .swiper-slide {
  width: 100%;
  display: flex;
  flex-direction: column;
  flex: none;
  cursor: pointer;
}
.timeline .inner .section2 .swiper .swiper-wrapper .swiper-slide .top {
  width: 100%;
  height: 83px;
  padding: 30px;
  border-radius: 10px;
  background: #1e2c4f80;
  box-shadow: 0px 4px 4px #00000040;
  display: flex;
  align-items: center;
  gap: 20px;
}
.timeline .inner .section2 .swiper .swiper-wrapper .swiper-slide .top img {
  width: 29px;
  height: 23px;
}
.timeline .inner .section2 .swiper .swiper-wrapper .swiper-slide .top .text3 {
  color: #a4b5d8;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 400;
  font-size: 20px;
}
.timeline .inner .section2 .swiper .swiper-wrapper .swiper-slide .bottom {
  width: 100%;
  padding: 0;
  border-radius: 10px;
  background: #e5eaec;
  display: flex;
  flex-direction: column;
  gap: 15px;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: all 0.5s;
}
.timeline .inner .section2 .swiper .swiper-wrapper .swiper-slide .bottom .text4 {
  color: #465874;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 500;
  font-size: 20px;
}
.timeline .inner .section2 .swiper .swiper-wrapper .swiper-slide .bottom .text5 {
  color: #5f6a7f;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 300;
  font-size: 15px;
}
.timeline .inner .section2 .swiper .swiper-wrapper .swiper-slide-active .top {
  gap: 30px;
}
.timeline .inner .section2 .swiper .swiper-wrapper .swiper-slide-active .top img {
  width: 55px;
  height: 34px;
}
.timeline .inner .section2 .swiper .swiper-wrapper .swiper-slide-active .bottom {
  max-height: 300px;
  opacity: 1;
  padding: 30px;
  width: 100%;
}
.culture {
  width: 100%;
  padding: 0 0 60px 0;
  position: relative;
  z-index: 2;
  top: -60px;
}
.culture > img:nth-child(1) {
  z-index: 1;
  position: absolute;
  top: 0px;
  left: 0;
  width: 493px;
  height: 774px;
}
.culture > img:nth-child(2) {
  z-index: 1;
  position: absolute;
  bottom: -400px;
  right: 0;
  width: 797px;
  height: 1126px;
}
.culture .inner {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
}
.culture .inner .section1 {
  width: 55%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 100px;
}
.culture .inner .section1 .title {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 30px;
}
.culture .inner .section1 .title .line {
  width: 74px;
  height: 3px;
  background: #d7151a;
}
.culture .inner .section1 .title > p {
  text-align: center;
  color: #d7151a;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 500;
  font-size: 24px;
}
.culture .inner .section1 .desc {
  text-align: center;
  color: #223757;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 600;
  font-size: 40px;
  margin-bottom: 40px;
}
.culture .inner .section1 .text {
  text-align: center;
  color: #6a7282;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 400;
  font-size: 24px;
}
.culture .inner .section2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}
.culture .inner .section2 .one {
  width: 100%;
  position: relative;
  height: 300px;
}
.culture .inner .section2 .one .item {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  padding: 40px;
  height: 300px;
  border-radius: 10px;
  background: #f1f1f1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: opacity 0.3s ease;
}
.culture .inner .section2 .one .item .top {
  width: 41px;
  height: 41px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.culture .inner .section2 .one .item .bottom {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.culture .inner .section2 .one .item .bottom .text1 {
  color: #223757;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 600;
  font-size: 24px;
}
.culture .inner .section2 .one .item .bottom .text2 {
  color: #223757;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 300;
  font-size: 22px;
}
.culture .inner .section2 .one .item-active {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  padding: 40px;
  height: 300px;
  border-radius: 10px;
  background: #223757;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
}
.culture .inner .section2 .one .item-active .top {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.culture .inner .section2 .one .item-active .top .text3 {
  color: #e0edf6;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 600;
  font-size: 24px;
}
.culture .inner .section2 .one .item-active .top .text4 {
  color: #e0edf6;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 300;
  font-size: 16px;
}
.culture .inner .section2 .one .item-active .bottom {
  display: flex;
  align-items: center;
  gap: 10px;
}
.culture .inner .section2 .one .item-active .bottom .text5 {
  color: #ffffff;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 300;
  font-size: 16px;
}
.culture .inner .section2 .one .item-active .bottom svg {
  transform: translate3d(0, 0, 0);
  animation: horizontalMove 2s linear infinite;
}
.culture .inner .section2 .one:hover .item {
  opacity: 0;
  pointer-events: none;
}
.culture .inner .section2 .one:hover .item-active {
  opacity: 1;
  pointer-events: auto;
}
.location {
  width: 100%;
  padding: 0 0 60px 0;
  z-index: 2;
  position: relative;
}
.location .inner {
  display: flex;
  flex-direction: column;
}
.location .inner .section1 {
  width: 55%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 40px;
}
.location .inner .section1 .title {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 30px;
}
.location .inner .section1 .title .line {
  width: 74px;
  height: 3px;
  background: #d7151a;
}
.location .inner .section1 .title > p {
  text-align: center;
  color: #d7151a;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 500;
  font-size: 24px;
}
.location .inner .section1 .desc {
  text-align: center;
  color: #223757;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 600;
  font-size: 40px;
  margin-bottom: 40px;
}
.location .inner .section1 .text {
  text-align: center;
  color: #6a7282;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 400;
  font-size: 24px;
}
.location .inner .section2 {
  width: 100%;
}
.location .inner .section2 .contactPage-map {
  width: 100%;
  background: #A3A3A3;
  border-radius: 30px;
  overflow: hidden;
  box-shadow: 0px 4px 4px #aeaeae40;
  border: 1px solid #A3A3A3;
  height: 550px;
}
.location .inner .section2 .contactPage-map #mapContainer {
  width: 100%;
  height: 100%;
}
.location .inner .section2 .contactPage-map .amap-maps .amap-drags .amap-layers .amap-markers .amap-marker .amap-icon img {
  width: 31px;
  height: 31px;
  animation: breathe 4s infinite ease-in-out;
}
.location .inner .section2 .contactPage-map .amap-maps .amap-drags .amap-overlays .amap-info .amap-info-content {
  position: relative;
  bottom: -150px;
  left: 100px;
  border-radius: 14px;
  background: #f6f6f6;
  color: #223757;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 400;
  font-size: 12px;
  line-height: 20px;
}
.location .inner .section2 .contactPage-map .amap-maps .amap-drags .amap-overlays .amap-info .amap-info-content strong {
  color: #d7151a;
  font-family: "Alibaba PuHuiTi 2.0";
  font-weight: 600;
  font-size: 14px;
  line-height: 24px;
}
.location .inner .section2 .contactPage-map .amap-maps .amap-drags .amap-overlays .amap-info .amap-info-content .amap-info-close {
  display: none;
}
.location .inner .section2 .contactPage-map .amap-maps .amap-drags .amap-overlays .amap-info .amap-info-sharp {
  display: none;
}
.location .inner .section2 .contactPage-map .amap-toolbar {
  left: 0 !important;
  width: 35px;
}
.location .inner .section2 .contactPage-map .amap-touch-toolbar .amap-zoomcontrol {
  right: 0;
  bottom: -110px;
}
.location .inner .section2 .contactPage-map .amap-logo {
  display: none !important;
}
.location .inner .section2 .contactPage-map .amap-copyright {
  display: none !important;
}
.location .inner .section2 .contactPage-map .amap-icon img {
  width: 20px;
}
@keyframes breathe {
  0% {
    box-shadow: 0 0 0 0 rgba(215, 21, 26, 0.2);
    border-radius: 50%;
  }
  70% {
    box-shadow: 0 0 0 8px rgba(215, 21, 26, 0.2);
    border-radius: 50%;
  }
  100% {
    box-shadow: 0 0 0 0 rgba(215, 21, 26, 0.2);
    border-radius: 50%;
  }
}
@media screen and (max-width: 1440px) {
  .about-nav {
    gap: 40px;
  }
  .about-nav .item {
    font-size: 20px;
  }
  .timeline .inner .section1 .text1 {
    font-size: 30px;
    line-height: 50px;
  }
}
@media screen and (max-width: 1280px) {
  .about .inner .section1 .desc {
    font-size: 25px;
  }
}
@media screen and (max-width: 1024px) {
  .about {
    padding: 100px 0;
  }
  .about-nav .item {
    padding: 20px;
    font-size: 18px;
  }
  .about .inner {
    flex-direction: column-reverse;
    gap: 20px;
  }
  .about .inner .section1 {
    width: 100%;
  }
  .about .inner .section2 {
    width: 100%;
  }
  .history .inner .section1 {
    gap: 40px;
  }
  .history .inner .section1 .item .item-top .text1 span {
    font-size: 25px;
  }
  .timeline {
    height: 1200px;
  }
  .timeline .inner .section1 .text1 {
    font-size: 25px;
    line-height: 40px;
  }
  .timeline .timeline-back {
    height: 300px;
  }
  .culture .inner .section1,
  .location .inner .section1 {
    width: 80%;
    margin-bottom: 40px;
  }
  .culture .inner .section1 .title,
  .location .inner .section1 .title {
    margin-bottom: 10px;
  }
  .culture .inner .section1 .desc,
  .location .inner .section1 .desc {
    font-size: 30px;
    margin-bottom: 10px;
  }
  .culture .inner .section1 .text,
  .location .inner .section1 .text {
    font-size: 20px;
  }
}
@media screen and (max-width: 834px) {
  .timeline .inner .section1 {
    display: none;
  }
  .timeline .inner .section2 {
    width: 100%;
  }
  .timeline {
    height: 1100px;
  }
  .timeline .timeline-back {
    height: 200px;
  }
}
@media screen and (max-width: 768px) {
  .about-nav {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    justify-items: center;
    gap: 0;
    padding: 15px 0;
  }
  .about-nav .item {
    width: fit-content;
    font-size: 16px;
    padding: 10px 20px;
  }
  .about {
    padding: 40px 0;
  }
  .about .inner .section1 .title {
    margin-bottom: 15px;
  }
  .about .inner .section1 .desc {
    font-size: 20px;
    margin-bottom: 10px;
  }
  .about .inner .section1 .text {
    font-size: 15px;
    line-height: 24px;
    margin-bottom: 10px;
  }
  .about .inner .section1 .btn {
    font-size: 14px;
  }
  .history .inner .section1 {
    gap: 20px;
    grid-template-columns: repeat(2, 1fr);
    padding: 40px 0;
  }
  .history .inner .section1 .item {
    padding: 20px 0;
    gap: 0px;
  }
  .history .inner .section1 .item .item-top .text1 {
    font-size: 13px;
  }
  .history .inner .section1 .item .item-top .text1 span {
    font-size: 20px;
    line-height: 35px;
    margin-right: 5px;
  }
  .history .inner .section1 .item .item-bottom .text2 {
    font-size: 15px;
  }
  .timeline {
    height: 1000px;
  }
  .timeline .inner {
    padding: 40px 0 0 0;
  }
  .timeline .inner .section2 .swiper .swiper-wrapper {
    gap: 20px;
  }
  .timeline .inner .section2 .swiper .swiper-wrapper .swiper-slide .top {
    padding: 15px;
  }
  .timeline .inner .section2 .swiper .swiper-wrapper .swiper-slide .top .text3 {
    font-size: 16px;
  }
  .timeline .inner .section2 .swiper .swiper-wrapper .swiper-slide .bottom .text4 {
    font-size: 16px;
  }
  .timeline .inner .section2 .swiper .swiper-wrapper .swiper-slide-active .top {
    gap: 15px;
  }
  .timeline .inner .section2 .swiper .swiper-wrapper .swiper-slide-active .top img {
    width: 30px;
    height: 30px;
  }
  .timeline .inner .section2 .swiper .swiper-wrapper .swiper-slide-active .bottom {
    padding: 20px;
    gap: 10px;
  }
  .timeline .inner .section2 .swiper .swiper-wrapper .swiper-slide .bottom .text5 {
    font-size: 14px;
  }
  .culture {
    padding: 0 0 40px 0;
    top: 0;
  }
  .culture .inner .section1,
  .location .inner .section1 {
    width: 100%;
    margin-bottom: 20px;
  }
  .culture .inner .section1 .title,
  .location .inner .section1 .title {
    margin-bottom: 0px;
    gap: 10px;
  }
  .culture .inner .section1 .title .line,
  .location .inner .section1 .title .line {
    width: 50px;
    height: 2px;
    background: #d7151a;
  }
  .culture .inner .section1 .title > p,
  .location .inner .section1 .title > p {
    font-size: 16px;
  }
  .culture .inner .section1 .desc,
  .location .inner .section1 .desc {
    font-size: 18px;
    margin-bottom: 5px;
  }
  .culture .inner .section1 .text,
  .location .inner .section1 .text {
    font-size: 14px;
  }
  .culture .inner .section2 .one .item {
    padding: 20px;
  }
  .culture .inner .section2 .one .item .top {
    width: 30px;
    height: 30px;
  }
  .culture .inner .section2 .one .item .top img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .culture .inner .section2 .one .item .bottom .text1 {
    font-size: 17px;
  }
  .culture .inner .section2 .one .item .bottom .text2 {
    font-size: 15px;
  }
  .culture .inner .section2 .one .item-active {
    padding: 20px;
  }
  .culture .inner .section2 .one .item-active .top .text3 {
    font-size: 17px;
  }
  .culture .inner .section2 .one .item-active .top .text4 {
    font-size: 15px;
  }
  .culture .inner .section2 .one .item-active .bottom .text5 {
    font-size: 14px;
  }
  .location {
    padding: 0 0 40px 0;
  }
  .location .inner .section2 .contactPage-map {
    height: 300px;
  }
  .location .inner .section2 .contactPage-map .amap-maps .amap-drags .amap-overlays .amap-info .amap-info-content {
    bottom: -130px;
    left: 10px;
  }
  .location .inner .section2 .contactPage-map .amap-maps .amap-drags .amap-overlays .amap-info .amap-info-content strong {
    font-size: 12px;
  }
}
@media screen and (max-width: 480px) {
  .culture .inner .section2 {
    grid-template-columns: repeat(1, 1fr);
    gap: 15px;
  }
  .culture .inner .section2 .one {
    height: 200px;
  }
  .culture .inner .section2 .one .item {
    height: 200px;
  }
  .culture .inner .section2 .one .item-active {
    height: 200px;
  }
}