.banner {
  width: 100%;
  position: relative;
}
.banner .wrap {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.banner .wrap .h2 {
  font-size: 30px;
  color: #000;
}
.banner .wrap .h1 {
  width: 60%;
  position: relative;
  margin-bottom: 70px;
}
.banner .wrap .h1 .icon {
  width: 30px;
  height: 30px;
  position: absolute;
  left: -40px;
  top: 40px;
}
.banner .wrap .h1 .icon img {
  width: 100%;
  height: 100%;
  display: block;
}
.banner .wrap .h1 .text {
  font-size: 70px;
  color: #000;
  font-weight: 600;
}
.banner .wrap .h3 {
  font-size: 20px;
  color: #000;
  margin-bottom: 120px;
}
.banner .image {
  width: 100%;
}
.banner .image img {
  display: block;
  width: 100%;
}
.nav2 {
  width: 100%;
  max-width: 1300px;
  margin: 0 auto;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 100px;
  background: #000000;
  padding: 20px 0;
}
.nav2 a {
  padding: 20px 50px;
  border-radius: 100px;
  background: #000000;
  transition: 0.5s;
  color: #fff;
  font-size: 24px;
  font-weight: 600;
}
.nav2 a:hover {
  color: #000000;
  background: #11dab5;
}
.nav2 .cur {
  color: #000000;
  background: #11dab5;
}
.list {
  width: 100%;
  padding: 120px 0;
  position: relative;
}
.list .bg {
  width: 100%;
  position: absolute;
  bottom: 0;
  left: 0;
}
.list .swiper {
  width: 100%;
}
.list .swiper .swiper-wrapper {
  width: 100%;
}
.list .swiper .swiper-slide {
  width: 40%;
  cursor: pointer;
  transition: transform 0.4s ease, opacity 0.4s ease;
  transform: scale(0.85);
  opacity: 0.6;
}
.list .swiper .swiper-slide.swiper-slide-active {
  transform: scale(1);
  opacity: 1;
}
.list .swiper .swiper-slide .cover {
  width: 100%;
  position: relative;
  border-radius: 12px;
  overflow: hidden;
}
.list .swiper .swiper-slide .cover img {
  display: block;
  width: 100%;
}
.list .swiper .swiper-slide .cover .play {
  width: 100px;
  height: 100px;
  border-radius: 100%;
  background: #ffffff1a;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  justify-content: center;
  align-items: center;
}
.list .swiper .swiper-slide .cover .play img {
  width: 100%;
  height: 100%;
  display: block;
}
.list .swiper .swiper-slide .name {
  width: 100%;
  font-size: 35px;
  padding: 20px 0;
  text-align: center;
  color: #000;
  font-weight: 600;
}
.pages {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 0;
}
.pages .btn {
  width: 56px;
  height: 56px;
  border-radius: 8px;
  background: #11dab5;
  display: flex;
  justify-content: center;
  align-items: center;
}
.pages .btn img {
  width: auto;
  height: 50%;
  display: block;
}
.pages .btn:last-child {
  transform: rotate(180deg);
}
.pages .nums {
  max-width: calc(100% - 200px);
  display: flex;
  align-items: center;
  padding: 0 30px;
}
.pages .nums span {
  font-size: 35px;
  color: #818181;
  padding: 0 10px;
  cursor: pointer;
}
.pages .nums span:hover {
  color: #000;
}
.pages .nums .cur {
  color: #000;
  font-weight: 600;
  border-bottom: 2px solid #000;
}
.video-modal {
  display: flex;
  position: fixed;
  z-index: 9999;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.85);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  justify-content: center;
  align-items: center;
}
.video-modal.show {
  opacity: 1;
  visibility: visible;
}
.video-modal.show .modal-content {
  opacity: 1;
  transform: scale(1);
}
.video-modal .modal-content {
  position: relative;
  max-width: 90%;
  max-height: 90%;
  opacity: 0;
  transform: scale(0.96);
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.video-modal .modal-content .close {
  position: absolute;
  top: -40px;
  right: 0;
  color: #fff;
  font-size: 35px;
  font-weight: bold;
  cursor: pointer;
  z-index: 10000;
  background: none;
  border: none;
  transition: color 0.3s ease;
}
.video-modal .modal-content .close:hover {
  color: #ccc;
}
.video-modal .modal-video {
  max-width: 100%;
  max-height: 80vh;
  display: block;
  border-radius: 4px;
}
@media only screen and (max-width: 1700px) {
  .banner .wrap {
    max-width: 80%;
  }
}
@media only screen and (max-width: 1470px) {
  .banner .wrap {
    max-width: 90%;
  }
  .banner .wrap .h1 {
    margin-bottom: 100px;
  }
  .banner .wrap .h1 .text {
    font-size: 50px;
  }
  .banner .wrap .h1 .icon {
    width: 24px;
    height: 24px;
    left: -34px;
    top: 34px;
  }
  .banner .wrap .h2 {
    font-size: 26px;
  }
  .banner .wrap .h3 {
    font-size: 18px;
    line-height: 24px;
    margin-bottom: 80px;
  }
  .nav2 {
    max-width: 90%;
  }
  .nav2 a {
    font-size: 22px;
    padding: 16px 40px;
  }
  .list {
    padding: 90px 0;
  }
  .list .swiper .swiper-slide {
    width: 42%;
  }
  .list .swiper .swiper-slide .name {
    font-size: 30px;
  }
  .list .swiper .swiper-slide .cover .play {
    width: 80px;
    height: 80px;
  }
  .pages .btn {
    width: 50px;
    height: 50px;
  }
  .pages .nums span {
    font-size: 30px;
  }
}
@media only screen and (max-width: 1280px) {
  .banner .wrap {
    max-width: 90%;
  }
  .banner .wrap .h1 {
    margin-bottom: 60px;
  }
  .banner .wrap .h1 .text {
    font-size: 44px;
  }
  .banner .wrap .h1 .icon {
    width: 22px;
    height: 22px;
    left: -30px;
    top: 30px;
  }
  .banner .wrap .h2 {
    font-size: 24px;
  }
  .banner .wrap .h3 {
    font-size: 16px;
    margin-bottom: 50px;
  }
  .nav2 {
    max-width: 90%;
    padding: 16px 0;
  }
  .nav2 a {
    font-size: 20px;
    padding: 15px 30px;
  }
  .list {
    padding: 70px 0;
  }
  .list .swiper .swiper-slide .name {
    font-size: 28px;
  }
  .list .swiper .swiper-slide .cover .play {
    width: 70px;
    height: 70px;
  }
  .pages .btn {
    width: 48px;
    height: 48px;
  }
  .pages .nums span {
    font-size: 28px;
  }
}
@media only screen and (max-width: 1024px) {
  .banner .wrap .h2 {
    font-size: 24px;
  }
  .banner .wrap .h1 {
    margin-bottom: 30px;
  }
  .banner .wrap .h1 .text {
    font-size: 40px;
  }
  .banner .wrap .h3 {
    font-size: 16px;
    margin-bottom: 40px;
  }
  .nav2 a {
    font-size: 16px;
    padding: 12px 20px;
  }
  .list {
    padding: 60px 0;
  }
  .list .swiper .swiper-slide {
    width: 60%;
  }
  .list .swiper .swiper-slide .name {
    font-size: 22px;
  }
  .list .swiper .swiper-slide .cover .play {
    width: 60px;
    height: 60px;
  }
  .pages .btn {
    width: 44px;
    height: 44px;
  }
  .pages .nums span {
    font-size: 28px;
  }
}
@media only screen and (max-width: 800px) {
  .banner {
    padding-top: 66px;
  }
  .banner .wrap .h1 {
    width: 80%;
    margin-bottom: 0;
  }
  .banner .wrap .h1 .text {
    font-size: 32px;
  }
  .banner .wrap .h1 .icon {
    width: 20px;
    height: 20px;
    left: -26px;
    top: 26px;
  }
  .banner .wrap .h2 {
    font-size: 20px;
  }
  .banner .wrap .h3 {
    font-size: 14px;
    margin-bottom: 20px;
  }
  .nav2 {
    flex-wrap: wrap;
    padding: 10px;
    border-radius: 20px;
  }
  .nav2 a {
    font-size: 14px;
    padding: 10px 16px;
  }
  .list {
    padding: 40px 0;
  }
  .list .swiper {
    overflow: hidden;
  }
  .list .swiper .swiper-slide {
    width: 88%;
    transform: scale(1);
    opacity: 1;
  }
  .list .swiper .swiper-slide .name {
    font-size: 18px;
    padding: 12px 0;
  }
  .list .swiper .swiper-slide .cover .play {
    width: 50px;
    height: 50px;
  }
  .pages {
    padding: 30px 0;
  }
  .pages .btn {
    width: 36px;
    height: 36px;
  }
  .pages .nums {
    padding: 0 15px;
  }
  .pages .nums span {
    font-size: 22px;
    padding: 0 6px;
  }
}
@media only screen and (max-width: 640px) {
  .banner .wrap .h1 {
    width: 100%;
  }
  .banner .wrap .h1 .text {
    font-size: 24px;
  }
  .banner .wrap .h1 .icon {
    display: none;
  }
  .banner .wrap .h2 {
    font-size: 16px;
  }
  .banner .wrap .h3 {
    font-size: 12px;
    display: none;
  }
  .nav2 a {
    font-size: 12px;
    padding: 8px 12px;
  }
  .list {
    padding: 30px 0;
  }
  .list .swiper .swiper-slide {
    width: 92%;
    transform: scale(1);
    opacity: 1;
  }
  .list .swiper .swiper-slide .name {
    font-size: 14px;
    padding: 8px 0;
  }
  .list .swiper .swiper-slide .cover .play {
    width: 40px;
    height: 40px;
  }
  .pages {
    padding: 16px 0;
  }
  .pages .btn {
    width: 30px;
    height: 30px;
  }
  .pages .nums {
    padding: 0 10px;
  }
  .pages .nums span {
    font-size: 18px;
    padding: 0 4px;
  }
}