#mainVisual {
  position: relative;
}

#mainVisual.on article {
  background-size: 105%;
}

#mainVisual.on article::before {
  opacity: 0;
}

#mainVisual article {
  overflow: hidden;
  width: calc(100% /3);
  background-repeat: no-repeat;
  background-size: 150%;
  background-position: center center;
  height: 100vh;
  text-align: center;
  padding-top: 33.084311vh;
  position: relative;
  -webkit-transition: all 1s;
  transition: all 1s;
}

#mainVisual article:nth-child(1)::before {
  -webkit-transition-delay: 0.1s;
          transition-delay: 0.1s;
}

#mainVisual article:nth-child(2)::before {
  -webkit-transition-delay: 0.2s;
          transition-delay: 0.2s;
}

#mainVisual article:nth-child(3)::before {
  -webkit-transition-delay: 0.3s;
          transition-delay: 0.3s;
}

#mainVisual article:before {
  content: "";
  width: 100%;
  height: 100%;
  background: #fff;
  display: block;
  position: absolute;
  left: 0;
  top: 0;
  -webkit-transition: all 1s;
  transition: all 1s;
}

#mainVisual article .tit_s1 {
  padding: 0 20px;
}

#mainVisual article .tit_s1 h2 {
  margin-bottom: 25px;
  line-height: 1;
  min-height: 100px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}

#mainVisual article .tit_s1 * {
  color: #fff;
}

#mainVisual article .tit_s1 p {
  min-height: 173px;
}

#mainVisual article .more_s1 {
  position: relative;
  z-index: 10;
}

#mainVisual .item1 {
  background-image: url("/img/main/mainVisual01.jpg");
}

#mainVisual .item2 {
  background-image: url("/img/main/mainVisual02.jpg");
}

#mainVisual .item3 {
  background-image: url("/img/main/mainVisual03.jpg");
}

#mainVisual .item4 {
  background-image: url("/img/main/mainVisual04.jpg");
}

#mainContents > section {
  position: relative;
}

#main .tech {
  padding: 150px 0;
}

#main .tech .list {
  margin-top: 80px;
}

#main .tech .img {
  overflow: hidden;
}

#main .tech .img img {
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}

#main .tech ul {
  -ms-grid-columns: (1fr)[3];
      grid-template-columns: repeat(3, 1fr);
  gap: 30px 2.083333%;
}

#main .tech li {
  max-width: 500px;
}

#main .tech a:hover img {
  -webkit-transform: scale(1.1);
          transform: scale(1.1);
}

#main .tech a:hover .more_s2 {
  color: var(--main-color);
}

#main .tech a:hover .more_s2::after {
  width: 100%;
}

#main .tech .more_s2 {
  color: #333;
  width: 100%;
  font-size: 2rem;
  height: 95px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  color: #333;
  font-weight: 500;
  border-bottom: 1px solid #f1f1f1;
  position: relative;
}

#main .tech .more_s2::after {
  content: "";
  width: 0;
  height: 1px;
  display: block;
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 2;
  background: var(--main-color);
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}

#main .commercialization {
  padding-top: 120px;
}

#main .commercialization::before {
  content: "";
  background: #f7f7f7;
  display: block;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 660px;
}

#main .commercialization .bnList {
  margin-top: 80px;
  position: relative;
  height: 450px;
}

#main .commercialization .bgGroup {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}

#main .commercialization .bgGroup > div {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
  opacity: 0;
  -webkit-transition: all 1s;
  transition: all 1s;
}

#main .commercialization .bgGroup > div.on {
  opacity: 1;
  z-index: 2;
}

#main .commercialization .bgGroup .bg1 {
  background-image: url("/img/main/commercialization_img01.jpg");
}

#main .commercialization .bgGroup .bg2 {
  background-image: url("/img/main/commercialization_img02.jpg");
}

#main .commercialization .bgGroup .bg3 {
  background-image: url("/img/main/commercialization_img03.jpg");
}

#main .commercialization .bgGroup .bg4 {
  background-image: url("/img/main/commercialization_img04.jpg");
}

#main .commercialization .info {
  position: relative;
  height: 100%;
  z-index: 2;
}

#main .commercialization .info ul {
  height: 100%;
}

#main .commercialization .info ul li {
  width: 25%;
  height: 100%;
  text-align: center;
}

#main .commercialization .info ul li:not(:last-child) {
  border-right: 1px solid rgba(255, 255, 255, 0.15);
}

#main .commercialization .info ul li a {
  color: #fff;
  height: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  position: relative;
}

#main .commercialization .info ul li a::before {
  content: "";
  display: block;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.55);
  opacity: 0;
  z-index: -1;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}

#main .commercialization .info ul li a:hover .more_s2 {
  opacity: 1;
  -webkit-transform: translateY(0);
          transform: translateY(0);
}

#main .commercialization .info .icon {
  width: 100px;
  height: 100px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -ms-flex-negative: 0;
      flex-shrink: 0;
  border-radius: 50%;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.1);
}

#main .commercialization .info img {
  width: 48px;
}

#main .commercialization .info .tit {
  margin: 30px 0;
  font-size: 1.8rem;
}

#main .commercialization .info .more_s2 {
  opacity: 0;
  -webkit-transform: translateY(50%);
          transform: translateY(50%);
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}

#main .events {
  padding: 150px 0;
}

#main .events .link {
  margin-top: 145px;
}

#main .events .link a {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  color: #333;
  font-size: 2rem;
  background: #f9f9f9;
  height: 90px;
  width: 100%;
  max-width: 490px;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  padding: 0 30px;
  font-weight: 500;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}

#main .events .link a:not(:last-child) {
  margin-bottom: 15px;
}

#main .events .link a.on {
  background: var(--main-color);
  color: #fff;
}

#main .events .txtBox {
  max-width: 475px;
}

#main .events .imgGroup {
  position: relative;
  margin-left: 40px;
}

#main .events .imgGroup img {
  display: none;
}

#main .events .imgGroup img:nth-child(1) {
  opacity: 1;
  display: block;
}

#main .worldMap {
  padding: 130px 0 100px;
  text-align: center;
  background: #f7f7f7;
}

#main .worldMap .txt {
  font-size: 1.8rem;
  line-height: 1.55;
  color: #333;
  padding: 36px 0;
}

#main .notice {
  padding: 150px 0;
}

#main .notice .img {
  overflow: hidden;
}

#main .notice img {
  width: 100%;
}

#main .notice .list {
  margin-top: 70px;
}

#main .notice .list .txtBox {
  border: 1px solid #e0e0e0;
  padding: 28px;
}

#main .notice .list .txtBox p {
  font-size: 1.5rem;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-height: 1.4;
  min-height: 42px;
}

#main .notice .list .tit {
  margin-bottom: 15px;
  color: #333;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 1.8rem;
}

#main .notice .list .info {
  margin-top: 28px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  font-size: 13px;
}

#main .notice .list .info .date {
  gap: 4px;
}

#main .notice .list .info .more {
  gap: 8px;
}

#main .notice .list .info > div {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

#main .notice .swiper-scrollbar {
  height: 2px;
  width: calc(100% - 84px);
  margin-right: 45px;
}

#main .notice .swiper-horizontal > .swiper-scrollbar {
  position: static;
  width: 100%;
  height: 2px;
  background: #e0e0e0;
}

#main .notice .swiper-scrollbar-drag {
  background: var(--main-color);
  height: 2px;
}

#main .notice .swiper-pagination {
  position: static;
  width: 70px;
  font-size: 12px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}

#main .notice .swiper-pagination .bar {
  width: 1px;
  height: 9px;
  display: block;
  background: #e0e0e0;
  margin: 0 10px;
}

#main .notice .swiper-button-next,
#main .notice .swiper-button-prev {
  position: static;
  color: #333 !important;
  height: auto;
  width: auto;
  margin-top: 0;
  opacity: 1;
}

#main .notice .swiper-button-next::after,
#main .notice .swiper-button-prev::after {
  font-size: 12px;
  color: #333 !important;
}

#main .notice .swiper-pagination-current {
  color: var(--main-color);
}

#main .notice .controls {
  margin-top: 50px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

#main .notice .arrow {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  width: 84px;
}

#main .request {
  padding: 110px 0;
  background: url("/img/main/request_bg.jpg") no-repeat center;
  background-size: cover;
}

#main .request .more_s1 {
  margin-top: 50px;
}