.banner {
  width: 100%;
  height: auto;
}

.banner .swiper {
  position: relative;
  width: 100%;
}

.banner .swiper .swiper-wrapper{
  width: 100%;
  height: auto;
  position: relative;
}

.banner .swiper .swiper-slide{
  position: relative;
  overflow: hidden;
  z-index: 50;
}

.banner .swiper .swiper-slide img {
  width: 100%;
  height: auto;
  object-fit: contain;
  z-index: 4;
  transition: all 1.4s ease;
  -webkit-transform: scale(1.1) !important;
  transform: scale(1.1) !important;
}
.banner .swiper .swiper-slide-active img {
  opacity: 1;
  z-index: 21;
  transition: all 1.2s ease 0.5s;
  -webkit-transform: scale(1) !important;
  transform: scale(1) !important;
}

.banner .swiper .swiper-wrapper .swiper-slide .banner-content {
  position: absolute;
  top: 10%;
  left: 10%;
  right: 0;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  max-width: 1440px;
  margin: 0 auto;
  padding-top: 130px;
}

.banner .swiper .swiper-wrapper .swiper-slide .banner-content .banner-content-title {
  width: 100%;
  height: 47px;
  font-family: Alibaba PuHuiTi, Alibaba PuHuiTi;
  font-weight: 500;
  font-size: 34px;
  color: #FFFFFF;
  margin-bottom: 2%;
}

.banner .swiper .swiper-wrapper .swiper-slide .banner-content .banner-content-desc {
  width: 100%;
  height: 33px;
  font-family: Alibaba PuHuiTi, Alibaba PuHuiTi;
  font-weight: 400;
  font-size: 24px;
  color: #FFFFFF;
  margin-bottom: 4%;
}

.banner .swiper .swiper-wrapper .swiper-slide .banner-content .banner-content-btn a {
  font-family: Alibaba PuHuiTi, Alibaba PuHuiTi;
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  padding: 15px 30px;
  border:2px solid #009ED6;
  background-color: #009ED6;
  border-radius: 12px;
  margin-right: 27px;
  cursor: pointer;
  display: inline-block;
  text-decoration: none;
  transition: 0.5s;
  margin-top: 30px;
}

.banner .swiper .swiper-wrapper .swiper-slide .banner-content .banner-content-btn a:hover {
  font-family: Alibaba PuHuiTi, Alibaba PuHuiTi;
  font-weight: 500;
  font-size: 16px;
  color: #009ED6;
  background-color: transparent;
  border-radius: 12px;
  margin-right: 27px;
  cursor: pointer;
}

.banner .swiper .banner-scroll {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 250px;
  height: 210px;
  background: #FFFFFF;
  clip-path: polygon(100% 100%, 100% 0, 0 100%);
  z-index: 10;
}

.banner .swiper .banner-scroll .scroll-down {
  height: 16px;
  width: 116px;
  margin-top: 117px;
  margin-left: 125px;
}

.banner .swiper .banner-scroll .scroll-down img {
  height: 80%;
  width: 80%;
}

.banner .swiper .banner-scroll .scroll{
  height: 16px;
  width: 116px;
  margin-top: 14px;
  margin-left: 160px;
}

.banner .swiper .banner-scroll .scroll .scroll-line {
  width: 20px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid #8E8E8E;
  z-index: 20;
  position: relative;
}
.banner .swiper .banner-scroll .scroll .scroll-line .scroll-line-p {
  position: absolute;
  top: 10px;
  left: 0;
  right: 0;
  margin: 0 auto;
  width: 2px;
  height: 7px;
  background: #8E8E8E;
  border-radius: 10px;
  animation: scroll infinite 1.2s;
}
@keyframes scroll {
  0% {
    top: 10px;
  }
  50% {
    top: 20px;
  }
  100% {
    top: 10px;
  }
}
.video1{
  margin-top: 75px;
  background: linear-gradient( 180deg, #FFFFFF 0%, #F1F1F1 100%);
}
.video1 .video-top{
  display: flex;
  flex-direction: row;
  justify-content: center;
  margin-bottom: 46px;
}

.video1 .video-top .video-top-item{
  font-family: Alibaba PuHuiTi, Alibaba PuHuiTi;
  font-weight: 400;
  font-size: 20px;
  color: #8E8E8E;
  padding: 0 9px;
  position: relative;
}
.video1 .video-top .video-top-item::after{
  content: '';
  position: absolute;
  right: 0;
  top: 25%; 
  height: 60%; 
  width: 1px;
  background-color: #8E8E8E;
}

.video1 .video-top a:last-child .video-top-item::after{
  display: none;
}
.video1 .video-top .video-top-item-active{
  font-family: Alibaba PuHuiTi, Alibaba PuHuiTi;
  font-weight: 400;
  font-size: 20px;
  color: #000000;
}


.video-bottom{
  display: flex;
  flex-direction: row;
  justify-content: center;
  gap: 62px;
  margin-top: 50px;
  padding-bottom: 75px;
}
.video-bottom .video-bottom-page{
  display: flex;
  flex-direction: row;
  gap: 60px;
}
.video-bottom .video-bottom-page .num{
  font-family: DIN, DIN;
  font-weight: 400;
  font-size: 40px;
  color: #000000;
  cursor: pointer;
}
.video-bottom .video-bottom-page .num-active{
  font-family: DIN, DIN;
  font-weight: bold;
  font-size: 40px;
  color: #009ED6;
  border-bottom: 4px solid;
}
.video-bottom .video-bottom-page .omit{
  font-family: DIN, DIN;
  font-weight: 400;
  font-size: 40px;
  color: #000000;
}

.video-bottom .video-bottom-prev {
  width: 62px;
  height: 62px;
  background: #FE706C;
  border-radius: 66px 66px 66px 66px;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
}

.video-bottom .video-bottom-prev img {
  width: 30px;
  height: auto;
  display: block;
  object-fit: scale-down;
  transform: rotateY(0deg);
  transition: 0.5s;
}

.video-bottom .video-bottom-prev:hover img {
  transform: rotateY(360deg);
}


.video-bottom .video-bottom-next {
  width: 62px;
  height: 62px;
  background: #FE706C;
  border-radius: 66px 66px 66px 66px;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
}

.video-bottom .video-bottom-next img {
  width: 30px;
  height: auto;
  transform: scaleX(-1);
  display: block;
  object-fit: scale-down;
  transition: 0.5s;
}

.video-bottom .video-bottom-next:hover img {
  transform: scaleX(-1) rotateY(360deg); 
}




.video-middle {
  width: 100%;
  margin: 0 auto;
}
.video-middle .video-middle-item {
  width: 70%;
  margin: 0 auto;
  max-width: 1440px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  padding-top: 47px;
}
.video-middle .video-middle-item .video-item-one {
  background: #CBCBCB rgba(0,0,0,0.2);
  border-radius: 24px 24px 24px 24px;
  width: calc((100% - 20px) / 2);
  margin-bottom: 27px;
  aspect-ratio: 1.77695167;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-self: center;
  position: relative;
}
.video-middle .video-middle-item .video-item-one video {
  width: 100%;
  height: 100%;
  object-fit: scale-down;
}
.video-middle .video-middle-item .video-item-one .img-inner {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  transition: 0.5s;
}
.video-middle .video-middle-item .video-item-one .img-inner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: 0.5s;
}
.video-middle .video-middle-item .video-item-one .img-inner img:hover {
  transform: scale(1.05);
}
.video-middle .video-middle-item .video-item-one .img-inner .mask {
  background: rgba(0, 0, 0, 0.3);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.video-middle .video-middle-item .video-item-one .img-inner .mask .play {
  width: 72px;
  height: 72px;
  background: rgba(255, 255, 255, 0.74);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: 0.5s;
  cursor: pointer;
}
.video-middle .video-middle-item .video-item-one .img-inner .mask .play svg {
  width: 40%;
  height: 40%;
  cursor: pointer;
  position: relative;
  left: 4px;
}
.video-middle .video-middle-item .video-item-one .img-inner .mask .play:hover {
  transform: scale(1.05);
}
.video-middle .video-middle-item .video-item-one
.video-middle .video-middle-item .video-item-one:hover video {
  transform: scale(1.05);
}
.video1 video {
  width: 100%;
}

@media only screen and (max-width: 1280px) {
  .banner .swiper .swiper-wrapper .swiper-slide .banner-content {
    padding-top: 80px;
  }
  .banner .swiper .swiper-wrapper .swiper-slide .banner-content .banner-content-title {
    font-size: 30px;
  }
  .banner .swiper .swiper-wrapper .swiper-slide .banner-content .banner-content-desc{
    font-size: 20px;
  }
  .banner .swiper .banner-scroll {
    width: 211px;
    height: 178px;
  }
  .banner .swiper .banner-scroll .scroll-down {
    margin-top: 98px;
    margin-left: 103px;
  }
  .banner .swiper .banner-scroll .scroll{
    margin-top: 14px;
    margin-left: 140px;
  }
.video1 {
      margin-top: 50px;
  }
.video-middle .video-middle-item {
  width: 85%;
}
}
@media only screen and (max-width: 1025px) {
  .banner .swiper .swiper-wrapper .swiper-slide .banner-content .banner-content-title {
    font-size: 24px;
  }
  .banner .swiper .swiper-wrapper .swiper-slide .banner-content .banner-content-desc{
    font-size: 18px;
  }
  .banner-content-btn{
    display: none;
  }
  .banner .swiper .banner-scroll {
    display: none;
  }
  .video1 .video-top .video-top-item {
    font-size: 16px;
  }
}
@media only screen and (max-width: 900px) {
.video-middle .video-middle-item .video-item-one {
  width:100%;
}
.video-middle .video-middle-item {
    padding-top: 0px;
}
}

@media only screen and (max-width: 768px) {
  .banner .swiper .swiper-wrapper .swiper-slide .banner-content {
    padding-top: 60px;
  }
  .banner .swiper .swiper-wrapper .swiper-slide .banner-content .banner-content-title {
    font-size: 20px;
  }
  .banner .swiper .swiper-wrapper .swiper-slide .banner-content .banner-content-desc{
    font-size: 16px;
  }
}

@media only screen and (max-width: 641px) {
  .banner .swiper .swiper-wrapper .swiper-slide .banner-content {
    padding-top: 60px;
  }
  .banner .swiper .swiper-wrapper .swiper-slide .banner-content .swiper-pagination .banner-pages-item .banner-pages-one-active {
    width: 28px;
    height: 6px;
  }
  .banner .swiper .swiper-wrapper .swiper-slide .banner-content .swiper-pagination .banner-pages-item .banner-pages-one {
    width: 22px;
    height: 3px;
  }
  .banner .swiper .swiper-wrapper .swiper-slide .banner-content .swiper-pagination .banner-pages-num {
    font-size: 14px;
  }
  .banner .swiper .swiper-wrapper .swiper-slide .banner-content .banner-content-title {
    font-size: 18px;
  }
  .video1 {
      margin-top: 20px;
  }
}
@media only screen and (max-width: 521px) {
  .video1 .video-top{
    flex-wrap: wrap;
  }
  .video1 .video-top .video-top-item::after{
    display: none;
  }
  .video1 .video-top .video-top-item {
    margin-top: 10px;
}
}