@charset "utf-8";
html,
body {
  overflow: visible !important;
  overflow-y: visible !important;
}
* {
  margin: 0;
  padding: 0;
}
.what-banner {
  position: relative;
  overflow: hidden;
}
.what-banner figure {
  margin: 0;
  line-height: 1;
  position: relative;
  padding-bottom: 26.04%;
}
.what-banner figure img {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.what-title {
  position: absolute;
  left: 0;
  top: 52.6%;
  width: 100%;
  text-align: center;
  line-height: 1;
  color: #fff;
  font-size: 60px;
  font-weight: normal;
}
.what-box {
  padding: 105px 0 88px;
  background: #000000;
}
.what-wrap {
  margin: auto;
  width: 1200px;
  max-width: 90%;
}
.what-menu {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  position: relative;
  z-index: 3;
}
.what-item {
  position: relative;
}
.what-item:last-child:before {
  display: none;
}
.what-item:before {
  position: absolute;
  right: 0;
  top: 6px;
  content: "";
  width: 2px;
  height: 20px;
  background: rgba(255, 255, 255, 0.2);
}
.what-item:hover .what-default:before,
.what-item.active .what-default:before {
  width: 100%;
}
.what-default {
  position: relative;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  padding-bottom: 18px;
  z-index: 2;
}
.what-default:before {
  position: absolute;
  left: 0;
  bottom: -1px;
  content: "";
  width: 100%;
  height: 1px;
  background: #fff;
  width: 0;
  transition: 0.56s;
}
.what-default span {
  display: block;
  position: relative;
  line-height: 32px;
  text-align: center;
  color: #fff;
  font-size: 24px;
  text-decoration: none;
}
.what-default b {
  display: inline-block;
  margin-left: 32px;
  width: 20px;
  height: 20px;
  background: url(../images/arrow.svg) center no-repeat;
  background-size: cover;
}
.what-down {
  position: absolute;
  left: 0;
  top: 100%;
  width: 100%;
  display: none;
}
.what-row {
  position: relative;
  display: none;
}
.what-row:first-child {
  display: block;
}
.what-down-list {
  padding: 36px 60px !important;
  background: #000;
  border: 1px solid #424242;
  list-style: none !important;
}
.what-down-list li {
  text-align: center;
}
.what-down-list li.active span {
  color: #fff;
}
.what-down-list li.active span:before {
  width: 100%;
}
.what-down-list li span {
  display: inline-block;
  position: relative;
  cursor: pointer;
  line-height: 52px;
  font-size: 24px;
  color: rgba(255, 255, 255, 0.8);
  transition: 0.38s;
}
.what-down-list li span:hover {
  color: #fff;
}
.what-down-list li span:hover:before {
  width: 100%;
}
.what-down-list li span:before {
  position: absolute;
  left: 0;
  bottom: 10px;
  content: "";
  width: 0%;
  height: 1px;
  background: rgba(255, 255, 255, 0.8);
  transition: 0.4s;
}
.what-list {
  padding: 0 !important;
  margin: 0 120px;
  margin-top: 40px;
  list-style: none !important;
  padding-bottom: 72px !important;
  height: 842px;
  box-sizing: content-box;
}
.what-list > .swiper-wrapper {
  align-items: flex-start;
}
.what-list li {
  position: relative;
  padding-bottom: 36px;
  margin-top: 60px !important;
  height: auto;
  width: 260px;
  box-sizing: border-box;
}
.what-list li.active:before {
  opacity: 1;
  visibility: visible;
}
.what-list li.active:hover:before {
  opacity: 0;
  visibility: hidden;
}
.what-list li:before {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 3;
  content: "";
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  opacity: 0;
  visibility: hidden;
  transition: 0.4s;
}
.nav-swiper .swiper-slide {
  position: relative;
}
.nav-swiper .swiper-slide:before {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 3;
  content: "";
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  opacity: 0;
  visibility: hidden;
  transition: 0.4s;
}
.nav-swiper .swiper-slide.active:before {
  opacity: 1;
  visibility: visible;
}
.nav-swiper .swiper-slide.active:hover:before {
  opacity: 0;
  visibility: hidden;
}
.what-tab .swiper-pagination {
  position: absolute;
  margin: auto;
  left: 50%;
  top: auto;
  margin-left: -300px;
  bottom: 0;
  margin-top: 72px;
  width: 600px;
  height: 1px;
  background: rgba(255, 255, 255, 0.3);
}
.what-tab .swiper-pagination .swiper-pagination-progressbar-fill {
  background: #fff;
  height: 2px;
}
.what-imgs {
  position: relative;
  overflow: hidden;
  padding-bottom: 125%;
  line-height: 1;
}
.what-imgs img {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.what-info {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 0 16px;
  width: 100%;
  box-sizing: border-box;
}
.what-info time {
  display: block;
  line-height: 1;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
  font-size: 14px;
}
.what-tt {
  margin-top: 6px;
}
.what-tt a {
  display: inline-block;
  color: #fff;
  font-size: 22px;
  line-height: 1.09;
  text-decoration: none;
  font-weight: 400;
}
.what-tt a:hover {
  text-decoration: underline;
}
.what-flex {
  margin-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.what-flex a {
  display: inline-block;
  color: #fff;
  font-size: 18px;
  line-height: 1.1;
  text-transform: uppercase;
  border-bottom: 1px solid #fff;
  text-decoration: none;
  transition: 0.38s;
}
.what-flex a:hover {
  opacity: 0.8;
}
.what-flex span {
  display: inline-block;
  padding: 0 4px;
  line-height: 26px;
  color: #fff;
  background: #898989;
  font-size: 14px;
  font-weight: 500;
  text-transform: uppercase;
}
.what-flex span.colorbg {
  background: #936E31;
}
.what-maxtitle {
  margin-top: 100px;
  color: #fff;
  font-size: 60px;
  line-height: 1.1;
  font-weight: normal;
  text-align: center;
  display: none;
}
.see-full {
  display: none;
}
.wtha-prev span {
  position: absolute;
  top: 50%;
  margin-top: -35px;
  cursor: pointer;
  z-index: 10;
  transition: 0.4s;
  opacity: 0.4;
  line-height: 1;
}
.wtha-prev span.swiper-button-disabled {
  opacity: 0.2;
}
.wtha-prev span.swiper-button-disabled:hover {
  opacity: 0.2;
}
.wtha-prev span:hover {
  opacity: 0.6;
}
.wtha-prev span.prev {
  left: 0;
}
.wtha-prev span.next {
  right: 0;
}
.wtha-prev span img {
  display: inline-block;
  width: auto;
  height: 30px;
}
@media screen and (max-width: 1600px) {
  .what-list {
    margin-top: 5.21vw;
  }
  .what-title {
    font-size: 3.125vw;
  }
  .what-maxtitle {
    font-size: 5.21vw;
  }
}
@media screen and (max-width: 1260px) {
  .what-list {
    margin: 5.21vw 4.69vw 0;
  }
  .what-list li:nth-child(2n+2) {
    margin-top: 3.125vw !important;
  }
}
@media screen and (max-width: 1024px) {
  .what-list {
    height: 100vw;
  }
}
@media screen and (max-width: 750px) {
  .what-box {
    padding: 10.13vw 0 9.87vw;
  }
  .what-default span {
    font-size: 3.2vw;
    line-height: 4.27vw;
  }
  .what-default b {
    margin-left: 4.27vw;
    width: 2.67vw;
    height: 2.67vw;
  }
  .what-down-list li span {
    font-size: 3.2vw;
    line-height: 6.93vw;
  }
  .what-item:before {
    top: 0.8vw;
    height: 2.67vw;
  }
  .what-down-list {
    padding: 4.8vw 5% !important;
  }
  .what-list {
    margin: 13.33vw 0 0;
    padding-bottom: 9.6vw !important;
    height: auto;
    padding-bottom: 0;
  }
  .what-list li:nth-child(n + 9) {
    display: none;
  }
  .what-list.show li:nth-child(n + 9) {
    display: block;
  }
  .what-maxtitle {
    margin-top: 13.33vw;
    font-size: 10vw;
  }
  .what-info {
    padding: 0 1.87vw;
  }
  .what-info time {
    font-size: 3.2vw;
  }
  .what-tt a {
    font-size: 4.53vw;
  }
  .what-flex a {
    font-size: 3vw;
  }
  .what-flex {
    margin-top: 2.67vw;
  }
  .what-flex span {
    font-size: 2.67vw;
    padding: 0 0.8vw;
    line-height: 5.07vw;
    white-space: nowrap;
  }
  .what-down-list li span:before {
    bottom: 1.33vw;
  }
  .what-banner figure {
    padding-bottom: 52%;
  }
  .what-title {
    font-size: 8vw;
  }
  .what-list > .swiper-wrapper {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr);
    gap: 9.6vw 3.73vw;
    transform: none !important;
    width: 100% !important;
  }
  .what-list li {
    margin: 0 !important;
    width: auto !important;
  }
  .what-list li:nth-child(2n+2) {
    margin-top: 0 !important;
  }
  .what-tab .swiper-pagination {
    display: none;
  }
  .see-full {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: auto;
    width: 26.67vw;
    height: 9.6vw;
    border: 1px solid #fff;
    box-sizing: border-box;
    color: #fff;
    font-size: 3.47vw;
  }
  .wtha-prev {
    display: none;
  }
}