.video {
  background: #008ADB;
  position: relative;
}
.video > img {
  opacity: 0.3;
}
.video .video_in {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  flex-direction: column;
}
.video .video_in h1 {
  color: #fff;
  text-align: center;
  margin-bottom: 0;
}
.video .video_in h2 {
  color: #fff;
  max-width: 850px;
  text-align: center;
  margin-bottom: 80px;
}
.video .video_in img {
  cursor: pointer;
}
.about_skylab {
  padding: 210px 0;
  background: url(/lib/images/about/bg_texture.jpg);
}
.about_skylab .content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.about_skylab .left h2 {
  color: #101010;
}
.about_skylab .left .line {
  width: 60px;
  height: 3px;
  background: #008ADB;
  display: inline-block;
  margin-bottom: 40px;
}
.about_skylab .left p {
  font-size: 16px;
  color: #101010;
  line-height: 1.5;
  max-width: 740px;
}
.about_skylab .left .number {
  display: flex;
  margin-top: 80px;
}
.about_skylab .left .number .box {
  margin-right: 100px;
}
.about_skylab .left .number .box span {
  font-family: "BarlowCondensed-Bold";
  font-size: 72px;
  color: #008ADB;
}
.about_skylab .left .number .box span.unitC {
  font-size: 36px;
}
.about_skylab .left .number .box p {
  margin-top: 20px;
  color: #999;
}
.about_skylab .right {
  position: relative;
}
.about_skylab .right .logo {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 20%;
  animation: top 2.5s infinite;
}
@keyframes top {
  0% {
    margin-top: 0;
  }
  50% {
    margin-top: 30px;
  }
  100% {
    margin-top: 0px;
  }
}
.about_skylab2 {
  background: url(/lib/images/about/bg_2.jpg);
}
.about_skylab2 .content {
  flex-direction: row-reverse;
}
.about_skylab2 .left h2 {
  color: #fff;
}
.about_skylab2 .left .line {
  background: #fff;
}
.about_skylab2 .left p {
  color: #fff;
  margin-bottom: 15px;
}
.big_swiper {
  padding-top: 160px;
  padding-bottom: 220px;
  background: url(/lib/images/about/img_history_bg.png) no-repeat center;
}
.big_swiper h3 {
  font-size: 56px;
  font-family: "BarlowCondensed-Medium";
  color: #008ADB;
  font-weight: normal;
  text-align: center;
  margin-bottom: 150px;
}
.big_swiper .swiper-container-big {
  padding-bottom: 160px;
}
.big_swiper .swiper-slide .number {
  font-size: 56px;
  font-family: "Barlow-Bold";
}
.big_swiper .swiper-slide {
  display: flex;
  align-items: center;
  flex-direction: column;
}
.big_swiper .swiper-slide .number span {
  font-size: 56px;
  font-family: "Barlow-Bold";
}
.big_swiper .swiper-slide-active .number {
  font-size: 200px;
}
.big_swiper .swiper-slide-active .number span {
  color: #008ADB;
  font-size: 200px;
}
.big_swiper .swiper-slide-prev .number {
  margin-right: 120px;
}
.big_swiper .swiper-slide-next .number {
  margin-left: 120px;
}
.big_swiper .swiper-wrapper {
  align-items: center;
}
.big_swiper .swiper-slide .txt {
  display: none;
}
.big_swiper .swiper-slide-active .txt {
  position: absolute;
  bottom: -80%;
  display: block;
  font-size: 24px;
  font-family: "Barlow-Regular";
  color: #666;
  text-align: center;
  line-height: 1.5;
}
.big_swiper .swiper-button-prev::after {
  content: "";
}
.big_swiper .swiper-button-next::after {
  content: "";
}
.big_swiper .swiper-button-prev svg {
  transform: rotate(180deg);
}
.big_swiper .swiper-button-prev,
.big_swiper .swiper-button-next {
  width: 56px;
  height: 56px;
  background: #008ADB;
  border-radius: 50%;
}
.big_swiper .swiper-button-next.swiper-button-disabled,
.big_swiper .swiper-button-prev.swiper-button-disabled {
  opacity: 1;
  border: 2px solid #e5e5e5;
  background: none;
}
.big_swiper .swiper-button-next.swiper-button-disabled svg,
.big_swiper .swiper-button-prev.swiper-button-disabled svg {
  fill: #e5e5e5;
}
.big_swiper .swiper-button-next,
.big_swiper .swiper-button-prev {
  top: 30%;
}
.big_swiper .swiper-button-next {
  right: 20%;
}
.big_swiper .swiper-button-prev {
  left: 20%;
}
.certificate {
  padding-top: 120px;
  padding-bottom: 60px;
  background: url(/lib/images/about/bg_3.jpg) no-repeat;
  background-size: cover;
  position: relative;
}
.certificate .bg {
  position: absolute;
  left: 0;
  bottom: 150px;
  width: 100%;
  height: 129px;
  background: url(/lib/images/about/img_cer_bg.png) no-repeat;
}
.certificate .content {
  margin-bottom: 40px;
}
.certificate h3 {
  font-size: 56px;
  font-family: "BarlowCondensed-Medium";
  color: #008ADB;
  font-weight: normal;
  text-align: center;
  margin-bottom: 110px;
}
.certificate .swiper-slide .img {
  position: relative;
  max-width: 264px;
  margin: 0 auto;
}
.certificate .swiper-slide .img img {
  width: 100%;
  height: 100%;
}
.certificate .swiper-slide .img .mask {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url(/lib/images/about/img_cer_frame.png) no-repeat center;
  background-size: cover;
}
.certificate .page {
  position: relative;
  width: 400px;
  margin: 0 auto;
  margin-top: 110px;
}
.swiper-container {
  --swiper-theme-color: #008ADB;
}
.swiper-pagination-number {
  justify-content: start;
  font-size: 16px;
  align-items: baseline;
}
.swiper-pagination-number span {
  font-size: 16px;
  color: #666;
}
.swiper-pagination-number span.swiper-pagination-current {
  font-size: 32px;
  font-family: "Barlow-Bold";
  color: #008ADB;
}
.swiper-scrollbar {
  height: 3px;
  margin-top: 10px;
}
.swiper-scrollbar-drag {
  background: #008ADB;
}
@media (max-width: 1600px) {
  .big_swiper {
    background-size: contain;
  }
  .about_skylab2 .right {
    margin-right: 50px;
  }
}
@media (max-width: 1279px) {
  .video .video_in h2 {
    margin-bottom: 20px;
  }
  .about_skylab .left .number .box {
    margin-right: 30px;
  }
}
@media (max-width: 1023px) {
  .video .video_in h1 {
    font-size: 36px;
  }
  .video .video_in h2 {
    font-size: 36px;
    max-width: 480px;
  }
  .video .video_in img {
    width: 80px;
  }
  .about_skylab {
    padding: 80px 30px;
  }
  .about_skylab .content {
    flex-direction: column;
  }
  .about_skylab2 .right {
    margin-right: 0;
    margin-top: 30px;
  }
  .big_swiper {
    padding-top: 80px;
    padding-bottom: 80px;
  }
  .big_swiper h3 {
    margin-bottom: 80px;
  }
  .big_swiper .swiper-slide-active .number {
    font-size: 150px;
  }
  .big_swiper .swiper-slide-active .number span {
    font-size: 150px;
  }
  .big_swiper .swiper-slide-active .txt {
    bottom: -88%;
    width: 520px;
  }
  .big_swiper .swiper-button-next,
  .big_swiper .swiper-button-prev {
    top: 26%;
  }
}
@media (max-width: 767px) {
  .video {
    height: 260px;
  }
  .video > img {
    object-fit: cover;
    height: inherit;
  }
  .video .video_in h1 {
    font-size: 28px;
  }
  .video .video_in h2 {
    font-size: 28px;
  }
  .video .video_in img {
    width: 56px;
  }
  .about_skylab {
    padding: 30px 0;
  }
  .about_skylab .left h2 {
    font-size: 28px;
  }
  .about_skylab .left .line {
    margin-bottom: 20px;
  }
  .about_skylab .left .number {
    margin-top: 30px;
  }
  .about_skylab .left .number .box span {
    font-size: 48px;
  }
  .about_skylab .left .number .box span.unitC {
    font-size: 28px;
  }
  .about_skylab .left .number .box {
    width: 33%;
    margin-right: 10px;
  }
  .about_skylab .right .logo {
    width: 60%;
  }
  .big_swiper {
    padding: 30px 15px;
  }
  .big_swiper h3 {
    margin-bottom: 30px;
    font-size: 28px;
  }
  .big_swiper .swiper-slide-active .number {
    font-size: 100px;
  }
  .big_swiper .swiper-slide-active .number span {
    font-size: 100px;
  }
  .big_swiper .swiper-button-next,
  .big_swiper .swiper-button-prev {
    top: 20%;
  }
  .big_swiper .swiper-button-prev {
    left: 0%;
  }
  .big_swiper .swiper-button-next {
    right: 0%;
  }
  .big_swiper .swiper-slide-active .txt {
    position: static;
    width: 100%;
    margin-top: 30px;
    font-size: 18px;
  }
  .big_swiper .swiper-button-prev,
  .big_swiper .swiper-button-next {
    width: 44px;
    height: 44px;
  }
  .big_swiper .swiper-container-big {
    padding-bottom: 0px;
  }
  .certificate {
    padding-top: 30px;
    padding-bottom: 30px;
  }
  .certificate h3 {
    font-size: 36px;
    margin-bottom: 30px;
  }
  .certificate .page {
    margin-top: 80px;
    width: 100%;
  }
  .certificate .bg {
    bottom: 50px;
  }
  .certificate .content {
    margin-bottom: 0;
  }
}