img {
  max-width: 100%;
  max-height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}

.common_bg {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: -1;
}

.item_hover {
  overflow: hidden;
}
.item_hover:hover img {
  transform: scale(1.05);
}
.item_hover img {
  width: 100%;
  height: 100%;
  transition: 0.6s ease;
}

.home {
  background: #000;
}

.about1 {
  padding: 6.7708333333vw 0 5.2083333333vw 0;
  position: relative;
  z-index: 1;
}
.about1 .fj1 {
  position: absolute;
  width: 10.8333333333vw;
  right: 27.2395833333vw;
  top: 43.4895833333vw;
  z-index: -1;
}
.about1 .fj2 {
  position: absolute;
  right: 0;
  top: 46.71875vw;
  z-index: -1;
  width: 19.4270833333vw;
}
.about1 .fj {
  position: absolute;
  width: 38.0729166667vw;
  right: 0;
  top: 5.2083333333vw;
  z-index: 9;
}
.about1 .jg {
  position: absolute;
  width: 50vw;
  right: 13.8020833333vw;
  top: 10.4166666667vw;
  z-index: 9;
  pointer-events: none;
  -webkit-clip-path: inset(0 0 100% 0);
          clip-path: inset(0 0 100% 0);
}
.about1 .bg {
  position: absolute;
  width: 92.5vw;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: -1;
}
.about1 .top {
  display: flex;
  justify-content: space-between;
  padding: 0 8.3333333333vw;
}
.about1 .top .img {
  position: relative;
}
.about1 .top .img .pic {
  width: 38.3333333333vw;
  height: 19.2708333333vw;
}
.about1 .top .img .svg1 {
  position: absolute;
  width: 1.6666666667vw;
  height: 1.6666666667vw;
  top: -0.78125vw;
  right: -0.78125vw;
}
.about1 .top .img .svg2 {
  position: absolute;
  width: 1.6666666667vw;
  height: 1.6666666667vw;
  bottom: -0.78125vw;
  left: -0.78125vw;
}
.about1 .top .r {
  width: 39.5833333333vw;
}
.about1 .top .r .text {
  color: rgb(255, 255, 255);
  font-style: normal;
  font-weight: 400;
  line-height: 2.5vw;
  /* 200% */
}
.about1 .top .r .text p:not(:last-child) {
  margin: 0 0 4.1666666667vw;
}
.about1 .figure {
  display: flex;
  justify-content: space-between;
  margin: 6.25vw 0 0 0;
  position: relative;
  padding: 0 8.3333333333vw;
  z-index: 9;
}
.about1 .figure .item:hover .pick {
  color: #fff;
}
.about1 .figure .item > span {
  color: #fff;
  font-style: normal;
  font-weight: 400;
  margin: 0 0 1.0416666667vw;
  display: block;
}
.about1 .figure .item .pick {
  color: rgba(255, 255, 255, 0.6);
  font-style: normal;
  font-weight: 400;
  line-height: normal;
  transition: 0.6s ease;
  text-align: center;
}
.about1 .ab_h {
  height: calc(100vh + 1500px);
  position: relative;
  margin-top: -150px;
}
.about1 .ab_h .fix {
  height: 100vh;
  position: sticky;
  position: -webkit-sticky;
  top: 0;
  overflow: hidden;
}
.about1 .ab_h .fix .bottom {
  transform-origin: bottom;
}
.about1 .bottom {
  width: 100%;
  bottom: 0;
  height: 1036px;
  position: absolute;
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}
.about1 .bottom::after {
  content: "";
  display: block;
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 10px;
  background: #000;
}
.about1 .bottom .diqiu {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
  z-index: -1;
}
.about1 .bottom .video {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: -594px;
  width: 1266px;
  z-index: -1;
}
.about1 .bottom .position {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1824px;
  transform-origin: left bottom;
}
.about1 .bottom .svg {
  width: 100%;
  height: 711px;
  pointer-events: none;
}
.about1 .bottom .item {
  position: absolute;
  top: 100px;
  left: 0;
  offset-rotate: 0deg;
  offset-path: var(--xin);
  cursor: pointer;
  pointer-events: none;
}
.about1 .bottom .on11 {
  top: 70px;
}
.about1 .bottom .on15 {
  top: 100px;
}
.about1 .bottom .on29 {
  top: 120px;
}
.about1 .bottom .on8 {
  top: 60px;
}
.about1 .bottom .on22 {
  top: 100px;
}
.about1 .bottom .on1 {
  top: 127px;
}
.about1 .bottom .item2 {
  left: -60px;
}
.about1 .bottom .item3 {
  top: 110px;
}
.about1 .bottom *,
.about1 .bottom *::after,
.about1 .bottom *::before {
  box-sizing: border-box;
}
.about1 .bottom .item.on .text .p2 {
  opacity: 1;
}
.about1 .bottom .text img {
  width: 61px;
  height: 60px;
}
.about1 .bottom .text .p1 {
  color: #fff;
  font-style: normal;
  font-weight: 400;
  margin: 5px 0 5px;
  font-size: 24px;
}
.about1 .bottom .text .p2 {
  color: #fff;
  font-style: normal;
  font-weight: 400;
  line-height: 32px;
  /* 200% */
  font-size: 16px;
  height: 70px;
  transition: 0.6s ease;
  opacity: 0.2;
}

.about2 {
  padding: 6.25vw 8.3333333333vw 6.25vw 8.3333333333vw;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.about2 .l {
  width: 45.8854166667vw;
}
.about2 .l .title {
  color: #fff;
  font-style: normal;
  font-weight: 400;
  margin: 0 0 4.1666666667vw;
}
.about2 .l .p1 {
  color: #fff;
  font-style: normal;
  font-weight: 400;
  line-height: normal;
  margin: 0 0 1.0416666667vw;
}
.about2 .l .p2 {
  overflow: hidden;
  color: #fff;
  text-overflow: ellipsis;
  font-style: normal;
  font-weight: 400;
  margin: 0 0 1.0416666667vw;
}
.about2 .l .p3 {
  color: #fff;
  text-align: justify;
  font-style: normal;
  font-weight: 400;
  line-height: 1.6666666667vw;
  /* 200% */
}
.about2 .img {
  width: 22.3958333333vw;
  height: 26.5104166667vw;
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 0 15px 8px rgba(0, 0, 0, 0.3);
}
.about2 .img img {
  width: 100%;
  height: 100%;
}

.cardEffect {
  cursor: crosshair;
  height: auto;
  position: relative;
  transition: all 0.1s;
  perspective: 300px;
  transform-style: preserve-3d;
  transform: perspective(300px);
}

.flare {
  mix-blend-mode: lighten;
  mix-blend-mode: screen;
}

.svgFilter {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  opacity: 0.5;
}

.common_content {
  cursor: grab;
}

.about3 {
  padding: 0 0 6.25vw 8.3333333333vw;
  overflow: hidden;
  width: 100%;
}
.about3 .title {
  color: #fff;
  font-style: normal;
  font-weight: 400;
  margin: 0 0 4.1666666667vw;
}
.about3 .content {
  width: 100%;
  cursor: grab;
}
.about3 .content .x {
  width: -moz-max-content;
  width: max-content;
  gap: 15.625vw;
  display: flex;
  position: relative;
  z-index: 1;
  padding: 0 15.625vw 0 0;
}
.about3 .content .x * {
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}
.about3 .content .x img {
  -webkit-user-drag: none;
}
.about3 .content .x:after, .about3 .content .x:before {
  width: 100%;
  height: 32px;
  display: block;
  content: "";
  position: absolute;
  top: 37%;
  z-index: -1;
  margin-top: -16px;
  background-image: url(/images/thread.png);
  background-size: auto 100%;
  background-repeat: repeat-x;
  pointer-events: none;
}
.about3 .content .x .matter .year {
  color: #fff;
  font-style: normal;
  font-weight: 400;
}
.about3 .content .x .matter .flex {
  margin: 4.84375vw 0 0 0;
  display: flex;
  gap: 6.25vw;
}
.about3 .content .x .matter .flex .item {
  width: 14.5833333333vw;
}
.about3 .content .x .matter .flex .item .circle {
  width: 0.5208333333vw;
  height: 0.5208333333vw;
  border-radius: 50%;
  background: #fff;
  transform: translateX(-0.2604166667vw) translateY(0.625vw);
}
.about3 .content .x .matter .flex .item .p1 {
  color: #fff;
  font-style: normal;
  font-weight: 400;
  margin: 1.8229166667vw 0 1.40625vw 0;
}
.about3 .content .x .matter .flex .item .p2 {
  color: #fff;
  font-style: normal;
  font-weight: 400;
  line-height: 1.6666666667vw;
  /* 200% */
  margin: 0 0 0.4166666667vw;
}
.about3 .content .x .matter .flex .item .img {
  width: 100%;
  height: 9.7395833333vw;
  opacity: 0;
  transition: 0.6s ease;
}
.about3 .content .x .matter .flex .item:hover .img {
  opacity: 1;
}

@keyframes goA {
  100% {
    transform: translateX(-50%);
  }
}
.main {
  position: relative;
  z-index: 1;
}
.main .bg {
  position: absolute;
  width: 100%;
  bottom: 0;
  left: 0;
  z-index: -1;
}

.about4 {
  padding: 0 8.3333333333vw 6.25vw 8.3333333333vw;
  overflow: hidden;
}
.about4 .title {
  color: #fff;
  font-style: normal;
  font-weight: 400;
  margin: 0 0 4.1666666667vw;
}
.about4 .content * {
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}
.about4 .content img {
  -webkit-user-drag: none;
}
.about4 .content .go {
  width: -moz-max-content;
  width: max-content;
  display: flex;
}
.about4 .content .go .flex {
  display: flex;
}
.about4 .content .go .flex .item {
  margin: 0 2.0833333333vw 0 0;
}
.about4 .content .go .flex .item .img {
  width: 100%;
  height: 14.0625vw;
  overflow: hidden;
}
.about4 .content .go .flex .item .img img {
  width: 100%;
  height: 100%;
}
.about4 .content .go .flex .item .text {
  color: #fff;
  font-style: normal;
  font-weight: 400;
  line-height: 1.6666666667vw;
  /* 200% */
  margin: 1.0416666667vw 0 0 0;
  max-width: 19.9479166667vw;
}

.cursor {
  position: fixed;
  z-index: 9999;
  top: 0;
  left: 0;
  pointer-events: none;
  backface-visibility: hidden;
  width: 5.8333333333vw;
  height: 5.8333333333vw;
}
.cursor.on .bor {
  opacity: 1;
  transform: scale(1);
}
.cursor .bor {
  width: 100%;
  height: 100%;
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.6);
  font-style: normal;
  font-weight: 400;
  opacity: 0;
  transform: scale(0);
  transition: 0.3s ease;
}

.about5 {
  padding: 22.0833333333vw 8.3333333333vw 15.4166666667vw 8.3333333333vw;
  position: relative;
  z-index: 52;
}
.about5 .l {
  width: 56.25vw;
}
.about5 .l .p1 {
  color: #fff;
  font-style: normal;
  font-weight: 400;
  margin: 0 0 2.0833333333vw;
}
.about5 .l .text {
  color: #fff;
  font-style: normal;
  font-weight: 400;
  line-height: 3.3333333333vw;
  /* 200% */
}
.about5 .circle_box {
  position: absolute;
  z-index: 10;
  right: 0;
  bottom: 0;
}
.about5 .circle_box .line {
  width: 41.1458333333vw;
}
.about5 .circle_box .point {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 2.0833333333vw;
  cursor: pointer;
}
.about5 .circle_box .point .icon img {
  width: 3.1770833333vw;
}
.about5 .circle_box .point p {
  color: rgba(255, 255, 255, 0.6);
  transition: all 600ms;
  white-space: nowrap;
}
.about5 .circle_box .point.on p {
  color: #fff;
}
.about5 .circle_box .point.point1 {
  left: 20.4166666667vw;
  top: 3.6458333333vw;
}
.about5 .circle_box .point.point2 {
  left: 10.2604166667vw;
  top: 11.40625vw;
}
.about5 .circle_box .point.point3 {
  left: 3.9583333333vw;
  top: 18.90625vw;
}
.about5 .circle_box .point.point4 {
  left: 0.78125vw;
  bottom: 6.8229166667vw;
}

@media screen and (max-width: 768px) {
  .about5 {
    padding: 60px 5% 100px 5%;
  }
  .about5 .l {
    width: 100%;
  }
  .about5 .l .p1 {
    font-size: 22px;
    margin: 0 0 20px;
  }
  .about5 .l .text {
    line-height: 1.7;
    font-size: 14px;
  }
  .about5 .circle_box {
    position: static;
    margin-top: 30px;
    text-align: center;
  }
  .about5 .circle_box .line {
    display: none;
  }
  .about5 .circle_box .point {
    position: static;
    display: inline-flex;
    margin: 10px;
    gap: 10px;
  }
  .about5 .circle_box .point .icon img {
    width: 30px;
  }
  .about5 .circle_box .point p {
    font-size: 12px;
  }
  .cursor {
    display: none;
  }
  .about1 {
    padding: 50px 0 0 0;
  }
  .about1 .ab_h {
    height: auto !important;
    margin-top: 0;
  }
  .about1 .ab_h .fix {
    height: auto !important;
    position: static;
  }
  .about1 .top {
    flex-direction: column;
    padding: 0 5%;
  }
  .about1 .top .img {
    width: 100%;
    height: auto;
  }
  .about1 .top .img .pic {
    width: 100%;
    height: auto;
  }
  .about1 .top .img .svg1,
  .about1 .top .img .svg2 {
    width: 10px;
    height: 10px;
  }
  .about1 .top .img .svg1 {
    top: -10px;
    right: -10px;
  }
  .about1 .top .img .svg2 {
    bottom: -10px;
    left: -10px;
  }
  .about1 .top .r {
    width: 100%;
    margin: 30px 0 0 0;
  }
  .about1 .top .r .text {
    font-size: 13px;
    line-height: 1.6;
  }
  .about1 .top .r .text p:not(:last-child) {
    margin: 0 0 20px;
  }
  .about1 .figure {
    flex-direction: column;
    gap: 30px;
    margin: 30px 0 0 0;
    padding: 0 5%;
  }
  .about1 .figure .item {
    width: 100%;
  }
  .about1 .figure .item > span {
    margin: 0 0 7px;
  }
  .about1 .figure .item .pick br {
    display: none;
  }
  .about1 .bottom {
    height: auto;
    position: relative;
    padding: 0 5%;
    overflow: hidden;
  }
  .about1 .bottom .position {
    position: static;
    width: 100%;
    transform: none;
    margin: 45px 0;
  }
  .about1 .bottom .position svg {
    display: none;
  }
  .about1 .bottom .position .item {
    top: 0 !important;
    position: static;
    offset-path: unset;
    offset-distance: unset !important;
  }
  .about1 .bottom .position .item img {
    width: 45px;
    height: 45px;
    margin: 0 0 10px;
  }
  .about1 .bottom .position .item .text .p1 {
    font-size: 18px;
    margin: 0 0 10px;
  }
  .about1 .bottom .position .item .text .p2 {
    font-size: 13px;
    line-height: 1.6;
    opacity: 1 !important;
  }
  .about1 .bottom video.video {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: -29vh;
    width: 120vw;
    z-index: -1;
  }
  .about2 {
    padding: 50px 5%;
    flex-direction: column;
    align-items: unset;
  }
  .about2 .l {
    width: 100%;
  }
  .about2 .l .title {
    margin: 0 0 15px;
  }
  .about2 .l .p1 {
    margin: 0 0 10px;
  }
  .about2 .l .p2 {
    margin: 0 0 10px;
  }
  .about2 .l .p3 {
    line-height: 1.6;
  }
  .about2 .img {
    width: 100%;
    height: auto;
    margin: 25px 0 0 0;
  }
  .about3 {
    padding: 40px 5%;
  }
  .about3 .title {
    margin: 0 0 40px;
  }
  .about3 .content {
    display: none;
  }
  .about3 .content .x {
    width: 100%;
    transform: none !important;
    flex-direction: column;
    padding: 0;
  }
  .about3 .content .x:after, .about3 .content .x:before {
    display: none;
  }
  .about3 .content .x .matter .flex {
    flex-direction: column;
  }
  .about3 .content .x .matter .flex .item {
    width: 100%;
  }
  .about3 .content .x .matter .flex .item .circle {
    display: none;
  }
  .about3 .content .x .matter .flex .item .p1 {
    margin: 0 0 15px;
  }
  .about3 .content .x .matter .flex .item .p2 {
    margin: 0 0 15px;
    line-height: 1.4;
  }
  .about3 .content .x .matter .flex .item .img {
    height: auto;
    opacity: 1;
  }
  .about3 .sj_content {
    display: block !important;
  }
  .about4 {
    padding: 50px 5%;
  }
  .about4 .title {
    margin: 0 0 60px;
  }
  .about4 .sj_content {
    display: block !important;
  }
  .about4 .sj_content .swiper-container {
    width: 100%;
  }
  .about4 .content {
    display: none;
  }
  .about4 .content .go {
    width: 100%;
    flex-direction: column;
  }
  .about4 .content .go .flex {
    flex-direction: column;
  }
  .about4 .content .go .flex .item {
    margin: 0 0 35px 0;
  }
  .about4 .content .go .flex .item .img {
    height: 150px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .about4 .content .go .flex .item .img img {
    -o-object-fit: contain;
       object-fit: contain;
  }
  .about4 .content .go .flex .item .text {
    max-width: 100%;
    text-align: center;
    line-height: 1.4;
    margin: 20px 0 0 0;
  }
}