main {
  overflow: hidden;
}

.mainSection {
  position: relative;
  width: 100%;
  text-align: center;
}

.mainSection > video {
  width: 100%;
  max-height: 1000px;
  object-fit: cover;
}

.mainSection > .txtBox {
  width: 100%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  display: flex;
  flex-direction: column;
  gap: 50px;
}

.mainSection > .txtBox .ani_h2_1 {
  color: #fff;
  background-color: var(--main-color);
  padding-left: 10px;
}

.mainSection > .txtBox .ani_h2_1::after {
  content: "";
  width: 1px;
  border: 1px solid #fff;
  margin-left: 5px;
  animation: ani_h2 0.6s infinite;
}

.mainSection > .txtBox .ani_h2_2 {
  color: #fff;
  background-color: var(--main-color);
  padding-left: 10px;
}

.mainSection > .txtBox .ani_h2_2::after {
  content: "";
  width: 1px;
  border: 1px solid #fff;
  margin-left: 5px;
  animation: ani_h2 0.6s infinite;
}

@keyframes ani_h2 {
  0% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

.mainSection > .txtBox > .btnBox {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 30px;
  margin-top: 50px;
}

.mainSection > .txtBox > .btnBox > button {
  font-size: 1.3rem;
  padding: 14px 26px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
}

.mainSection > .txtBox > .btnBox > button:nth-child(1) {
  background-color: #fff;
  color: black;
}

.mainSection > .txtBox > .btnBox > button:nth-child(2) {
  background: linear-gradient(
    to bottom right,
    var(--main-color),
    var(--main-color3)
  );
  color: #fff;
}

.subSection1 {
  position: relative;
  width: 80%;
  max-width: 1200px;
  margin: auto;
  text-align: center;
  padding: 100px 0;
}

.subSection1 > h3 {
  margin-bottom: 50px;
}

.subSection1 > .btnBox {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
}

.subSection1 > .btnBox > button {
  font-size: 1.3rem;
  padding: 14px 26px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  margin-bottom: 50px;
}

.subSection1 > .btnBox > button.show {
  background: linear-gradient(
    to bottom right,
    var(--main-color),
    var(--main-color3)
  );
  color: #fff;
}

.subSection1 > .subSection1_cardBox > .cardBox {
  position: relative;
  display: none;
}

.subSection1 > .subSection1_cardBox > .cardBox.show {
  display: block;
  animation: moveAni 1s;
}

@keyframes moveAni {
  0% {
    opacity: 0;
    left: 100px;
  }
  100% {
    opacity: 1;
    left: 0;
  }
}

.subSection1 > .subSection1_cardBox > .cardBox > ul {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 1fr;
}

.subSection1 > .subSection1_cardBox > .cardBox > ul > li {
  position: relative;
}

.subSection1 > .subSection1_cardBox > .cardBox > ul > li > a {
  cursor: pointer;
}
@media (hover: hover) and (pointer: fine) {
  .subSection1
    > .subSection1_cardBox
    > .cardBox
    > ul
    > li:hover
    > a
    > .textBox {
    opacity: 1;
  }
}
.subSection1 > .subSection1_cardBox > .cardBox > ul > li > img {
  width: 100%;
  height: 100%;
}

.subSection1 > .subSection1_cardBox > .cardBox > ul > li > a > .textBox {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: all 0.5s ease-in-out;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
  background-color: rgb(0, 0, 0, 0.5);
  color: #fff;
  opacity: 0;
  word-break: keep-all;
}

.subSection1 > .subSection1_cardBox > .cardBox > ul > li > a > .textBox > h5 {
  font-weight: bold;
  margin-bottom: 15px;
  cursor: pointer;
}

.subSection1 > .subSection1_cardBox > .cardBox > ul > li > a > .textBox > p {
  cursor: pointer;
}

.subSection2 {
  position: relative;
  width: 80%;
  max-width: 1200px;
  margin: auto;
  text-align: center;
  padding: 100px 0;
}

.subSection2 > .textBox {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.subSection2 > .textBox > div {
  width: 25px;
  height: 1px;
  border-bottom: 2px solid;
  border-image: linear-gradient(
    to bottom right,
    var(--main-color3),
    var(--main-color)
  );
  border-image-slice: 1;
}

.subSection2 > .roundBox {
  display: flex;
  justify-content: center;
  gap: 150px;
  margin-top: 100px;
}

.subSection2 > .roundBox > .round {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: linear-gradient(
    to bottom right,
    var(--main-color),
    var(--main-color3)
  );
  color: #fff;
  border-radius: 50%;
  width: 180px;
  height: 180px;
  padding: 20px;
}

.subSection2 > .roundBox > .round > img {
  width: 45px;
  height: auto;
  margin-bottom: 20px;
}

.subSection2 > .roundBox > .round > h3 {
  line-height: 45px;
  font-weight: bold;
}

.subSection2 > picture > img {
  width: 100%;
  height: auto;
  margin-top: 100px;
}

.subSection3 {
  position: relative;
  width: 80%;
  max-width: 1200px;
  margin: auto;
  text-align: center;
  padding: 100px 0;
}

.subSection3 .cardBox {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 50px;
  margin-top: 70px;
}

.subSection3 .cardBox > .card {
  display: grid;
  grid-template-rows: repeat(2, 1fr);
  grid-template-areas: "a" "b";
  padding: 30px;
  aspect-ratio: 1 / 1;
  border: 1px solid #cccccc;
  box-shadow: 1px 1px 7px 0px #dadada;
  border-radius: 15px;
  background-color: #fdfdfc;
  box-sizing: border-box;
  transition: transform, box-shadow 0.3s ease-out;
  will-change: transform, box-shadow;
}

.subSection3 .cardBox > .card > h5 {
  grid-area: a;
  text-align: left;
}

.subSection3 .cardBox > .card > img {
  grid-area: b;
  width: 100px;
  height: auto;
  margin-top: auto;
  margin-left: auto;
}

.subSection3 .cardBox > .card:nth-child(1) > img {
  width: 170px;
}

.subSection3 .cardBox > .card:nth-child(4) > img {
  width: 220px;
}

.subSection4 {
  width: 100%;
  padding: 100px 0;
  background-color: #fbfbfb;
  overflow: hidden;
}

.subSection4 > .notice-section {
  display: flex;
  justify-content: space-between;
  width: 85%;
  margin-left: max((100% - 1200px) / 2, 10%);
  gap: 50px;
}

.subSection4 > .notice-section > .notice-info {
  flex: 0 0 250px;
}

.subSection4 > .notice-section > .notice-info h3 {
  margin-bottom: 20px;
}

.subSection4 > .notice-section > .notice-info p {
  margin-bottom: 40px;
}

.subSection4 > .notice-section > .notice-info > .custom-arrows {
  display: flex;
  gap: 30px;
}

.subSection4 > .notice-section > .notice-info > .custom-arrows > .arrow-btn {
  width: 45px;
  height: 15px;
  cursor: pointer;
}

.subSection4
  > .notice-section
  > .notice-info
  > .custom-arrows
  > .arrow-btn:hover {
  opacity: 0.6;
}

.subSection4
  > .notice-section
  > .notice-info
  > .custom-arrows
  > .arrow-btn.prev {
  border-left: 3px solid;
  border-bottom: 3px solid;
  border-color: var(--main-color);
  transform: rotate(360deg) skew(325deg);
}

.subSection4
  > .notice-section
  > .notice-info
  > .custom-arrows
  > .arrow-btn.next {
  border-right: 3px solid;
  border-bottom: 3px solid;
  border-color: var(--main-color);
  transform: rotate(360deg) skew(35deg);
}

.subSection4 > .notice-section > .notice-slider {
  flex: 1;
  overflow: hidden;
  min-width: 0;
}

.subSection4
  > .notice-section
  > .notice-slider
  > .slick-list
  > .slick-track
  > .card-item {
  padding: 15px;
}

.subSection4
  > .notice-section
  > .notice-slider
  > .slick-list
  > .slick-track
  > .card-item
  > .card-inner {
  height: 500px;
  background: #fff;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 1px 1px 7px 0px #dadada;
  transition: transform 0.5s;
}
.subSection4
  > .notice-section
  > .notice-slider
  > .slick-list
  > .slick-track
  > .card-item
  > .card-inner:hover {
  transform: translateY(-10px);
}

.subSection4
  > .notice-section
  > .notice-slider
  > .slick-list
  > .slick-track
  > .card-item
  > .card-inner:hover
  > a
  > .imgBox
  > img {
  scale: 1.2;
}

.subSection4
  > .notice-section
  > .notice-slider
  > .slick-list
  > .slick-track
  > .card-item
  > .card-inner:hover
  > a
  > .textBox
  > p {
  color: var(--main-color);
}

.subSection4
  > .notice-section
  > .notice-slider
  > .slick-list
  > .slick-track
  > .card-item
  > .card-inner
  > a
  > .imgBox {
  overflow: hidden;
}

.subSection4
  > .notice-section
  > .notice-slider
  > .slick-list
  > .slick-track
  > .card-item
  > .card-inner
  > a
  > .imgBox
  > img {
  width: 100%;
  height: 340px;
  transition: all 0.5s;
}

.subSection4
  > .notice-section
  > .notice-slider
  > .slick-list
  > .slick-track
  > .card-item
  > .card-inner
  > a
  > .textBox {
  box-sizing: border-box;
  width: 100%;
  height: 160px;
  padding: 30px;
}

.subSection4
  > .notice-section
  > .notice-slider
  > .slick-list
  > .slick-track
  > .card-item
  > .card-inner
  > a
  > .textBox
  > span {
  background: linear-gradient(
    to bottom right,
    var(--main-color),
    var(--main-color3)
  );
  color: #fff;
  padding: 2px 12px;
  border-radius: 3px;
  font-weight: normal;
}

.subSection4
  > .notice-section
  > .notice-slider
  > .slick-list
  > .slick-track
  > .card-item
  > .card-inner
  > a
  > .textBox
  > p {
  margin-top: 10px;
  font-weight: bold;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: all 0.3s;
}

.subSection4
  > .notice-section
  > .notice-slider
  > .slick-list
  > .slick-track
  > .card-item
  > .card-inner
  > a
  > .textBox
  > .date_p {
  font-size: 1rem;
  font-weight: normal;
  color: #bababa;
}

.modal-overlay {
  display: flex;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 9999;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  backdrop-filter: blur(5px);
  transition: all 0.3s ease-out;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  position: relative;
  background: #fff;
  width: 90%;
  max-width: 800px;
  max-height: 1000px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  overflow-y: auto;
}

.close-btn {
  position: absolute;
  top: 30px;
  right: 40px;
  background: var(--main-color);
  color: white;
  border: none;
  font-size: 30px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  z-index: 100;
}

#layerPopup_centainner {
  padding: 30px 40px;
}

#layerPopup_centainner > h3 {
  margin-bottom: 10px;
}

#layerPopup_centainner > .imgBox {
  width: 100%;
  border-top: 1px solid #dadada;
  margin-top: 20px;
  padding-top: 20px;
  text-align: center;
}

#layerPopup_centainner > .imgBox > img {
  width: 90%;
  height: auto;
}

@media screen and (max-width: 1700px) {
  .subSection4 > .notice-section {
    width: 90%;
  }
}

@media screen and (max-width: 1440px) {
  .subSection4
    > .notice-section
    > .notice-slider
    > .slick-list
    > .slick-track
    > .card-item
    > .card-inner {
    height: 440px;
  }
  .subSection4
    > .notice-section
    > .notice-slider
    > .slick-list
    > .slick-track
    > .card-item
    > .card-inner
    > a
    > .imgBox
    > img {
    height: 300px;
  }
  .subSection4
    > .notice-section
    > .notice-slider
    > .slick-list
    > .slick-track
    > .card-item
    > .card-inner
    > a
    > .textBox {
    height: 140px;
  }
}

@media screen and (max-width: 1280px) {
  .mainSection > .txtBox {
    gap: 30px;
  }

  .subSection2 > .roundBox {
    gap: 80px;
  }

  .subSection3 .cardBox {
    gap: 30px;
  }

  .subSection4 > .notice-section {
    gap: 0;
  }
}

@media screen and (max-width: 1025px) {
  .mainSection > .txtBox {
    gap: 25px;
  }

  .mainSection > .txtBox > .btnBox {
    margin-top: 30px;
  }

  .subSection1 {
    width: 90%;
  }

  .subSection2 {
    width: 90%;
  }

  .subSection2 > .roundBox {
    gap: 70px;
  }

  .subSection2 > .roundBox > .round {
    width: 160px;
    height: 160px;
  }

  .subSection3 {
    width: 90%;
  }

  .subSection4 > .notice-section {
    margin-left: max((100% - 1200px) / 2, 5%);
  }

  .subSection6 {
    margin-left: max((100% - 1200px) / 2, 5%);
  }
}

@media screen and (max-width: 821px) {
  .mainSection > .txtBox {
    gap: 15px;
  }

  .mainSection > .txtBox > .btnBox > button {
    padding: 15px 10px;
  }

  .mainSection > .txtBox > .btnBox {
    margin-top: 20px;
  }

  .subSection2 > .roundBox > .round {
    width: 100px;
    height: 100px;
  }

  .subSection2 > .roundBox > .round > img {
    width: 30px;
    margin-bottom: 5px;
  }

  .subSection3 .cardBox > .card > img {
    width: 60px;
  }

  .subSection3 .cardBox > .card:nth-child(1) > img {
    width: 100px;
  }

  .subSection3 .cardBox > .card:nth-child(4) > img {
    width: 140px;
  }

  .subSection4 > .notice-section {
    width: 90%;
    flex-direction: column;
  }

  .subSection4 > .notice-section > .notice-info {
    display: flex;
    justify-content: space-between;
    flex: 0 0 0;
    margin-bottom: 20px;
    padding-right: 10px;
  }

  .subSection4 > .notice-section > .notice-info p {
    margin-bottom: 0;
  }

  .subSection4 > .notice-section > .notice-info > .custom-arrows > .arrow-btn {
    margin-top: auto;
    margin-bottom: 10px;
  }

  .subSection4
    > .notice-section
    > .notice-slider
    > .slick-list
    > .slick-track
    > .card-item {
    padding: 0 10px;
  }
}

@media screen and (max-width: 640px) {
  .mainSection > video {
    height: 100vh;
  }

  .mainSection > .txtBox {
    width: 90%;
    gap: 40px;
  }

  .mainSection > .txtBox > .btnBox {
    margin-top: 40px;
  }

  .mainSection > .txtBox > .btnBox > button {
    padding: 12px 10px;
  }

  .subSection1 {
    padding: 50px 0;
  }

  .subSection1 > h3 {
    margin-bottom: 30px;
  }

  .subSection1 > .btnBox {
    gap: 5px;
  }

  .subSection1 > .btnBox > button {
    margin-bottom: 30px;
    padding: 8px;
  }

  .subSection1 > .subSection1_cardBox > .cardBox > ul {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(3, 1fr);
  }

  .subSection1 > .subSection1_cardBox > .cardBox > ul > li:nth-child(7) {
    display: none;
  }

  .subSection1 > .subSection1_cardBox > .cardBox > ul > li:nth-child(8) {
    display: none;
  }

  .subSection1 > .subSection1_cardBox > .cardBox > ul > li:nth-child(9) {
    display: none;
  }

  .subSection2 {
    padding: 50px 0;
  }

  .subSection2 > picture > img {
    margin-top: 50px;
  }

  .subSection2 > .roundBox {
    justify-content: space-between;
    margin-top: 50px;
    gap: 10px;
  }

  .subSection2 > .roundBox > .round {
    padding: 5px;
  }

  .subSection2 > .roundBox > .round > img {
    width: 23px;
  }

  .subSection2 > .roundBox > .round > h3 {
    line-height: 30px;
  }

  .subSection3 {
    padding: 50px 0;
  }

  .subSection3 .cardBox {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 15px;
  }

  .subSection3 .cardBox .card {
    padding: 15px;
    min-width: 0;
  }

  .subSection3 .cardBox > .card > h5 {
    line-height: 25px;
  }

  .subSection3 .cardBox > .card > img {
    width: 50px;
  }

  .subSection3 .cardBox > .card:nth-child(1) > img {
    width: 80px;
  }

  .subSection3 .cardBox > .card:nth-child(4) > img {
    width: 110px;
  }

  .subSection4 {
    padding: 50px 0;
  }

  .subSection4 > .notice-section > .notice-info {
    margin-bottom: 30px;
  }

  .subSection4 > .notice-section > .notice-info > .custom-arrows {
    gap: 10px;
  }

  .subSection4
    > .notice-section
    > .notice-slider
    > .slick-list
    > .slick-track
    > .card-item
    > .card-inner {
    height: 350px;
  }

  .subSection4
    > .notice-section
    > .notice-slider
    > .slick-list
    > .slick-track
    > .card-item
    > .card-inner
    > a
    > .imgBox
    > img {
    height: 230px;
  }

  .subSection4
    > .notice-section
    > .notice-slider
    > .slick-list
    > .slick-track
    > .card-item
    > .card-inner
    > a
    > .textBox {
    height: 120px;
    padding: 18px 15px 15px 15px;
  }

  .subSection4
    > .notice-section
    > .notice-slider
    > .slick-list
    > .slick-track
    > .card-item
    > .card-inner
    > a
    > .textBox
    > .date_p {
    font-size: 0.8rem;
  }

  .subSection4
    > .notice-section
    > .notice-slider
    > .slick-list
    > .slick-track
    > .card-item
    > .card-inner
    > a
    > .textBox
    > span {
    font-size: 14px;
  }

  .subSection5 {
    padding: 35px 0;
  }

  .subSection5 > h3 {
    width: 90%;
    margin: auto;
    margin-bottom: 10px;
  }

  .subSection5 > p {
    width: 90%;
    margin: auto;
    font-size: 1rem;
  }

  .subSection5 > .btnBox {
    width: 90%;
    margin: auto;
    margin-top: 25px;
  }

  .subSection5 > .btnBox > button {
    padding: 12px 10px;
  }

  .subSection6 > h5 {
    font-size: 1.4rem;
  }

  .subSection6 > .logo-wrap > .logoBox > img {
    width: 80px;
  }

  .close-btn {
    width: 30px;
    height: 30px;
    top: 20px;
    right: 30px;
  }

  #layerPopup_centainner {
    padding: 15px 25px;
  }

  #layerPopup_centainner > h3 {
    margin-bottom: 5px;
  }

  #layerPopup_centainner > .imgBox > img {
    width: 100%;
  }

  .pc_br {
    display: none;
  }
}