main {
  padding-bottom: var(--footer-height);
  max-width: 100vw;
  overflow: hidden;
}

.screen1 {
  height: calc(100vh - var(--header-height) - var(--footer-height));
  position: relative;
}

.screen1 .video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  position: relative;
  z-index: 9000;
}

.screen1 .explore-more {
  position: absolute;
  bottom: 8vw;
  width: fit-content;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 2.6667vw;
  color: rgba(255, 255, 255, 0.7);
}

.screen1 .explore-more::after {
  content: "";
  margin-top: 2.4vw;
  width: 2.4vw;
  aspect-ratio: 18 / 10;
  background-image: url(/img/icon-down.png);
  background-size: cover;
  animation: loadmore 1.2s infinite;
}

.screen2 {
  height: 160vw;
  position: relative;
}

.screen2 .swiper-original {
  width: 100%;
  height: 100%;
}

.screen2 .swiper-original .swiper-slide {
  position: relative;
}

.screen2 .swiper-original .slide-img {
  width: 100%;
  height: 100%;
  background-color: #000;
  object-fit: cover;
  aspect-ratio: 750 / 1200;
}

.screen2 .swiper-original .slide-title {
  position: absolute;
  left: 0;
  right: 0;
  top: 16vw;
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 6.4vw;
  color: #ffffff;
  text-align: center;
}

.screen2 .swiper-original .slide-subtitle {
  position: absolute;
  left: 0;
  right: 0;
  top: 24vw;
  text-align: center;
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 4.8vw;
  color: #ffffff;
}

.screen2 .swiper-original .swiper-button-prev {
  top: auto;
  bottom: 27vw;
  margin-top: 0;
  width: 8vw;
  height: 8vw;
  color: #fff;
  font-size: 1.25vw;
  border: 2px solid #fff;
  border-radius: 50%;
  z-index: 99;
  flex-shrink: 0;
}

.screen2 .swiper-original .swiper-button-next {
  top: auto;
  bottom: 27vw;
  margin-top: 0;
  width: 8vw;
  height: 8vw;
  color: #fff;
  border: 2px solid #fff;
  border-radius: 50%;
  z-index: 99;
  flex-shrink: 0;
}

.screen2 .swiper-original .swiper-button-prev::after,
.screen2 .swiper-original .swiper-button-next::after {
  font-size: 3.2vw;
}

.screen2 .swiper-thumbs {
  position: absolute;
  height: 18vw;
  bottom: 23.3333vw;
  left: 12vw;
  right: 12vw;
  z-index: 1;
}

.screen2 .swiper-thumbs .swiper-slide {
  width: 18vw;
  height: 18vw;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0;
  opacity: 1;
  background-color: transparent;
}

.screen2 .swiper-thumbs .swiper-slide.swiper-slide-thumb-active {
  border: 2px solid #ffffff;
}

.screen2 .swiper-thumbs .swiper-slide .slide-img {
  width: 16vw;
  height: 16vw;
}

.screen3 .global-total {
  padding: 20vw 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 10vw;
}

.screen3 .global-total .item {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

.screen3 .global-total .item .value {
  font-family: Poppins;
  font-weight: 300;
  font-size: 10.6667vw;
  color: #000000;
}

.screen3 .global-total .item .name {
  margin-top: 4vw;
  font-family: Source Han Sans CN;
  font-weight: 400;
  font-size: 3.7333vw;
  color: #272828;
}

.screen3 .case {
  padding: 0 5vw 15vw;
  position: relative;
}

.screen3 .case .btn-prev,
.screen3 .case .btn-next {
  width: 10vw;
  height: 10vw;
  position: absolute;
  top: 29.0667vw;
  z-index: 99;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-family: swiper;
}

.screen3 .case .btn-prev {
  left: 8vw;
}

.screen3 .case .btn-next {
  right: 8vw;
}

.screen3 .case .btn-prev::after {
  content: "prev";
  font-family: swiper-icons;
  font-size: 6.4vw;
  color: #fff;
}

.screen3 .case .btn-next::after {
  content: "next";
  font-family: swiper-icons;
  font-size: 6.4vw;
  color: #fff;
}

.screen3 .case .btn-prev.swiper-button-disabled,
.screen3 .case .btn-next.swiper-button-disabled {
  /* background-color: #d6d6d6; */
}

.screen3 .case .swiper-slide .img {
  overflow: hidden;
}

.screen3 .case .swiper-slide .img>img {
  width: 100%;
  height: 64vw;
}

.screen3 .case .swiper-slide .name {
  padding: 5.3333vw 0 0;
  font-family: Source Han Sans CN;
  font-weight: 400;
  font-size: 3.7333vw;
  color: #272828;
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.screen4 .brand {
  padding: 16vw 0 0;
  background: #2e3138;
}

.screen4 .brand .baseinfo {
  padding: 0 8vw;
}

.screen4 .brand .baseinfo .en-title {
  font-family: Source Han Sans CN;
  font-weight: 800;
  font-size: 6.4vw;
  color: #ffffff;
}

.screen4 .brand .baseinfo .cn-title {
  margin-top: 4vw;
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 6.4vw;
  color: #ffffff;
}

.screen4 .brand .baseinfo .desc {
  padding: 6vw 0 10vw;
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 3.4667vw;
  color: #ffffff;
  line-height: 6.4vw;
  text-align: justify;
}

.screen4 .brand .baseinfo .possible {
  font-family: Source Han Sans CN;
  font-weight: 400;
  font-size: 3.7333vw;
  color: #ffffff;
}

.screen4 .brand .baseinfo .more {
  width: fit-content;
  height: 6vw;
  margin-top: 5.2vw;
  display: flex;
  align-items: center;
  padding: 0 2vw;
  background-color: #fff;
  font-size: 4vw;
  color: #000;
}

.screen4 .brand .baseinfo .more::after {
  content: "next";
  font-family: swiper-icons;
  font-size: 3.2vw;
  color: #000;
  margin-left: 2vw;
}

.screen4 .brand .car {
  height: 90.6667vw;
  background-image: url(/img/brand.png);
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center top;
  position: relative;
  margin-top: 36px;
}

.screen4 .brand .car>a {
  position: absolute;
  width: 30vw;
  height: 5.4vw;
  display: flex;
  align-items: center;
  border-radius: 4vw;
  color: transparent;
}

.screen4 .brand .car>a.point1 {
  left: 22.5vw;
  top: 7.2vw;
}

.screen4 .brand .car>a.point2 {
  left: 0.6666vw;
  top: 54.2vw;
}

.screen4 .brand .car>a.point3 {
  left: 22vw;
  top: 65vw;
}

.screen4 .brand .car>a.point4 {
  left: 63vw;
  top: 65vw;
}

.screen5 .news {
  background-color: #eeeeee;
  padding: 16vw 4vw 8vw;
}

.screen5 .news .en-title {
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 6.4vw;
  color: #000000;
  text-align: center;
}

.screen5 .news .cn-title {
  margin-top: 4vw;
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 4.8vw;
  color: #000000;
  text-align: center;
  padding-bottom: 12vw;
}

.screen5 .news .swiper {
  height: 121.6vw;
}

.screen5 .news .swiper-slide {
  height: 54.8vw;
  background-color: #fff;
  overflow: hidden;
}

.screen5 .news .swiper-slide .img {
  overflow: hidden;
}

.screen5 .news .swiper-slide .img>img {
  width: 100%;
  object-fit: cover;
  aspect-ratio: 330 / 220;
}

.screen5 .news .swiper-slide .info {
  padding: 2.6667vw 3.3333vw;
}

.screen5 .news .swiper-slide .name {
  height: 10.6667vw;
  font-family: Source Han Sans CN;
  font-weight: 500;
  font-size: 3.4667vw;
  color: #000000;
  line-height: 5.3333vw;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.screen5 .news .swiper-slide .pubdate {
  margin-top: 5vw;
  font-family: Source Han Sans CN;
  font-weight: 400;
  font-size: 3.2vw;
  color: #272828;
}

.screen5 .news .pagination {
  margin-top: 4vw;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4vw;
}

.screen5 .news .pagination .btn-prev,
.screen5 .news .pagination .btn-next {
  width: 8vw;
  height: 6vw;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #3271e2;
  cursor: pointer;
  font-family: swiper;
}

.screen5 .news .pagination .btn-prev::before {
  content: "prev";
  font-family: swiper-icons;
  font-size: 3.2vw;
  color: #fff;
}

.screen5 .news .pagination .btn-next::before {
  content: "next";
  font-family: swiper-icons;
  font-size: 3.2vw;
  color: #fff;
}

.screen5 .news .pagination .btn-prev.swiper-button-disabled,
.screen5 .news .pagination .btn-next.swiper-button-disabled {
  background-color: #d6d6d6;
}

.copyright {
  font-size: 3.2vw;
  color: #999;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 4vw;
  padding-top: 4vw;
}

.copyright a {
  color: #999;
  padding-top: 2vw;
}

@keyframes loadmore {
  to {
    transform: translateY(10px);
  }
}