#header #key {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

#header #key .img {
  height: 100vh;
  height: 100dvh;
}

#sec1 {
  padding: 20vw 0 15vw;
  background: url("../img/course/s1_bg.jpg") no-repeat 85% top/190% auto;
}

#sec1 h2 {
  letter-spacing: 0.37em;
  height: 90vw;
  line-height: 2.11;
  margin: 0 0 8vw 0;
}

#sec1 h2 small {
  font-size: 4vw;
}

#sec1 h2 .pt {
  display: inline-block;
  padding-top: 8vw;
}

#sec1 .group-txt {
  text-align: justify;
}

#sec1 .group-txt .txt {
  letter-spacing: 0.1em;
}

@media screen and (max-width: 767px) {
  #sec1 .group-txt .txt+.txt {
    margin-top: 15px;
  }
}

@media screen and (min-width: 768px) {
  #sec1 {
    padding: 172px 0 135px;
    background: url("../img/course/s1_bg.jpg") no-repeat 70% center/cover;
  }

  #sec1 .wrap {
    width: 1200px;
    display: flex;
    flex-direction: row-reverse;
    justify-content: flex-end;
    align-items: flex-start;
    gap: 0 38px;
  }

  #sec1 h2 {
    height: 550px;
    line-height: 72px;
    margin: 0;
    width: auto;
  }

  #sec1 h2 small {
    font-size: 25px;
  }

  #sec1 h2 .pt {
    padding-top: 46px;
  }

  #sec1 .group-txt {
    height: 469px;
    text-align: justify;
    display: flex;
    flex-direction: row-reverse;
    gap: 0 15px;
    padding: 50px 0 0;
  }

  #sec1 .group-txt .txt {
    letter-spacing: 0.17em;
  }
}

@media screen and (min-width: 768px) and (max-width: 1300px) {
  #sec1 .group-txt {
    letter-spacing: 0.1em;
  }
}

#sec2 .set1 {
  text-align: center;
}

#sec2 .set1 h2 {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  mix-blend-mode: hard-light;
  line-height: 0;
}

@media screen and (max-width: 767px) {
  #sec2 .set1 h2 img {
    width: 70vw;
  }
}

#sec2 .set1 h3 {
  position: relative;
  z-index: 2;
  font-size: 6vw;
  line-height: 1.5;
  padding: 12vw 0 0;
  letter-spacing: 0.41em;
}

#sec2 .set1 .price {
  line-height: 1.5;
  font-size: 4vw;
  letter-spacing: 0.25em;
  margin: 3vw 0 6vw;
  position: relative;
  z-index: 2;
}

#sec2 .set1 .price small {
  font-size: 3vw;
}

#sec2 .set1 .sub-txt {
  font-size: 12px;
  line-height: 2;
  letter-spacing: 0.17em;
  margin: 0 0 8vw;
}

#sec2 .set1 .box {
  background: url("../img/index/s2_bg.png");
  padding: 8vw 5vw 12vw;
}

#sec2 .set1 .box .tit {
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.17em;
  margin: 0 0 6vw;
}

#sec2 .set1 .box .group dl {
  position: relative;
  line-height: 3.4375;
  letter-spacing: 0.1em;
  display: flex;
  justify-content: space-between;
}

#sec2 .set1 .box .group dl::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 1px;
  background: url("../img/shared/line.jpg");
}

#sec2 .set1 .box .group dl dd {
  text-align: right;
  font-size: 12px;
  font-family: "Noto Serif JP", serif;
  font-weight: 300;
}

#sec2 .set1 .box .group dl:last-child::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: url("../img/shared/line.jpg");
}

#sec2 .set2 {
  margin: 15vw 0 0;
  padding: 0 0 20vw;
  position: relative;
}

#sec2 .set2 .group1 .img {
  width: 86.4vw;
}

#sec2 .set2 .group1 .img2 {
  margin: 5.73vw 0 0 10.93vw;
  width: 33.33vw;
  box-shadow: 0px 0px 13px 0px rgba(0, 0, 0, 0.31);
}

#sec2 .set2 .group2 .img {
  margin: 0 0 0 43.467vw;
}

#sec2 .set2 .group2 .img2 {
  margin: 7.3vw 23.867vw 0 37vw;
}

#sec2 .set2 .group3 {
  margin: 8vw 0 0;
}

#sec2 .set2 .group3 .img {
  margin: 0 59.2vw 0 0;
}

#sec2 .set2 .group3 .img img {
  box-shadow: 0px 0px 13px 0px rgba(0, 0, 0, 0.31);
}

#sec2 .set2 .group3 .img2 {
  margin: 3.3vw 15.3vw 0 21vw;
}

#sec2 .set2 .group3 .img3 {
  margin: 12vw 4.4vw 0 59.73vw;
  box-shadow: 0px 0px 13px 0px rgba(0, 0, 0, 0.31);
}

#sec2 .set2 .group4 {
  margin: 5.3vw 0 0;
}

#sec2 .set2 .group4 .img {
  margin: 0 40.8vw 0 5.2vw;
}

#sec2 .set2 .group4 .img2 {
  margin: 2.93vw 4.53vw 0 34vw;
  box-shadow: 0px 0px 13px 0px rgba(0, 0, 0, 0.31);
}

#sec2 .set2 .group5 {
  margin: 9.73vw 0 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

#sec2 .set2 .group5 .img {
  width: 38.4vw;
}

#sec2 .set2 .group5 .img2 {
  margin: 36vw 0 0;
  width: 56.267vw;
}

#sec2 .set2 .group6 {
  margin: 9.73vw 0 0;
}

#sec2 .set2 .group6 p {
  box-shadow: 0px 0px 13px 0px rgba(0, 0, 0, 0.31);
}

#sec2 .set2 .group6 .img {
  margin: 0 23vw 0 34.53vw;
}

#sec2 .set2 .group6 .img2 {
  margin: 6.267vw 58.93vw 0 4.53vw;
}

#sec2 .set2 .group6 .img3 {
  margin: -4.67vw 4.53vw 0 50vw;
}

@media screen and (min-width: 768px) {
  #sec2 .set1 {
    padding: 103px 0 0;
  }

  #sec2 .set1 h3 {
    font-size: 30px;
    padding: 90px 0 0;
  }

  #sec2 .set1 .price {
    font-size: 23px;
    margin: 16px 0 33px;
  }

  #sec2 .set1 .price small {
    font-size: 18px;
  }

  #sec2 .set1 .sub-txt {
    font-size: 14.5px;
    line-height: 30px;
    margin: 0 0 50px;
  }

  #sec2 .set1 .box {
    width: 785px;
    margin: 0 auto;
    padding: 50px 0 63px;
  }

  #sec2 .set1 .box .tit {
    font-size: 18px;
    margin: 0 0 41px;
  }

  #sec2 .set1 .box .group {
    display: flex;
    justify-content: center;
    flex-direction: row-reverse;
  }

  #sec2 .set1 .box .group dl {
    position: relative;
    height: 294px;
    line-height: 55px;
    letter-spacing: 0.17em;
    display: flex;
    justify-content: space-between;
    flex-direction: column;
  }
}

@media screen and (min-width: 768px) and (max-width: 1300px) {
  #sec2 .set1 .box .group dl {
    letter-spacing: 0.1em;
  }
}

@media screen and (min-width: 768px) {
  #sec2 .set1 .box .group dl::before {
    bottom: 0;
    right: 0;
    left: auto;
    width: 1px;
    height: auto;
    background: url("../img/course/s2_line.jpg");
  }

  #sec2 .set1 .box .group dl dd {
    font-size: 13px;
  }

  #sec2 .set1 .box .group dl:last-child::after {
    top: 0;
    right: auto;
    width: 1px;
    height: auto;
    background: url("../img/course/s2_line.jpg");
  }

  #sec2 .set2 {
    margin: 146px 0 0;
    padding: 0 0 188px;
  }

  #sec2 .set2::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    height: 581px;
    top: 2301px;
    background: url("../img/course/s2_bg.png");
  }

  #sec2 .set2::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    height: 1163px;
    bottom: 0;
    background: url("../img/course/s2_bg2.png");
  }

  #sec2 .set2 .group1,
  #sec2 .set2 .group2,
  #sec2 .set2 .group3,
  #sec2 .set2 .group4,
  #sec2 .set2 .group5,
  #sec2 .set2 .group6 {
    position: relative;
    z-index: 2;
  }

  #sec2 .set2 .group1 .img,
  #sec2 .set2 .group1 .img2,
  #sec2 .set2 .group1 .img3,
  #sec2 .set2 .group2 .img,
  #sec2 .set2 .group2 .img2,
  #sec2 .set2 .group2 .img3,
  #sec2 .set2 .group3 .img,
  #sec2 .set2 .group3 .img2,
  #sec2 .set2 .group3 .img3,
  #sec2 .set2 .group4 .img,
  #sec2 .set2 .group4 .img2,
  #sec2 .set2 .group4 .img3,
  #sec2 .set2 .group5 .img,
  #sec2 .set2 .group5 .img2,
  #sec2 .set2 .group5 .img3,
  #sec2 .set2 .group6 .img,
  #sec2 .set2 .group6 .img2,
  #sec2 .set2 .group6 .img3 {
    width: auto;
    margin: 0;
    max-width: 100%;
  }

  #sec2 .set2 .group1 {
    display: flex;
    align-items: flex-start;
  }

  #sec2 .set2 .group1 .img {
    width: calc(50% - 27px);
    height: 492px;
    max-width: calc(100% - 300px);
  }

  #sec2 .set2 .group1 .img2 {
    margin: 347px 0 0 29px;
  }

  #sec2 .set2 .group2 {
    width: 1420px;
    max-width: calc(100% - 60px);
    margin: 0 auto;
    display: flex;
    flex-direction: row-reverse;
    align-items: flex-start;
  }

  #sec2 .set2 .group2 .img2 {
    margin: 159px 40px 0 0;
  }

  #sec2 .set2 .group3 {
    margin: 61px auto 0;
    width: 1228px;
    position: relative;
    max-width: calc(100% - 60px);
  }

  #sec2 .set2 .group3 .img {
    margin: 0 auto;
    width: 1124px;
    max-width: 100%;
  }

  #sec2 .set2 .group3 .img2 {
    width: 564px;
    margin: 16px auto 0;
    text-align: right;
  }

  #sec2 .set2 .group3 .img3 {
    position: absolute;
    right: 0;
    top: 120px;
  }
}

@media screen and (min-width: 768px) and (max-width: 1200px) {
  #sec2 .set2 .group3 .img3 {
    top: 10px;
  }
}

@media screen and (min-width: 768px) {
  #sec2 .set2 .group4 {
    margin: 58px 0 0;
    display: flex;
    align-items: flex-start;
    flex-direction: row-reverse;
  }

  #sec2 .set2 .group4 .img {
    width: calc(50% - 345px);
    height: 290px;
    min-width: 405px;
  }

  #sec2 .set2 .group4 .img2 {
    margin: 158px 21px 0 0;
  }

  #sec2 .set2 .group5 {
    margin: -60px 0 0;
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
  }

  #sec2 .set2 .group5 .img {
    width: calc(50% - 405px);
    height: 533px;
    min-width: 345px;
  }

  #sec2 .set2 .group5 .img2 {
    margin: 280px 0 0 42px;
  }

  #sec2 .set2 .group6 {
    margin: 0 auto;
    width: 1426px;
    max-width: calc(100% - 60px);
    display: flex;
    flex-direction: row-reverse;
    align-items: flex-start;
    gap: 38px;
  }

  #sec2 .set2 .group6 .img2 {
    margin: 258px 0 0;
  }

  #sec2 .set2 .group6 .img3 {
    margin: 341px 0 0;
  }
}

#sec3 {
  background: url("../img/course/s3_bg.png");
  position: relative;
  padding: 15vw 0;
}

#sec3 .left {
  text-align: center;
}

#sec3 .left h2 {
  font-size: 6vw;
  line-height: 1.5;
  letter-spacing: 0.41em;
  padding: 0 0 3vw;
}

#sec3 .left .price {
  line-height: 1.5;
  font-size: 4vw;
  letter-spacing: 0.25em;
  margin: 0 0 10vw;
}

#sec3 .left .price small {
  font-size: 3vw;
}

@media screen and (max-width: 767px) {
  #sec3 .left.bg {
    background: url("../img/course/s2_bg2.png");
    padding: 8vw 5vw;
    margin: 10vw 0 0;
  }
}

#sec3 .left .tit {
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.17em;
  margin: 0 0 6vw;
}

#sec3 .left .group dl {
  position: relative;
  line-height: 3.4375;
  letter-spacing: 0.1em;
  display: flex;
  justify-content: space-between;
}

#sec3 .left .group dl::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 1px;
  background: url("../img/shared/line.jpg");
}

#sec3 .left .group dl dd {
  text-align: right;
  font-size: 12px;
  font-family: "Noto Serif JP", serif;
  font-weight: 300;
}

#sec3 .left .group dl:last-child::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: url("../img/shared/line.jpg");
}

@media screen and (min-width: 768px) {
  #sec3 {
    padding: 122px 0 150px;
  }

  #sec3::before {
    content: "";
    position: absolute;
    bottom: 0;
    right: 0;
    width: calc(50% + 615px);
    top: 271px;
    max-width: calc(100% - 30px);
    background: url("../img/course/s2_bg2.png");
  }

  #sec3 .wrap {
    width: 1268px;
  }

  #sec3 .left {
    width: 639px;
  }

  #sec3 .left h2 {
    font-size: 30px;
    padding: 18px 0 15px;
  }

  #sec3 .left .price {
    font-size: 23px;
    margin: 0 0 74px;
  }

  #sec3 .left .price small {
    font-size: 18px;
  }

  #sec3 .left .tit {
    font-size: 18px;
    margin: 0 0 28px;
  }

  #sec3 .left .group {
    display: flex;
    justify-content: center;
    flex-direction: row-reverse;
  }

  #sec3 .left .group dl {
    position: relative;
    height: 388px;
    line-height: 55px;
    letter-spacing: 0.17em;
    display: flex;
    justify-content: space-between;
    flex-direction: column;
  }
}

@media screen and (min-width: 768px) and (max-width: 1300px) {
  #sec3 .left .group dl {
    letter-spacing: 0.1em;
  }
}

@media screen and (min-width: 768px) {
  #sec3 .left .group dl::before {
    bottom: 0;
    right: 0;
    left: auto;
    width: 1px;
    height: auto;
    background: url("../img/course/s2_line.jpg");
  }

  #sec3 .left .group dl dd {
    font-size: 13px;
  }

  #sec3 .left .group dl:last-child::after {
    top: 0;
    right: auto;
    width: 1px;
    height: auto;
    background: url("../img/course/s2_line.jpg");
  }

  #sec3 .img {
    position: absolute;
    top: 0;
    right: 0;
    width: 604px;
    height: 623px;
    max-width: calc(100% - 640px);
  }
}

#sec4 {
  text-align: center;
  background: url("../img/course/s4_bg.jpg") no-repeat center/cover;
  padding: 20vw 0;
}

#sec4 h2 {
  letter-spacing: 0.35em;
  line-height: 1.5;
  margin: 0 -5vw 7vw;
}

#sec4 h2 small {
  font-size: 5vw;
}

@media screen and (min-width: 768px) {
  #sec4 {
    padding: 155px 0 150px;
  }

  #sec4 h2 {
    margin: 0 0 40px;
  }

  #sec4 h2 small {
    font-size: 25px;
  }

  #sec4 .txt {
    letter-spacing: 0.17em;
  }
}

#sec5 {
  position: relative;
}

#sec5 .right {
  text-align: center;
  padding: 0 4.8vw;
}

#sec5 .right .tit {
  width: 17vw;
  margin: 0 auto;
  padding: 15vw 0 0;
  line-height: 0;
}

#sec5 .right h2 {
  letter-spacing: 0.25em;
  line-height: 1.5;
  margin: 2vw 0 8vw;
}

#sec5 .right h2 small {
  font-size: 5vw;
}

#sec5 .right .txt {
  text-align: justify;
  margin: 10vw 0 10vw;
}

#sec5 .right .group {
  padding: 8vw 0 10vw;
  border-top: 1px solid rgba(255, 255, 255, 0.4);
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
}

#sec5 .right .group h3 {
  font-size: 5vw;
  line-height: 1.5;
  letter-spacing: 0.41em;
  padding: 0 0 2vw;
}

#sec5 .right .group .price {
  font-size: 4vw;
  line-height: 1.5;
  letter-spacing: 0.25em;
  margin: 0 0 7vw;
}

#sec5 .right .group .price small {
  font-size: 3vw;
}

#sec5 .right .group .box {
  background: url("../img/index/s2_bg.png");
  padding: 8vw 5vw;
}

#sec5 .right .group .box .tit2 {
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.17em;
  margin: 0 0 20px;
}

#sec5 .right .group .box dl {
  padding: 0 0 12px;
  position: relative;
  display: flex;
  justify-content: space-between;
  line-height: 1.5;
  text-align: left;
}

#sec5 .right .group .box dl::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: url("../img/shared/line.jpg");
}

#sec5 .right .group .box dl dd {
  font-size: 13px;
  text-align: right;
}

#sec5 .right .group .box dl+dl {
  margin-top: 15px;
}

#sec5 .right .group .box .tit3 {
  line-height: 1.6875;
  letter-spacing: 0;
  margin: 20px 0 15px;
  background: url("../img/course/s5_bg.png");
}

@media screen and (max-width: 767px) {
  #sec5 .right .group .box .tit3 {
    font-size: 12px;
  }
}

#sec5 .right .group .box .txt2 {
  text-align: left;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  line-height: 1.75;
  letter-spacing: 0.05em;
}

#sec5 .right .group .box .txt2 small {
  font-size: 13px;
  line-height: 28px;
}

#sec5 .right .group .box .txt2+.txt2 {
  margin-top: 12px;
}

#sec5 .right .group .box .ps {
  margin: 23px 0 0;
  padding: 26px 0 25px;
  display: block;
}

#sec5 .right .group .box .ps::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: url("../img/shared/line.jpg");
}

#sec5 .right .group .box .ps::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: url("../img/shared/line.jpg");
}

#sec5 .right .group .box .ps dt {
  display: flex;
  align-items: center;
  justify-content: space-between;
  letter-spacing: 0.17em;
}

#sec5 .right .group .box .ps dt small {
  text-align: right;
  font-size: 13px;
}

#sec5 .right .group .box .ps dd {
  text-align: center;
  margin: 10px 0 0;
  font-size: inherit;
  letter-spacing: 0;
}

@media screen and (max-width: 767px) {
  #sec5 .right .group .box .ps dd {
    font-size: 13px;
  }
}

@media screen and (min-width: 768px) {
  #sec5 .s5-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: calc(50% - 2px);
  }

  #sec5 .s5-slide .img {
    height: 855px;
    max-height: calc(100vh - 101px);
    max-height: calc(100dvh - 101px);
  }

  #sec5 .s5-slide.fixed {
    position: fixed;
    top: 101px;
  }

  #sec5 .s5-slide.end {
    top: auto;
    bottom: 0;
  }

  #sec5 .right {
    width: 50%;
    margin: 0 0 0 auto;
    padding: 0;
  }

  #sec5 .right .inner {
    width: 456px;
    max-width: 100%;
    margin: 0 auto;
  }

  #sec5 .right .tit {
    width: auto;
    margin: 0;
    padding: 153px 0 0;
  }

  #sec5 .right h2 {
    letter-spacing: 0.25em;
    line-height: 1.5;
    margin: 11px 0 56px;
  }

  #sec5 .right h2 small {
    font-size: 25px;
  }

  #sec5 .right .txt {
    letter-spacing: 0.17em;
    margin: 0 0 72px;
  }

  #sec5 .right .group {
    padding: 49px 0 64px;
  }

  #sec5 .right .group h3 {
    font-size: 24px;
    padding: 0 0 9px;
  }

  #sec5 .right .group .price {
    font-size: 23px;
    margin: 0 0 40px;
  }

  #sec5 .right .group .price small {
    font-size: 18px;
  }

  #sec5 .right .group .box {
    padding: 48px 32px 51px;
  }

  #sec5 .right .group .box .tit2 {
    font-size: 18px;
    margin: 0 0 33px;
  }

  #sec5 .right .group .box .tit3 {
    margin: 30px 0 22px;
    letter-spacing: 0.05em;
  }

  #sec5 .right .group .box .txt2 {
    letter-spacing: 0.1em;
  }
}

#sec6 {
  margin: 20vw 0 0;
  overflow: hidden;
}

#sec6 .set1 .tit {
  margin: 0 auto;
  width: 15vw;
  text-align: center;
}

#sec6 .set1 h2 {
  margin: 1vw 0 12vw;
  text-align: center;
  letter-spacing: 0.35em;
  line-height: 1.5;
}

#sec6 .set1 .flex h3 {
  text-align: center;
  padding: 0 0 10vw;
  font-size: 5vw;
  letter-spacing: 0.25em;
  line-height: 1.5;
}

#sec6 .set1 .flex .img {
  margin: 0 0 0 var(--wrapPadding);
}

#sec6 .set1 .flex2 {
  margin: 10vw var(--wrapPadding) 0;
}

#sec6 .set1 .flex2 .group-img {
  display: flex;
  align-items: flex-start;
  gap: 6vw;
  justify-content: space-between;
}

#sec6 .set1 .flex2 .group-img img {
  box-shadow: 0px 0px 13px 0px rgba(0, 0, 0, 0.31);
}

#sec6 .set1 .flex2 .group-img .img2 {
  margin: 15vw 0 0;
}

#sec6 .set1 .flex2 .group-txt {
  margin: 10vw 0 0 0;
}

#sec6 .set1 .flex2 .group-txt .txt {
  text-align: justify;
}

#sec6 .set1 .flex2 .group-txt .txt+.txt {
  margin: 22px 0 0;
}

#sec6 .set2 {
  margin: 20vw 0 0;
  padding: 0 0 25vw;
}

#sec6 .set2 .flex {
  display: flex;
  align-items: flex-start;
  gap: 6vw;
}

@media screen and (max-width: 767px) {
  #sec6 .set2 .flex {
    margin: 0 0 0 -10vw;
  }

  #sec6 .set2 .flex .img {
    width: 70vw;
  }
}

#sec6 .set2 .flex h3 {
  font-size: 5vw;
  line-height: 2.2;
  letter-spacing: 0.25em;
  margin: 1vw 0 0;
}

#sec6 .set2 .group-img {
  margin: 10vw 0;
}

#sec6 .set2 .group-img img {
  box-shadow: 0px 0px 13px 0px rgba(0, 0, 0, 0.31);
}

#sec6 .set2 .group-img .img {
  text-align: right;
  margin: 0 0 5vw 30vw;
}

#sec6 .set2 .group-img .img2 {
  width: 50vw;
}

#sec6 .set2 .group-txt .txt {
  text-align: justify;
}

#sec6 .set2 .group-txt .txt2 {
  margin: 22px 0 0;
}

#sec6 .set2 .btn-link {
  margin: 12vw auto 0;
}

@media screen and (min-width: 768px) {
  #sec6 {
    margin: 164px 0 0;
  }

  #sec6 .set1 .tit {
    margin: 0;
    width: auto;
  }

  #sec6 .set1 h2 {
    margin: 1px 0 136px;
  }

  #sec6 .set1 .flex {
    display: flex;
    justify-content: flex-end;
    align-items: flex-start;
  }

  #sec6 .set1 .flex h3 {
    width: 550px;
    padding: 130px 0 0;
    font-size: 25px;
  }

  #sec6 .set1 .flex .img {
    width: calc(50% - 27px);
    height: 511px;
    margin: 0;
  }

  #sec6 .set1 .flex2 {
    width: 1168px;
    max-width: calc(100% - 60px);
    margin: -169px auto 0;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
  }

  #sec6 .set1 .flex2 .group-img {
    width: calc(50% + 26px);
    gap: 30px;
  }

  #sec6 .set1 .flex2 .group-img .img2 {
    margin: 169px 0 0;
  }

  #sec6 .set1 .flex2 .group-txt {
    display: flex;
    flex-direction: row-reverse;
    align-items: flex-start;
    margin: 242px 20px 0 0;
    gap: 23px;
  }

  #sec6 .set1 .flex2 .group-txt .txt {
    height: 360px;
    letter-spacing: 0.17em;
  }

  #sec6 .set1 .flex2 .group-txt .txt+.txt {
    margin: 146px 0 0;
    height: 315px;
    letter-spacing: 0.14em;
  }
}

@media screen and (min-width: 768px) and (max-width: 1300px) {
  #sec6 .set1 .flex2 .group-txt .txt {
    letter-spacing: 0.1em;
  }
}

@media screen and (min-width: 768px) {
  #sec6 .set2 {
    margin: 120px 0 0;
    padding: 0 0 160px;
  }

  #sec6 .set2 .wrap {
    width: 1296px;
  }

  #sec6 .set2 .flex {
    width: 1248px;
    max-width: 100%;
    margin: 0 auto;
    display: flex;
    align-items: flex-start;
    gap: 34px;
  }

  #sec6 .set2 .flex h3 {
    font-size: 25px;
    margin: 7px 0 0;
  }

  #sec6 .set2 .group-img {
    position: absolute;
    right: 0;
    top: 258px;
    width: 420px;
    max-width: calc(50% - 228px);
    margin: 0;
  }

  #sec6 .set2 .group-img .img {
    margin: 0 0 26px;
  }

  #sec6 .set2 .group-img .img2 {
    width: auto;
  }

  #sec6 .set2 .group-txt {
    margin: 73px auto 0;
    width: 994px;
    max-width: 100%;
  }

  #sec6 .set2 .group-txt .txt {
    letter-spacing: 0.17em;
    width: 390px;
  }
}

@media screen and (min-width: 768px) and (max-width: 1300px) {
  #sec6 .set2 .group-txt .txt {
    letter-spacing: 0.1em;
  }
}

@media screen and (min-width: 768px) {
  #sec6 .set2 .group-txt .txt2 {
    margin: 25px 0 0 178px;
    width: 455px;
  }

  #sec6 .set2 .btn-link {
    margin: 80px auto 0;
    width: 454px;
  }

  #sec6 .set2 .btn-link a {
    padding: 15px 0;
  }

  #sec6 .set2 .btn-link a:before {
    right: 30px;
  }
}

.popup-menu .sub-txt {
  margin: 12px 0 40px;
  letter-spacing: 0.17em;
}

.popup-menu h4 {
  background: url("../img/course/s5_bg.png");
  font-size: 16px;
  line-height: 1.5;
  padding: 7.5px 0;
  margin: 0 0 30px;
}

.popup-menu h4~h4 {
  margin-top: 50px;
}

.popup-menu h5 {
  letter-spacing: 0.17em;
  line-height: 1.5;
  margin: 0 0 20px;
}

.popup-menu h5~h5 {
  margin-top: 40px;
}

.popup-menu dl {
  display: flex;
  justify-content: space-between;
  line-height: 1.5625;
  text-align: left;
  padding: 0 0 12px;
  gap: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
}

.popup-menu dl dt span {
  display: inline-block;
}

.popup-menu dl+dl {
  margin-top: 12px;
}

.popup-menu dl dd {
  text-align: right;
  min-width: -moz-max-content;
  min-width: max-content;
  align-self: flex-end;
}

@media screen and (max-width: 767px) {
  .popup-menu .flex .col+.col {
    margin-top: 12px;
  }
}

@media screen and (min-width: 768px) {
  .popup-menu .sub-txt {
    margin: 21px 0 63px;
  }

  .popup-menu .inner {
    width: 1000px;
    margin: 0 auto;
    max-width: 100%;
  }

  .popup-menu h4 {
    font-size: 18px;
    padding: 7.5px 0;
    margin: 0 0 40px;
  }

  .popup-menu h4~h4 {
    margin-top: 74px;
  }

  .popup-menu h5 {
    margin: 0 0 20px;
  }

  .popup-menu h5~h5 {
    margin-top: 50px;
  }

  .popup-menu .flex {
    display: flex;
    justify-content: space-between;
  }

  .popup-menu .flex .col {
    width: 480px;
  }
}

#sec7 {
  padding: 15vw 0;
  background: url("../img/index/s2_bg.png");
  text-align: center;
}

#sec7 h2 {
  font-size: 5vw;
  line-height: 1.5;
  letter-spacing: 0.25em;
  margin: 0 0 8vw;
}

#sec7 .flex .col {
  position: relative;
}

#sec7 .flex .col+.col {
  margin-top: 8vw;
  padding-top: 8vw;
}

#sec7 .flex .col+.col::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 1px;
  background: #fff;
  opacity: 0.25;
}

#sec7 .flex .col h4 {
  background: url("../img/course/s5_bg.png");
  letter-spacing: 0.29em;
  font-size: 16px;
  line-height: 24px;
  padding: 8.5px 0;
  margin: 0 auto 22px;
}

#sec7 .flex .col h4 span {
  font-size: 17px;
}

#sec7 .flex .col .btn-web {
  margin: 0 auto;
}

@media screen and (min-width: 768px) {
  #sec7 {
    padding: 91px 0 93px;
  }

  #sec7 h2 {
    font-size: 25px;
    margin: 0 0 52px;
  }

  #sec7 .flex {
    display: flex;
    justify-content: center;
  }

  #sec7 .flex .col {
    width: 380px;
    position: relative;
  }

  #sec7 .flex .col+.col {
    margin-top: 0;
    padding-top: 0;
  }

  #sec7 .flex .col+.col::before {
    bottom: 0;
    width: 1px;
    right: auto;
    height: auto;
  }

  #sec7 .flex .col h4 {
    width: 294px;
    font-size: 17px;
  }

  #sec7 .flex .col h4 span {
    font-size: 18px;
  }
}