.df {
  display: flex;
}

.txt-red {
  color: #831b03;
}

.ttl {
  font-size: 6vw;
  line-height: 1.9;
}
@media only screen and (min-width: 768px) {
  .ttl {
    font-size: 48px;
    line-height: 90px;
    letter-spacing: 4.5px;
  }
}

@media only screen and (min-width: 768px) {
  .df-pc {
    display: flex;
  }
}
#key img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}


#sec1 {
  margin-bottom: 15vw;
  position: relative;
  z-index: 0;
}
#sec1:before, #sec1:after {
  background: url("../img/shared/bg3.jpg") repeat center;
  content: "";
  position: absolute;
  z-index: -1;
  left: 0;
}
#sec1:before {
  top: 50vw;
  width: 100%;
  height: 83vw;
}
#sec1:after {
  top: 120vw;
  width: 65%;
  height: 83vw;
}
#sec1 .sec1-deco {
  margin-top: -1px;
  margin-bottom: 10vw;
  width: 70%;
  line-height: 1;
}
#sec1 .sec1-1 .df {
  position: relative;
  justify-content: space-between;
  align-items: self-end;
  margin-bottom: 10vw;
  margin-top: -10vw;
}
#sec1 h2 {
  line-height: 1.5;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  letter-spacing: 1px;
}
#sec1 h2 p {
  background: url("../img/shared/bg2.jpg") repeat center;
  padding: 4vw 0;
  margin-left: 3vw;
  display: inline-block;
}
#sec1 h2 p:nth-child(1) {
  order: 2;
}
#sec1 .sec1-img1 {
  width: 45%;
  margin-bottom: 10vw;
}
#sec1 .sec1-img2 {
  width: 50%;
}
#sec1 .sec1-txt {
  margin-top: 7vw;
}
#sec1 .sec1-box {
  position: relative;
  border: 1px solid #514c3c;
  box-sizing: border-box;
  padding: 10vw 5% 7vw;
  margin-top: 10vw;
}
#sec1 .sec1-box h3 {
  font-size: 5.5vw;
  background: url("../img/shared/bg.jpg") repeat center;
  position: absolute;
  top: 0;
  left: 7vw;
  transform: translateY(-50%);
  padding: 0 2vw;
}
#sec1 .sec1-box .df {
  justify-content: center;
}
#sec1 .sec1-box ul li {
  background: url("../img/course/check.png") no-repeat center left/18px auto;
  padding-left: 27px;
}
@media only screen and (max-width: 767px) {
  #sec1 .sec1-img2{
    height: 37vw;
  }
  #sec1 .sec1-img2 img{
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
}
@media only screen and (min-width: 768px) {
  #sec1 {
    margin-bottom: 98px;
  }
  #sec1:before {
    top: 364px;
    height: 317px;
  }
  #sec1:after {
    top: 460px;
    width: calc(50% - 165px);
    height: 1044px;
  }
  #sec1 .sec1-deco {
    margin-top: 0;
    margin-bottom: 82px;
    margin-left: calc(50% - 750px);
    width: 751px;
  }
  #sec1 .sec1-1 .df {
    margin-bottom: 70px;
    justify-content: flex-start;
    margin-top: 0;
  }
  #sec1 h2 {
    position: absolute;
    right: 7px;
    top: 0;
    line-height: 57px;
    margin: 0;
  }
  #sec1 h2 p {
    padding: 35px 0;
    margin-left: 34px;
  }
  #sec1 .sec1-img1 {
    width: 500px;
    margin-left: -251px;
    margin-bottom: 88px;
  }
  #sec1 .sec1-img2 {
    width: 500px;
    height: 420px;
    margin-left: 54px;
  }
  #sec1 .sec1-img2 img{
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  #sec1 .sec1-img3 {
    width: 640px;
    height: 420px;
    margin-left: -191px;
  }
  #sec1 .sec1-img3 img{
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  #sec1 .sec1-txt {
    margin: -5px 0 0 53px;
    width: 460px;
  }
  #sec1 .sec1-box {
    margin: 208px auto 0;
    width: 760px;
    padding: 49px 20px 46px;
  }
  #sec1 .sec1-box h3 {
    font-size: 35px;
    left: 75px;
    padding: 0 9px;
    letter-spacing: 1px;
  }
  #sec1 .sec1-box ul li {
    background: url("../img/course/check.png") no-repeat center left/30px auto;
    padding-left: 45px;
    line-height: 48px;
    font-size: 25px;
    letter-spacing: 2.5px;
  }
}
@media only screen and (min-width: 768px) and (max-width: 1060px) {
  #sec1:after {
    height: 960px;
  }
  #sec1 .sec1-img1 img {
    width: 100%;
    height: auto;
  }
  #sec1 .sec1-img2 {
    width: 442px;
  }
  #sec1 .sec1-img1 {
    width: 430px;
    margin-left: -150px;
  }
  #sec1 h2 {
    right: 48px;
  }
}

#sec2 {
  background: url("../img/course/sec2_bg.jpg") no-repeat center bottom/120% auto, url("../img/shared/black_wood.jpg") repeat center;
  color: #fff;
  padding: 12vw 0 15vw;
}
#sec2 h2 {
  text-align: center;
}
#sec2 .wrap {
  z-index: 0;
}
#sec2 .sec2-deco1 {
  position: absolute;
  z-index: -1;
  top: -12vw;
  right: 0;
  width: 40%;
}
#sec2 .sec2-txt1 {
  text-align: center;
  margin: 4vw 0 10vw;
}
#sec2 .sec2-1 {
  margin-bottom: 10vw;
}
#sec2 .sec2-1 .sec2-info {
  margin-top: 10vw;
  padding-left: 5vw;
  border-left: 1px solid #fff;
}
#sec2 .sec2-1 .sec2-info .sec2-price {
  font-size: 6vw;
  line-height: 1.6;
  letter-spacing: 0.1em;
  margin-bottom: 2vw;
}
#sec2 .sec2-1 .sec2-info .sec2-price span {
  font-size: 200%;
  display: inline-block;
  line-height: 1.25;
}
#sec2 .sec2-1 .sec2-txt2 {
  margin-bottom: 5px;
}
#sec2 .sec2-box {
  box-sizing: border-box;
  padding: 10vw 10% 5vw;
  background: rgba(255, 255, 255, 0.3);
  margin-bottom: 17vw;
}
#sec2 .sec2-box h3 {
  text-align: center;
  font-size: 5vw;
  margin-bottom: 8vw;
}
#sec2 .sec2-box dl {
  margin-bottom: 7vw;
}
#sec2 .sec2-2 {
  position: relative;
  z-index: 0;
  color: #101010;
  padding-bottom: 10vw;
  margin-bottom: 10vw;
}
#sec2 .sec2-2:before {
  content: "";
  position: absolute;
  z-index: -1;
  top: 20vw;
  right: 0;
  width: 97%;
  height: calc(100% - 20vw);
  background: url("../img/shared/bg2.jpg") repeat center;
}
#sec2 .sec2-img2 {
  margin-bottom: 2vw;
  position: relative;
}
#sec2 .sec2-img2 .slick-dots {
  bottom: auto;
  top: -6vw;
  left: 0;
  justify-content: flex-start;
}
#sec2 .sec2-img2 .slick-dots li button {
  background-color: #fff;
}
#sec2 .sec2-img2 .slick-dots li.slick-active button {
  background-color: #831b03;
}
#sec2 .sec2-txt4 {
  padding: 0 5vw;
}
#sec2 .sec2-deco2 {
  position: absolute;
  bottom: -21vw;
  right: 0;
  width: 50%;
}
#sec2 .sec2-3 .sec2-price {
  margin: 10vw 0 5vw;
  padding: 5vw 0 5vw 5vw;
  border-left: 1px solid #fff;
  font-size: 6vw;
  line-height: 1.6;
  letter-spacing: 0.1em;
}
#sec2 .sec2-3 .sec2-price span {
  font-size: 133%;
  display: inline-block;
  line-height: 1.2;
}
#sec2 .sec2-3 .sec2-txt5 {
  margin-bottom: 8vw;
}
@media only screen and (min-width: 768px) {
  #sec2 {
    background: url("../img/course/sec2_bg_pc.jpg") repeat-x center bottom, url("../img/shared/black_wood.jpg") repeat center;
    color: #fff;
    padding: 129px 0 204px;
  }
  #sec2 .sec2-deco1 {
    top: -129px;
    right: auto;
    left: calc(50% + 242px);
    width: 505px;
  }
  #sec2 .sec2-txt1 {
    margin: 20px 0 53px;
  }
  #sec2 .sec2-img1 {
    order: 2;
    margin-right: -120px;
  }
  #sec2 .sec2-1 {
    margin-bottom: 45px;
    justify-content: space-between;
    align-items: flex-start;
  }
  #sec2 .sec2-1 .sec2-info {
    margin-top: 0;
    padding: 13px 0 0 35px;
    margin-left: 36px;
  }
  #sec2 .sec2-1 .sec2-info .sec2-price {
    font-size: 30px;
    line-height: 48px;
    letter-spacing: 3px;
    margin-bottom: 6px;
  }
  #sec2 .sec2-1 .sec2-info .sec2-price span {
    line-height: 75px;
    letter-spacing: 5.5px;
  }
  #sec2 .sec2-1 .sec2-txt2 {
    margin-bottom: 8px;
  }
  #sec2 .sec2-box {
    margin: 0 auto 54px;
    padding: 32px 30px 48px;
    max-width: 700px;
  }
  #sec2 .sec2-box .df-pc {
    justify-content: space-between;
    margin: 0 auto;
    max-width: 617px;
  }
  #sec2 .sec2-box h3 {
    font-size: 20px;
    margin-bottom: 25px;
  }
  #sec2 .sec2-box .col {
    width: 44%;
  }
  #sec2 .sec2-box dl {
    margin-bottom: 36px;
  }
  #sec2 .sec2-box dl:last-child {
    margin-bottom: 0;
  }
  #sec2 .sec2-2 {
    padding-bottom: 14px;
    margin-bottom: 100px;
  }
  #sec2 .sec2-2:before {
    top: 0;
    right: 0;
    width: calc(50% + 160px);
    height: 100%;
  }
  #sec2 .sec2-2 .wrap {
    align-items: flex-start;
    justify-content: flex-start;
    max-width: 1235px;
    width: 100%;
    padding-top: 90px;
  }
  #sec2 .sec2-img2 {
    width: 53%;
    margin-right: 57px;
  }
  #sec2 .sec2-img2 .slick-dots {
    top: -40px;
    left: 0;
  }
  #sec2 .sec2-img2 .slick-dots li {
    margin: 0 5px;
    width: 20px;
    height: 20px;
  }
  #sec2 .sec2-img2 .slick-dots li button {
    width: 20px;
    height: 20px;
  }
  #sec2 .sec2-txt4 {
    padding: 0;
    width: 355px;
    margin-top: -5px;
  }
  #sec2 .sec2-deco2 {
    bottom: 0;
    right: auto;
    left: calc(50% + 90px);
    width: 592px;
  }
  #sec2 .sec2-3 .sec2-img3 {
    order: 2;
    width: 700px;
    margin-right: -217px;
  }
  #sec2 .sec2-3 .sec2-info {
    margin-right: 45px;
    width: 480px;
  }
  #sec2 .sec2-3 .sec2-price {
    margin: 0 0 25px 36px;
    padding: 20px 0 20px 35px;
    font-size: 30px;
    line-height: 55px;
    letter-spacing: 3px;
  }
  #sec2 .sec2-3 .sec2-price span {
    font-size: 40px;
    line-height: 48px;
  }
  #sec2 .sec2-3 .sec2-txt5 {
    margin-bottom: 0;
    margin-left: 65px;
  }
  #sec2 .sec2-3 .sec2-box {
    margin: 31px 0 0 50px;
    padding: 20px 10px 41px;
    width: 420px;
  }
  #sec2 .sec2-3 .sec2-box h3 {
    margin-bottom: 15px;
  }
  #sec2 .sec2-3 .sec2-box .df-pc {
    margin-left: 30px;
  }
  #sec2 .sec2-3 .sec2-box .col:last-child {
    width: 62%;
  }
}

#sec3 {
  background: url("../img/shared/bg2.jpg") repeat center;
  margin-bottom: 10vw;
  padding: 10vw 2%;
}
#sec3 h2 {
  text-align: center;
  border-bottom: 1px solid #000;
  padding-bottom: 4vw;
  margin-bottom: 6vw;
}
#sec3 .sec3-txt1 p {
  margin-bottom: 5vw;
}
#sec3 .sec3-contact {
  margin: 8vw auto 0;
  width: 80%;
}
#sec3 .sec3-contact .tel {
  text-align: center;
  border: 1px solid #000;
  margin-bottom: 5vw;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 50px;
}
#sec3 .sec3-contact .tel span {
  font-size: 21px;
}
#sec3 .sec3-box {
  background-color: #fff;
  padding: 7vw 5%;
  margin-top: 10vw;
}
@media only screen and (min-width: 768px) {
  #sec3 {
    padding: 51px 40px 51px;
    margin-bottom: 79px;
  }
  #sec3 .wrap {
    width: 640px;
  }
  #sec3 h2 {
    padding-bottom: 9px;
    margin-bottom: 33px;
  }
  #sec3 .sec3-txt1 {
    margin-left: 13px;
  }
  #sec3 .sec3-txt1 p {
    margin-bottom: 36px;
  }
  #sec3 .sec3-contact {
    margin: 41px auto 0;
    width: 310px;
  }
  #sec3 .sec3-contact .tel {
    margin-bottom: 23px;
    height: 61px;
    font-size: 18px;
    padding-top: 8px;
  }
  #sec3 .sec3-contact .tel span {
    font-size: 28px;
    display: inline-block;
    margin-bottom: 8px;
  }
  #sec3 .sec3-box {
    padding: 28px 60px 45px;
    margin: 39px auto 0;
    max-width: 550px;
  }
}

#sec4 {
  position: relative;
  z-index: 0;
  padding-bottom: 20vw;
}
#sec4:before {
  content: "";
  position: absolute;
  z-index: -1;
  top: 0;
  right: 0;
  width: 20%;
  height: 100%;
  background: url("../img/shared/bg3.jpg") repeat center;
}
#sec4 .sec4-top {
  position: relative;
}
#sec4 h2 {
  position: absolute;
  z-index: 1;
  color: #fff;
  right: 10%;
  top: 11vw;
}
#sec4 h2 p:nth-child(1) {
  font-size: 6vw;
  line-height: 1.7;
  letter-spacing: 0.1em;
}
#sec4 h2 p:nth-child(2) {
  writing-mode: vertical-lr;
  letter-spacing: 0.2em;
  margin-left: 1vw;
}
#sec4 .sec4-img1 img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}
#sec4 .wrap {
  z-index: 0;
  padding-top: 2px;
}
#sec4 .sec4-bg {
  position: absolute;
  z-index: -1;
  top: 0;
  width: 50%;
  left: -10%;
}
#sec4 .sec4-box {
  background: url("../img/shared/bg2.jpg") repeat center;
  box-sizing: border-box;
  position: relative;
  z-index: 1;
  padding: 8vw 8%;
}
#sec4 .sec4-img2 {
  margin: 10vw 0;
}
#sec4 .sec4-map {
  background-color: #fff;
  padding: 10vw 4%;
}
#sec4 .sec4-img3 {
  margin: 15vw 0 6vw;
}
#sec4 .sec4-info h3 {
  font-size: 6vw;
  line-height: 1.7;
  letter-spacing: 0.1em;
}
#sec4 .sec4-info .sec4-txt {
  margin: 6vw 0 8vw;
}
#sec4 .btn-cus {
  margin: 0 auto;
  width: 75%;
}
@media only screen and (max-width: 767px) {
  #sec4 .sec4-img1 {
    margin: 0 -41vw;
  }
}
@media only screen and (min-width: 768px) {
  #sec4 {
    padding-bottom: 216px;
  }
  #sec4:before {
    width: calc(50% - 504px);
  }
  #sec4 h2 {
    right: calc(50% - 510px);
    top: 206px;
  }
  #sec4 h2 p:nth-child(1) {
    font-size: 36px;
    line-height: 60px;
    letter-spacing: 3.5px;
  }
  #sec4 h2 p:nth-child(2) {
    letter-spacing: 3px;
    margin-left: 5px;
    font-size: 14px;
  }
  #sec4 .sec4-img1 {
    width: 100%;
    height: 800px;
  }
  #sec4 .wrap {
    z-index: 0;
    padding-top: 113px;
  }
  #sec4 .sec4-bg {
    width: 502px;
    left: -500px;
  }
  #sec4 .sec4-box {
    width: 700px;
    padding: 45px 102px 63px 101px;
    margin: 0;
    position: absolute;
    top: -102px;
    left: -43px;
    z-index: 1;
  }
  #sec4 .sec4-img2 {
    margin: 0 0 95px 137px;
  }
  #sec4 .sec4-map {
    width: 900px;
    padding: 80px 35px;
    margin-left: 53px;
    margin-bottom: 88px;
  }
  #sec4 .sec4-img3 {
    margin: 0 0 0 -250px;
    width: 720px;
  }
  #sec4 .sec4-info {
    width: 410px;
    margin-left: 77px;
    margin-top: -13px;
  }
  #sec4 .sec4-info h3 {
    font-size: 36px;
    line-height: 60px;
    letter-spacing: 3px;
  }
  #sec4 .sec4-info .sec4-txt {
    margin: 15px 0 21px;
  }
  #sec4 .btn-cus {
    margin: 0 auto;
    width: 310px;
  }
}
@media only screen and (min-width: 768px) and (max-width: 1100px) {
  #sec4 h2 {
    right: calc(50% - 470px);
  }
}/*# sourceMappingURL=course.css.map */