.main_slide {
  padding-bottom: 50px;
  position: relative;
  max-width: 768px;
  margin: 0 auto;
}
.main_slide .swiper-slide .main_slide_img {
  width: 100%;
  height: 100%;
}
.main_slide .swiper-slide .main_slide_img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  aspect-ratio: 1/1;
}
.main_slide .main_swiper_pagination_01 {
  top: 5%;
  right: -4% !important;
  left: unset !important;
}

.logo {
  position: absolute;
  bottom: 5%;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
}
.logo img {
  width: 110px;
}

section:nth-last-of-type(1) {
  padding-bottom: 200px !important;
}

.classic_info_txt h3 {
  font-size: 20px;
  text-align: center;
}
.classic_info_txt .info_sub_txt {
  font-size: 15px;
  text-align: center;
  line-height: 1.5;
  word-break: keep-all;
  word-wrap: break-word;
}
.classic_info_txt .info_sub_txt_01 {
  margin: 30px 0;
}
.classic_info_txt .univer {
  padding: 40px 0;
  display: flex;
  justify-content: center;
  gap: 20px;
}
.classic_info_txt .univer p {
  font-size: 18px;
}
.classic_info_txt .univer p:first-child {
  font-weight: 700;
}
.classic_info_txt .univer p:last-child {
  font-weight: 400;
  word-break: keep-all;
  word-wrap: break-word;
}

.platform .inner {
  display: flex;
  justify-content: center;
  gap: 10px;
}
.platform .inner > div {
  width: calc(50% - 5px);
  display: flex;
  align-items: center;
  border-radius: 20px;
  aspect-ratio: 20/6;
  cursor: pointer;
}
.platform .inner > div.kmong {
  background: #FFEB00;
}
.platform .inner > div.soom {
  background: #693BF2;
}
.platform .inner > div img {
  height: 40%;
  object-fit: contain;
}

#reference_img {
  padding: 60px 0;
}
#reference_img .reference_title {
  justify-content: center;
}
#reference_img .reference_img_slide {
  aspect-ratio: 1/1;
  height: 100%;
  width: 100%;
}
#reference_img .reference_img_slide .swiper {
  height: 100%;
}
#reference_img .reference_img_slide .swiper-slide {
  padding-bottom: 70px;
}
#reference_img .reference_img_slide .swiper-slide .reference_img {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
}
#reference_img .reference_img_slide .swiper-slide .reference_img img {
  object-fit: contain;
  width: 100%;
  height: 100%;
  display: block;
}
#reference_img .reference_img_slide .swiper-slide .category_name {
  padding: 20px 20px;
  text-align: center;
  font-weight: 700;
  font-size: 16px;
}

.reference_video {
  padding: 60px 0;
  text-align: center;
}
.reference_video .reference_title {
  justify-content: center;
}
.reference_video .reference_iframe_wrap {
  /*     .swiper-button-prev,
      .swiper-button-next{
          top: calc(50% + 30px);
          img{
              width: 30px;
          }
          &::after{
              font-size: 0;

          }
      } */
}
.reference_video .reference_iframe_wrap .video_title p {
  padding: 20px 20px;
  font-weight: 700;
  max-width: 560px;
  margin: 0 auto;
}
.reference_video .reference_iframe_wrap .video_iframe {
  width: 100%;
  height: 100%;
  aspect-ratio: 1/1;
  display: flex;
  justify-content: center;
  align-items: center;
}
.reference_video .reference_iframe_wrap .video_iframe iframe {
  width: 100%;
  height: 56%;
  margin: 0 auto;
}
.reference_video .reference_iframe_wrap .video_iframe blockquote {
  width: 100%;
  height: 100%;
  min-width: unset !important;
  max-width: 320px !important;
  margin-block-start: 0;
  margin-block-end: 0;
  margin-inline-start: 0;
  margin-inline-end: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.reference_video .reference_iframe_wrap .video_iframe blockquote iframe {
  width: 100% !important;
  height: 100% !important;
  max-height: 98% !important;
  aspect-ratio: 320/754;
}

.reference_img,
.reference_video_swiper_01 {
  max-width: 768px;
  margin: 0 auto;
}
.reference_img .swiper-button-prev,
.reference_img .swiper-button-next,
.reference_video_swiper_01 .swiper-button-prev,
.reference_video_swiper_01 .swiper-button-next {
  top: calc(50% + 30px);
}
.download {
  position: relative;
  margin: 20px auto 40px;
  padding: 0 20px;
  max-width: 560px;
}
.download .download_btn {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  margin: 0px auto;
  padding: 20px 30px;
  border-radius: 20px;
  cursor: pointer;
}
.download .download_btn .down_left {
  font-weight: 700;
}
.download .download_btn .down_right {
  width: 20px;
}
.download .temporary_txt {
  width: 80%;
  position: absolute;
  text-align: center;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.8125rem;
  top: calc(100% + 10px);
  line-height: 1.2;
  font-weight: 700;
}

.contact {
  padding: 20px 0;
  margin-bottom: 60px;
}
.contact .inner {
  text-align: center;
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.5;
}
.gallery {
  width: 100%;
  padding: 60px 0 110px;
}
.gallery h2 {
  text-align: center;
  padding-bottom: 20px;
}
.gallery .gal_bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #000;
  opacity: 0.4;
  z-index: 101;
  display: none;
}
.gallery .contents {
  width: 100%;
  margin: 0 auto;
  max-width: 1200px;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 11px;
}
.gallery .contents img {
  width: calc(33.3333333333% - 7.3333333333px);
  aspect-ratio: 1/1;
  object-fit: cover;
  cursor: pointer;
}
.gallery .gal_pop {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 343px;
  height: 343px;
  border-radius: 20px;
  background-color: #fff;
  z-index: 102;
  display: none;
}
.gallery .gal_pop img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 90%;
  height: 90%;
  object-fit: cover;
}
.gallery .gal_pop .close {
  position: absolute;
  top: -50px;
  right: 0;
  width: 40px;
  height: 40px;
  background-color: #fff;
  border-radius: 50%;
  cursor: pointer;
}
.gallery .gal_pop .close span:first-child {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(45deg);
  width: 25px;
  height: 3px;
  border-radius: 3px;
  background-color: #000;
}
.gallery .gal_pop .close span:last-child {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(-45deg);
  width: 25px;
  height: 3px;
  border-radius: 3px;
  background-color: #000;
}

.career {
  padding-top: 40px;
  margin-top: 60px;
  margin-bottom: 40px;
}
.career h2 {
  margin-bottom: 30px;
}
.career .career_swiper_01 .swiper-slide .career_category {
  text-align: center;
  padding: 20px 0;
  font-weight: 700;
  width: 200px;
  margin: 0 auto;
  border-radius: 20px;
  font-size: 18px;
}
.career .career_swiper_01 .swiper-slide .career_list {
  margin-top: 40px;
  padding: 0 20px;
  max-height: 450px;
  overflow-y: scroll;
}
.career .career_swiper_01 .swiper-slide .career_list .career_item {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 10px;
}
.career .career_swiper_01 .swiper-slide .career_list .career_item:last-of-type {
  margin-bottom: 0;
}
.career .career_swiper_01 .swiper-slide .career_list .career_item .date {
  width: 65px;
}
.career .career_swiper_01 .swiper-slide .career_list .career_item .career_name {
  width: 330px;
  word-break: keep-all;
  word-wrap: break-word;
}
.career .swiper-button-prev {
  left: calc(50% - 140px);
}
.career .swiper-button-next {
  right: calc(50% - 140px);
}
.career .swiper-button-prev,
.career .swiper-button-next {
  top: 30px;
  font-size: 2rem;
}
.career .swiper-button-prev::after,
.career .swiper-button-next::after {
  font-size: 2rem;
  font-weight: 700;
}