#sec_1 {
  width: 100vw;
  height: 100vh;
  position: relative;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
}

#sec_1 .background {
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  z-index: -1;
}

#sec_1 .background video {
  width: 100vw;
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%);
}

@media screen and (max-aspect-ratio: 1219/685) {
  #sec_1 .background video {
      width: auto;
      height: 100vh;
  }
}

#sec_1 .h_box {
  position: relative;
  width: auto;
  height: auto;
}

#sec_1 .h_box h1 {
  font-family: 'Bai Jamjuree';
  font-size: 60px;
  color: #fff;
  font-weight: 500;
  line-height: 75px;
  margin-bottom: 109px;
}

#sec_1 .h_box h1 span {
  color: #ee7369;
  font-weight: 500;
  font-family: 'Bai Jamjuree';
}

#sec_1 .h_box::before {
  content: "";
  width: 30px;
  height: 267px;
  position: absolute;
  left: -100px;
  top: 50%;
  transform: translateY(-50%);
  background: url(../img/main/sec1_item01.png) no-repeat center / cover;
}

#sec_1 .h_box::after {
  content: "";
  width: 30px;
  height: 267px;
  position: absolute;
  right: -100px;
  top: 50%;
  transform: translateY(-50%);
  background: url(../img/main/sec1_item02.png) no-repeat center / cover;
}

#sec_1 h2 {
  font-size: 30px;
  line-height: 45px;
  font-weight: 700;
  color: #fff;
}

#sec_1 h2 span {
  font-size: 36px;
  font-weight: 700;
  color: #ee7369;
}

#sec_2 {
  width: 100%;
  height: auto;
  position: relative;
  overflow: hidden;
  padding: 100px 0 100px 320px;
  background: url(../img/main/sec2.png) no-repeat center / cover;
}

#sec_2 h1 {
  font-size: 36px;
  font-weight: 500;
  color: #fff;
  margin-bottom: 38px;
}

#sec_2 h1 span {
  font-weight: 500;
  color: #ee7369;
  position: relative;
  z-index: 2;
}

#sec_2 h1 span::after {
  position: absolute;
  width: 100%;
  height: 100%;
  content: "";
  left: 50%;
  top: 50%;
  transform: translate(-50%,-50%);
  background: #fff;
  z-index: -1;
}

#sec_2 .item_wrap {
  display: flex;
}

#sec_2 .item_wrap img {
  width: auto;
  height: auto;
  display: block;
  margin-right: 20px;
}

#sec_2 .item_wrap img:last-of-type {
  margin-right: 0;
}

#sec_2 h2 {
  font-size: 24px;
  font-weight: bold;
  color: #fff;
  margin-top: 20px;
  cursor: pointer;
  position: relative;
}

#sec_2 h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -10px;
  width: 160px;
  height: 3px;
  background: #fff;
}

#sec_3 {
  width: 100%;
  height: auto;
  position: relative;
  overflow: hidden;
  display: flex;
  justify-content: center;
  padding: 100px 0;
  background: url(../img/main/sec3.png) no-repeat center / cover;
  font-family: 'Bai Jamjuree';
}

#sec_3 .wrap {
  width: 100%;
  max-width: 1200px;
}

#sec_3 .wrap .container {
  width: 100%;
  height: auto;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 100px;
}

#sec_3 .wrap .container:last-of-type {
  margin-bottom: 0;
}

#sec_3 .wrap .container .img_box {
  width: 50%;
  height: auto;
}

#sec_3 .wrap .container .img_box img {
  width: 100%;
  height: auto;
}

#sec_3 .wrap .container .text_box {
  width: 50%;
  height: 300px;
  background: #fff;
  display: flex;
  align-items: center;
  padding-left: 60px;
  transform: translateX(-50px);
  position: relative;
  z-index: 2;
  border-radius: 20px;
}

#sec_3 .wrap .container:nth-of-type(2) .text_box {
  padding-left: 150px;
  transform: translateX(50px);
}

#sec_3 .wrap .container .text_box h2 {
  font-size: 30px;
  font-weight: 300;
  margin-bottom: 46px;
}

#sec_3 .wrap .container .text_box h2 span {
  font-weight: 700;
}

#sec_3 .wrap .container .text_box h3 {
  font-size: 20px;
  font-weight: 100;
}

#sec_3 .wrap .container:nth-of-type(1) .text_box::after {
  content: "";
  width: 150px;
  height: 300px;
  right: -22px;
  top: 50%;
  transform: translateY(-50%);
  background: url(../img/main/sec3_num01.png) no-repeat center / cover;
  position: absolute;
}

#sec_3 .wrap .container:nth-of-type(2) .text_box::after {
  content: "";
  width: 200px;
  height: 300px;
  left: -77px;
  top: 50%;
  transform: translateY(-50%);
  background: url(../img/main/sec3_num02.png) no-repeat center / cover;
  position: absolute;
}

#sec_3 .wrap .container:nth-of-type(3) .text_box::after {
  content: "";
  width: 200px;
  height: 300px;
  right: -69px;
  top: 50%;
  transform: translateY(-50%);
  background: url(../img/main/sec3_num03.png) no-repeat center / cover;
  position: absolute;
}

#sec_3 .wrap .container .text_box h4 {
  font-size: 20px;
  font-weight: bold;
  color: #A8A8A8;
  cursor: pointer;
  margin-top: 15px;
}

#sec_4 {
  width: 100%;
  height: auto;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding: 100px 260px;
  background: url(../img/main/sec4.png) no-repeat center / cover;
}

#sec_4 h2 {
  font-family: 'Bai Jamjuree' !important;
  font-size: 80px;
  font-weight: bold;
  color: #fff;
  margin-bottom: 22px;
}

#sec_4 h2 span {
  color: #ee7369;
  font-family: 'Bai Jamjuree' !important;
}

#sec_4 h3 {
  font-size: 30px;
  font-weight: 100;
  color: #fff;
  margin-bottom: 22px;
  display: inline-block;
}

#sec_4 h3 span {
  color: #ee7369;
}

#sec_4 .wrap {
  width: 100%;
  height: auto;
}

#sec_4 .slide_wrap {
  width: 100%;
  height: auto;
  display: flex;
  justify-content: flex-end;
}

#sec_4 .slide_wrap .slick-list {
  width: 1160px;
}

#sec_4 .slide_wrap img {
  width: 100%;
}

#sec_4 .arrow_box {
  float: right;
}

#sec_4 .arrow_box img {
  width: auto;
  height: auto;
  cursor: pointer;
}

#sec_4 .arrow_box img:first-of-type {
  margin-right: 35px;
}

#sec_5 {
  width: 100%;
  height: auto;
  padding: 100px 0;
  display: flex;
  justify-content: center;
  background: url(../img/main/sec5.png) no-repeat center / cover;
}

#sec_5 .wrap h2 {
  font-size: 80px;
  font-weight: bold;
  color: #fff;
  margin-bottom: 60px;
  font-family: 'Bai Jamjuree' !important;
  text-align: center;
}

#sec_5 .wrap h2 span {
  color: #ee7369;
  font-family: 'Bai Jamjuree' !important;
}

#sec_5 .wrap .board_wrap {
  display: flex;
  justify-content: center;
}

#sec_5 .wrap .board_wrap .board .pic_lt {
  margin-right: 80px;
}

#sec_5 .wrap .board_wrap .board:last-of-type .pic_lt {
  margin-right: 0;
}

#sec_6 {
  width: 100%;
  height: auto;
  padding: 100px 0;
  overflow: hidden;
  position: relative;
  background: url(../img/main/sec6.png) no-repeat 0 0 / cover;
  padding-left: 844px;
}

#sec_6 .wrap {
  width: 610px;
  height: auto;
}

#sec_6 .wrap h2 {
  text-align: center;
  font-family: 'Bai Jamjuree' !important;
  font-size: 80px;
  font-weight: bold;
  color: #636566;
  margin-bottom: 78px;
}

#sec_6 .wrap h2 span {
  font-family: 'Bai Jamjuree' !important;
  font-weight: bold;
  color: #ee7369;
}

#sec_6 .wrap form {
  width: 100%;
  height: auto;
}

#sec_6 .wrap form div {
  display: flex;
  justify-content: space-between;
}

#sec_6 .wrap form div input {
  width: 48%;
  height: 34px;
  margin-bottom: 20px;
  background: #EAEAEA;
  color: #6b6b6b;
  font-size: 15px;
  border: none;
  padding: 0 5px;
}

#sec_6 .wrap form div textarea {
  width: 100%;
  height: 80px;
  padding: 5px;
  background: #eaeaea;
  color: #6b6b6b;
  font-size: 15px;
  margin-bottom: 14px;
  border: none;
  resize: none;
}

#sec_6 .wrap form p {
  width: 100%;
  height: 185px;
  overflow-y: scroll;
  background: #d8d8d8;
  margin-bottom: 9px;
  padding: 5px;
}

#sec_6 .wrap form div:nth-of-type(4) {
  justify-content: flex-end;
  align-items: center;
  margin-bottom: 37px;
}

#sec_6 .wrap form div:nth-of-type(4) input {
  width: 13px;
  height: 13px;
  margin-right: 4px;
  margin-bottom: 0;
}

#sec_6 .wrap form div:nth-of-type(4) label {
  font-size: 15px;
  font-weight: 100;
  color: #6b6b6b;
}

#sec_6 .wrap form div input[type='submit'] {
  width: 118px;
  height: 37px;
  border-radius: 10px;
  background: #ee7369;
  color: #fff;
  font-size: 23px;
  font-weight: 600;
}

#sec_6 .wrap form div:last-of-type {
  justify-content: center;
}

@media (max-width: 1600px) {
  #sec_6 {
    background: url(../img/main/sec6.png) no-repeat center / cover;
    padding-left: 0;
  }

  #sec_6 .wrap {
    margin: 0 auto;
  }
}

@media (max-width: 1400px) {
  #sec_2 {
    padding: 100px 0 100px 120px;
  }

  #sec_2 h1 {
    font-size: 30px;
  }

  #sec_2 .item_wrap img {
    width: 150px;
  }

  #sec_2 h2 {
    font-size: 20px;
  }

  #sec_2 h2::after {
    width: 120px;
  }

  #sec_3 .wrap .container:nth-of-type(1) .text_box::after {
    width: 125px;
    height: 250px;
  }

  #sec_3 .wrap .container:nth-of-type(2) .text_box::after {
    width: 167px;
    height: 250px;
  }

  #sec_3 .wrap .container:nth-of-type(3) .text_box::after {
    width: 167px;
    height: 250px;
  }

  #sec_3 .wrap .container .text_box h2 {
    font-size: 26px;
    margin-bottom: 30px;
  }

  #sec_3 .wrap .container .text_box h3 {
    font-size: 18px;
  }

  #sec_3 .wrap .container .text_box h4 {
    font-size: 16px;
  }

  #sec_3 .wrap {
    margin: 0 30px;
  }

  #sec_4 {
    padding: 100px 150px;
  }

  #sec_4 h2 {
    font-size: 64px;
  }

  #sec_4 h3 {
    font-size: 24px;
  }

  #sec_5 .wrap h2 {
    font-size: 64px;
  }

  .galley_li {
    height: 500px;
  }

  .galley_li div:last-of-type {
    padding: 30px;
  }
}

@media (max-width: 1200px) {
  #sec_1 .h_box h1 {
    font-size: 48px;
  }

  #sec_1 .h_box::before {
    width: 25px;
    height: 240px;
    left: -80px;
  }

  #sec_1 .h_box::after {
    width: 25px;
    height: 240px;
    right: -80px;
  }
  
  #sec_1 h2 span {
    font-size: 32px;
  }

  #sec_1 h2 {
    font-size: 24px;
  }

  #sec_3 .wrap .container:nth-of-type(1) .text_box::after {
    width: 75px;
    height: 150px;
    left: 37.5px;
  }

  #sec_3 .wrap .container:nth-of-type(2) .text_box::after {
    width: 100px;
    height: 150px;
    left: 25px;

  }

  #sec_3 .wrap .container:nth-of-type(3) .text_box::after {
    width: 100px;
    height: 150px;
    left: 25px;
  }

  #sec_3 .wrap .container {
    flex-wrap: wrap;
  }

  #sec_3 .wrap .container .img_box {
    width: 100%;
  }

  #sec_3 .wrap .container .text_box {
    width: 100%;
    transform: unset;
    order: 1;
    padding-left: 150px;
    border-radius: 0 0 20px 20px;
  }

  #sec_3 .wrap .container:nth-of-type(2) .text_box {
    transform: unset;
  }

  #sec_5 {
    padding: 80px 20px;
  }

  #sec_5 .wrap .board_wrap .board .pic_lt {
    margin-right: 40px;
  }

  .galley_li {
    width: 350px;
    height: 400px;
  }

  .galley_li div a {
    font-size: 20px;
    margin-bottom: 20px;
  }

  .galley_li div span {
    font-size: 16px;
  }
}

@media (max-width: 900px) {
  #sec_2 {
    padding: 50px 0 50px 30px;
  }

  #sec_2 h1 {
    font-size: 20px;
  }

  #sec_2 .item_wrap img {
    width: 100px;
    margin-right: 10px;
  }

  #sec_2 h2 {
    font-size: 16px;
  }

  #sec_2 h2::after {
    bottom: -6px;
    width: 90px;
    height: 2px;
  }

  #sec_4 {
    padding: 70px 50px;
  }

  #sec_5 .wrap h2 {
    font-size: 48px;
  }

  #sec_5 {
    padding: 40px 20px;
  }

  .galley_li {
    width: 300px;
    height: 350px;
  }
}

@media (max-width: 700px) {
  #sec_3 .wrap .container .text_box h2 {
    font-size: 20px;
  }

  #sec_3 .wrap .container .text_box h3 {
    font-size: 16px;
    word-break: keep-all;
  }

  #sec_4 h2 {
    font-size: 48px;
  }

  #sec_4 h3 {
    font-size: 20px;
  }

  .galley_li {
    width: 200px;
    height: 250px;
  }

  .galley_li div a {
    font-size: 18px;
    margin-bottom: 10px;
  }

  .galley_li div span {
    font-size: 14px;
  }

  .galley_li div:last-of-type {
    padding: 10px;
  }

  #sec_6 .wrap h2 {
    font-size: 54px;
  }

  #sec_6 .wrap {
    width: 480px;
  }
}

@media (max-width: 500px) {
  #sec_1 .h_box h1 {
    font-size: 36px;
    line-height: 55px;
  }
  
  #sec_1 .h_box::before {
    width: 20px;
    height: 210px;
    left: 0;
  }
  
  #sec_1 .h_box::after {
    width: 20px;
    height: 210px;
    right: 0;
  }
  
  #sec_1 h2 span {
    font-size: 28px;
  }

  #sec_2 h1 {
    text-align: center;
  }
  
  #sec_2 .item_wrap {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  #sec_2 {
    padding: 50px 0;
  }
  
  #sec_2 .item_wrap img {
    width: 35%;
    margin: 1%;
  }
  
  #sec_2 h2 {
    text-align: right;
    padding-right: 20px;
  }
  
  #sec_2 h2::after {
    left: unset;
    right: 20px;
  }

  #sec_3 .wrap .container:nth-of-type(1) .text_box::after {
    width: 35px;
    height: 70px;
    left: 22.5px;
  }

  #sec_3 .wrap .container:nth-of-type(2) .text_box::after {
    width: 47px;
    height: 70px;
    left: 16.5px;
  }
  
  #sec_3 .wrap .container:nth-of-type(3) .text_box::after {
    width: 47px;
    height: 70px;
    left: 16.5px;
  }

  #sec_3 .wrap .container .text_box {
    padding-left: 80px;
  }

  #sec_3 .wrap .container:nth-of-type(2) .text_box {
    padding-left: 80px;
  }

  #sec_4 {
    padding: 50px 20px;
  }

  #sec_4 h2 {
    font-size: 28px;
    margin-bottom: 10px;
  }

  #sec_4 .arrow_box img {
    width: 20px;
  }

  #sec_4 .arrow_box img:first-of-type {
    margin-right: 15px;
  }
  
  #sec_5 .wrap .board_wrap {
    flex-wrap: wrap;
  }

  #sec_5 .wrap .board_wrap .board .pic_lt {
    width: 90%;
    margin: 0 auto;
    margin-bottom: 20px;
  }

  .galley_li {
    width: 100%;
    height: 300px;
    overflow: hidden;
  }

  #sec_5 .wrap .board_wrap .board:last-of-type .pic_lt {
    margin: 0 auto;
    margin-bottom: 0;
  }

  #sec_5 .wrap .board_wrap .board {
    width: 100%;
    height: auto;
  }

  .galley_li div a {
    display: block;
    height: 100%;
  }

  .galley_li div a img {
    object-fit: cover;
  }

  #sec_6 .wrap form div {
    flex-wrap: wrap;
  }

  #sec_6 .wrap form div input {
    width: 100%;
  }

  #sec_6 .wrap {
    width: 380px;
  }
}

@media (max-width: 400px) {
  #sec_1 .h_box::before {
    width: 15px;
    height: 180px;
    left: 20px;
  }
  
  #sec_1 .h_box::after {
    width: 15px;
    height: 180px;
    right: 20px;
  }
  
  #sec_1 h2 span {
    font-size: 22px;
  }

  #sec_1 h2 {
    font-size: 18px;
    line-height: 35px;
  }

  #sec_2 h1 {
    font-size: 16px;
    margin-bottom: 20px;
  }

  #sec_3 .wrap .container .text_box::after {
    display: none;
  }

  #sec_3 .wrap .container .text_box {
    padding: 10px;
  }

  #sec_3 .wrap .container:nth-of-type(2) .text_box {
    padding: 10px;
  }

  #sec_3 .wrap .container .text_box h2 {
    word-break: keep-all;
  }

  #sec_3 .wrap .container .text_box {
    justify-content: center;
    text-align: center;
  }

  #sec_4 h2 {
    font-size: 24px;
  }

  #sec_4 h3 {
    font-size: 16px;
  }

  #sec_4 h3 {
    font-size: 16px;
    margin-bottom: 10px;
    display: block;
    clear: both;
  }

  #sec_4 .arrow_box {
    margin-bottom: 20px;
  }

  #sec_5 .wrap .board_wrap .board .pic_lt {
    width: 100%;
  }

  #sec_5 .wrap h2 {
    font-size: 32px;
    margin-bottom: 30px;
  }

  #sec_6 {
    padding: 50px 0;
  }

  #sec_6 .wrap h2 {
    font-size: 36px;
    margin-bottom: 20px;
  }

  #sec_6 .wrap {
    width: 280px;
  }

  #sec_6 .wrap form div:nth-of-type(4) {
    flex-wrap: nowrap;
  }

  #sec_6 .wrap form div:nth-of-type(4) label {
    font-size: 14px;
    word-break: keep-all;
  }
}