#key img {
  -o-object-position: 4%;
     object-position: 4%;
}

#sec1 .wrap {
  padding-top: 12vw;
  padding-bottom: 13.33vw;
}

#sec1 .wrap:before {
  content: "";
  position: absolute;
  top: 0;
  left: 15%;
  right: 60%;
  bottom: 0;
  background-image: url(../img/course/s1_deco1.png);
  background-position: right top;
  background-repeat: no-repeat;
  background-size: 100% auto;
}

#sec1 .wrap:after {
  content: "";
  position: absolute;
  top: 60vw;
  left: 55%;
  right: 5%;
  bottom: 0;
  background-image: url(../img/course/s1_deco2.png);
  background-position: right top;
  background-repeat: no-repeat;
  background-size: 100% auto;
}

#sec1 h2 {
  width: 32.66%;
  margin: 0 auto;
}

#sec1 .txt {
  margin: 6.66vw 0;
}

@media only screen and (min-width: 768px) {
  #sec1 .wrap {
    padding-top: 74px;
    padding-bottom: 92px;
  }
  #sec1 .wrap:before {
    top: -40px;
    left: auto;
    right: 262px;
    width: 155px;
    height: 165px;
  }
  #sec1 .wrap:after {
    top: 320px;
    left: auto;
    right: -119px;
    width: 268px;
    height: 276px;
  }
  #sec1 .inner {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: reverse;
        -ms-flex-direction: row-reverse;
            flex-direction: row-reverse;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
  }
  #sec1 .col-txt {
    width: 450px;
  }
  #sec1 h2 {
    width: auto;
    margin: 0 0 0 137px;
  }
  #sec1 .txt {
    margin: 42px 0 0 0;
  }
  #sec1 .s1-img {
    width: 700px;
    margin: 67px 0 0 -150px;
  }
}

#sec2 {
  background-image: url(../img/shared/bg3.jpg);
  background-position: center top;
  background-repeat: repeat;
  position: relative;
  padding: 10.66vw 0 40vw;
}

#sec2:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url(../img/course/s2_bg_sp.png);
  background-position: center bottom;
  background-repeat: no-repeat;
  background-size: 100% auto;
}

#sec2 .txt {
  margin: 4vw 0 0 0;
}

#sec2 .txt li + li {
  margin-top: 4vw;
}

@media only screen and (min-width: 768px) {
  #sec2 {
    padding: 91px 0 94px;
  }
  #sec2:before {
    background-image: url(../img/course/s2_bg.png);
    background-size: cover;
  }
  #sec2 .ttl-line {
    width: 300px;
    float: left;
    margin-top: 10px;
  }
  #sec2 .txt {
    width: 650px;
    float: right;
    margin: 0 0 0 0;
  }
  #sec2 .txt li + li {
    margin-top: 32px;
  }
}

#sec3 .wrap {
  padding-top: 13.33vw;
  padding-bottom: 16vw;
}

#sec3 .wrap:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 45%;
  bottom: 0;
  background-image: url(../img/course/s3_deco7.png);
  background-position: center bottom;
  background-repeat: no-repeat;
  background-size: 100% auto;
  z-index: -1;
}

#sec3 .wrap:after {
  content: "";
  position: absolute;
  top: 0;
  left: -10%;
  right: -10%;
  bottom: -10vw;
  background-image: url(../img/course/s3_deco8.png);
  background-position: center bottom;
  background-repeat: no-repeat;
  background-size: 100% auto;
  z-index: -2;
}

#sec3 [class^="row"] {
  position: relative;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

#sec3 [class^="row"] [class^="col"] {
  position: relative;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

#sec3 .price-global {
  margin-top: 4vw;
}

#sec3 .txt {
  text-align: left;
  margin-top: 4vw;
}

#sec3 .catch {
  background: rgba(255, 255, 255, 0.8);
  color: #000;
  font-size: 5.33vw;
  font-weight: 500;
  line-height: 1.28;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  padding: 5.33vw 3%;
  white-space: nowrap;
  z-index: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

#sec3 .row1:before {
  content: "";
  position: absolute;
  top: -20vw;
  left: -10%;
  right: 60%;
  bottom: 0;
  background-image: url(../img/course/s3_deco1.png);
  background-position: center top;
  background-repeat: no-repeat;
  background-size: 100% auto;
  z-index: -1;
}

#sec3 .row1:after {
  content: "";
  position: absolute;
  top: 20vw;
  left: 73%;
  right: 0;
  bottom: 0;
  background-image: url(../img/course/s3_deco2.png);
  background-position: center top;
  background-repeat: no-repeat;
  background-size: 100% auto;
  z-index: -1;
}

#sec3 .row1 h2 {
  margin: 0 10%;
}

#sec3 .row2 {
  margin: 6.66vw 0 0 0;
}

#sec3 .row2 .catch {
  position: absolute;
  top: 50%;
  right: 5%;
  -webkit-transform: translateY(-50%);
          transform: translateY(-50%);
}

#sec3 .row3 {
  margin: 6vw 0 6.66vw;
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: flex-start;
}

#sec3 .row3:before {
  content: "";
  position: absolute;
  top: 0;
  left: 75%;
  right: -10%;
  bottom: 0;
  background-image: url(../img/course/s3_deco3.png);
  background-position: center bottom;
  background-repeat: no-repeat;
  background-size: 100% auto;
  z-index: -1;
}

#sec3 .row3 [class^="col"] + [class^="col"] {
  margin-top: 6vw;
}

#sec3 .row3 [class^="row3-img"] {
  width: 75%;
}

#sec3 .row3 .catch {
  margin: 0 auto;
}

#sec3 .row4 .catch {
  position: absolute;
  top: 50%;
  left: 4%;
  -webkit-transform: translateY(-50%);
          transform: translateY(-50%);
}

#sec3 .row4 .bgsec-parallax {
  margin: 0 -4.5%;
  height: 66.66vw;
}

#sec3 .row5 {
  margin: 6.66vw 0;
}

#sec3 .row5:before {
  content: "";
  position: absolute;
  top: 5vw;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url(../img/course/s3_deco4.png);
  background-position: center top;
  background-repeat: no-repeat;
  background-size: 100% auto;
}

#sec3 .row5 .col-l {
  margin: 0 25% 0 8%;
  z-index: 1;
}

#sec3 .row5 .col-l .catch {
  position: absolute;
  top: 0;
  right: -4%;
}

#sec3 .row5 .col-r {
  margin-top: -18vw;
}

#sec3 .row5 .col-r .row5-img {
  width: 75%;
}

#sec3 .row5 .col-r .catch {
  margin: 0 auto;
}

#sec3 .row6:before {
  content: "";
  position: absolute;
  top: 55vw;
  left: 80%;
  right: -3%;
  bottom: 0;
  background-image: url(../img/course/s3_deco5.png);
  background-position: center top;
  background-repeat: no-repeat;
  background-size: 100% auto;
}

#sec3 .row6:after {
  content: "";
  position: absolute;
  top: 0;
  left: 75%;
  right: -10%;
  bottom: -10vw;
  background-image: url(../img/course/s3_deco6.png);
  background-position: center bottom;
  background-repeat: no-repeat;
  background-size: 100% auto;
  z-index: -1;
}

#sec3 .row6 .col-l {
  margin: 0 -4.5%;
}

#sec3 .row6 .col-l .catch {
  position: absolute;
  top: 12vw;
  right: 4%;
}

#sec3 .row6 .col-r {
  margin: 6.66vw 0 0 0;
}

#sec3 .row6 .col-r .row6-img {
  width: 75%;
}

#sec3 .row6 .col-r .catch {
  margin: 0 auto;
}

#sec3 h3 {
  font-size: 6vw;
  letter-spacing: 0.1em;
  line-height: 1.06;
  font-weight: 500;
  text-align: center;
  margin: 9.33vw 0 0;
}

@media only screen and (min-width: 768px) {
  #sec3 .wrap {
    padding-top: 98px;
    padding-bottom: 100px;
  }
  #sec3 .wrap:before {
    top: auto;
    left: -200px;
    right: auto;
    bottom: 0;
    width: 499px;
    height: 352px;
  }
  #sec3 .wrap:after {
    top: auto;
    left: -252px;
    right: auto;
    bottom: -169px;
    width: 1000px;
    height: 1000px;
  }
  #sec3 .price-global {
    margin-top: 29px;
  }
  #sec3 .txt {
    text-align: center;
    margin-top: 22px;
  }
  #sec3 .catch {
    font-size: 25px;
    padding: 39.5px 15.5px;
  }
  #sec3 .row1:before {
    top: -117px;
    left: -10px;
    right: auto;
    width: 318px;
    height: 252px;
  }
  #sec3 .row1:after {
    top: 76px;
    left: auto;
    right: 125px;
    bottom: auto;
    width: 190px;
    height: 212px;
  }
  #sec3 .row2 {
    margin: 50px 117px 0 50px;
  }
  #sec3 .row2 .catch {
    position: static;
    -webkit-transform: none;
            transform: none;
  }
  #sec3 .row2 .row2-img {
    width: 690px;
  }
  #sec3 .row3 {
    margin: 92px 0 -20px;
  }
  #sec3 .row3:before {
    top: -53px;
    left: auto;
    right: 83px;
    width: 294px;
    height: 202px;
  }
  #sec3 .row3 .catch {
    position: absolute;
    top: -51px;
    left: 0;
    right: 0;
    width: 63px;
  }
  #sec3 .row3 [class^="col"] {
    width: 480px;
  }
  #sec3 .row3 [class^="col"] + [class^="col"] {
    margin-top: 120px;
  }
  #sec3 .row3 [class^="row3-img"] {
    width: auto;
  }
  #sec3 .row3 .col-l {
    margin-left: 20px;
    width: 480px;
  }
  #sec3 .row4 .catch {
    left: 50px;
  }
  #sec3 .row4 .bgsec-parallax {
    margin: 0 -100px;
    height: 450px;
  }
  #sec3 .row5 {
    margin: 83px 20px 40px 40px;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
  }
  #sec3 .row5:before {
    top: -33px;
    left: -140px;
    width: 555px;
    height: 458px;
  }
  #sec3 .row5 [class^="col"] + [class^="col"] {
    margin-top: 48px;
  }
  #sec3 .row5 .col-l {
    margin: 0;
    width: 415px;
  }
  #sec3 .row5 .col-l .catch {
    top: -33px;
    left: 80px;
    right: auto;
  }
  #sec3 .row5 .col-r {
    width: 480px;
  }
  #sec3 .row5 .col-r .catch {
    position: absolute;
    top: -51px;
    left: 0;
    right: 0;
    width: 63px;
  }
  #sec3 .row5 .col-r .row5-img {
    width: auto;
  }
  #sec3 .row6 {
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
  }
  #sec3 .row6:before {
    top: 27px;
    left: auto;
    right: 44px;
    width: 172px;
    height: 204px;
  }
  #sec3 .row6:after {
    top: auto;
    left: auto;
    right: 384px;
    bottom: -77px;
    width: 242px;
    height: 211px;
  }
  #sec3 .row6 .col-l {
    width: 750px;
    margin: 0 0 0 -50px;
  }
  #sec3 .row6 .col-l .catch {
    top: -91px;
    right: 249px;
  }
  #sec3 .row6 .col-r {
    margin: 211px -50px 0 -130px;
    width: 480px;
  }
  #sec3 .row6 .col-r .catch {
    position: absolute;
    top: -51px;
    left: 0;
    right: 0;
    width: 63px;
  }
  #sec3 .row6 .col-r .row6-img {
    width: auto;
  }
  #sec3 h3 {
    font-size: 30px;
    text-align: left;
    position: absolute;
    bottom: 193px;
    left: 190px;
    margin: 0;
  }
}

#sec4 {
  margin-bottom: 10.66vw;
}

#sec4 .s4-slider {
  margin: 0 -4.5%;
}

#sec4 .slick-slide {
  margin: 0 5px;
}

#sec4 .slick-dots {
  margin-top: 5vw;
}

#sec4 .slick-dots button {
  background: #000;
}

#sec4 .slick-dots .slick-active button {
  background: #afa99c;
}

#sec4 .box {
  padding: 10.66vw 0;
  text-align: center;
  position: relative;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}

#sec4 .box:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: -100%;
  border-top: 5px solid #333;
  background: url(../img/course/s4_bg.jpg), url(../img/shared/bg1.jpg);
  background-position: center top;
  background-repeat: repeat-x, repeat;
  z-index: -1;
}

#sec4 [class^="col"] {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}

#sec4 .price-global{
  margin-top: 4vw;
}

#sec4 h3 {
  font-weight: bold;
  border-bottom: 1px solid;
  padding-bottom: 4vw;
}

#sec4 .col-r {
  margin: 6.66vw 5% 0;
}

#sec4 .list {
  margin-top: 4vw;
}

#sec4 .note {
  position: relative;
  margin-top: 5.33vw;
}

#sec4 .note:before {
  content: "";
  position: absolute;
  top: -19px;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url(../img/shared/bgbody.jpg);
  background-position: center top;
  background-repeat: repeat;
  z-index: -1;
}

@media only screen and (min-width: 768px) {
  #sec4 {
    margin-bottom: 92px;
  }
  #sec4 .s4-slider {
    margin: 0;
  }
  #sec4 .box {
    margin: 0 -200px;
    padding: 66px 200px 75px;
    overflow: hidden;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
  }
  #sec4 .box + .box {
    margin-top: 31px;
  }
  #sec4 [class^="col"] {
    width: 500px;
  }
  #sec4 .col-l {
    padding: 0 30px;
  }
  #sec4 .col-r {
    text-align: left;
    margin: 27px 0 0 0;
  }
  #sec4 .price-global {
    margin-top: 21px;
  }
  #sec4 h3 {
    padding-bottom: 18px;
  }
  #sec4 .list {
    margin-top: 21px;
  }
  #sec4 .list ul {
    width: 231px;
  }
  #sec4 .note {
    text-align: center;
    margin-top: 11px;
  }
  #sec4 .note:before {
    top: -31px;
  }
}

#sec5 {
  position: relative;
  padding-bottom: 13.33vw;
}

#sec5:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url(../img/shared/bg3.jpg);
  background-position: center top;
  background-repeat: repeat;
  z-index: -1;
}

#sec5 .s5-img {
  margin: 0 -34%;
}

#sec5 .inner1 {
  position: relative;
  z-index: 1;
  position: relative;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  margin: -13.33vw 0 0 0;
  padding: 9.33vw 6%;
}

#sec5 .inner1:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url(../img/shared/bg.jpg);
  background-position: center top;
  background-repeat: no-repeat;
  opacity: 0.8;
  z-index: -1;
  -webkit-box-shadow: 0px 0px 18px 0px rgba(0, 0, 0, 0.11);
          box-shadow: 0px 0px 18px 0px rgba(0, 0, 0, 0.11);
}

#sec5 .box {
  position: relative;
  z-index: 1;
}

#sec5 .box:before {
  content: "";
  position: absolute;
  top: 0;
  left: 80%;
  right: -13%;
  bottom: -35vw;
  background-image: url(../img/course/s5_deco2.png);
  background-position: right bottom;
  background-repeat: no-repeat;
  background-size: 100% auto;
  z-index: -1;
}

#sec5 .box:after {
  content: "";
  position: absolute;
  top: 0;
  left: -10%;
  right: 94%;
  bottom: 0;
  background-image: url(../img/course/s5_deco1.png);
  background-position: left bottom;
  background-repeat: no-repeat;
  background-size: 100% auto;
  z-index: -1;
}

#sec5 h2 {
  width: 30px;
}

#sec5 .txt {
  width: calc(100% - 30px - 6%);
  margin-left: 6%;
}

#sec5 .inner2 {
  margin-top: 8vw;
}

#sec5 .col-txt dd {
  margin-top: 4vw;
}

#sec5 .s5-img2 {
  margin-top: 5.33vw;
}

@media only screen and (min-width: 768px) {
  #sec5 {
    padding-bottom: 99px;
    margin-bottom: 50px;
  }
  #sec5:before {
    top: 250px;
  }
  #sec5 .s5-img {
    margin: 0 0 0 auto;
    height: 500px;
    width: calc(50% + 500px);
  }
  #sec5 .inner1 {
    width: 800px;
    margin: -120px 0 0 50px;
    padding: 54px 79px 63px 94px;
  }
  #sec5 .box:before {
    top: auto;
    left: auto;
    right: -210px;
    bottom: -130px;
    width: 209px;
    height: 264px;
  }
  #sec5 .box:after {
    top: auto;
    left: -144px;
    bottom: -24px;
    width: 114px;
    height: 144px;
  }
  #sec5 h2 {
    width: 49px;
  }
  #sec5 .txt {
    width: 514px;
    margin: 28px 0 0 64px;
  }
  #sec5 .inner2 {
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: reverse;
        -ms-flex-direction: row-reverse;
            flex-direction: row-reverse;
    margin-top: 50px;
  }
  #sec5 .s5-img2 {
    width: 709px;
    margin: 0 0 0 -50px;
  }
  #sec5 .col-txt {
    width: 300px;
    margin-top: 40px;
  }
  #sec5 .col-txt dd {
    margin-top: 20px;
  }
}