#key {
  background-image: url(../img/shop/kv.jpg);
  background-position: left 29% bottom;
  height: 70vh;
  /*height: calc(100 * var(--vh));*/
}
@media screen and (min-width: 768px) {
  #key{
    height: 100vh;
  }
}

#key .btn-eff {
	bottom: -520px;
}
@media screen and (min-width: 768px) {
#key .btn-eff {
	bottom: 30px;
	}
}





#sec1 {
  padding: 35vw 0px;
  background-image: url(../img/shop/s1_bg.jpg);
  background-position: center bottom;
  background-repeat: no-repeat;
  background-size: 100% auto;
}

#sec1 hgroup {
  letter-spacing: 0.1em;
  position: relative;
  z-index: 1;
}

#sec1 h2 {
  font-size: 8vw;
  margin: 0px auto;
  letter-spacing: 0.1em;
}

#sec1 h3 {
  font-size: 6vw;
  color: #838383;
  margin-top: 7vw;
}

#sec1 .s1-img {
  margin-top: 12vw;
}

#sec1 .s1-img li + li {
  margin: 0px 0px 0px 2vw;
}

#sec1 .txt {
  margin-top: 12vw;
}

#sec1 .txt li + li {
  margin-top: 5vw;
}

@media screen and (min-width: 768px) {
  #sec1 {
    padding: 294px 0px 375px;
  }
  #sec1 h2 {
    font-size: 40px;
    padding-top: 56px;
	  padding-left: 457px;
  }
  #sec1 h3 {
    font-size: 26px;
    margin-top: 50px;
  }
  #sec1 .s1-img {
    position: absolute;
    top: 0;
    left: -250px;
    right: -250px;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    margin-top: 0px;
  }
  #sec1 .txt1 {
    margin-top: 106px;
  }
  #sec1 .txt2 {
    margin: 36px 0px 0px 0px;
  }
}

#sec2 {
  padding: 32vw 0px 24vw;
  background-image: url(../img/shop/s2_bg.jpg);
  background-position: center top;
  background-repeat: no-repeat;
  background-size: 180% auto;
}

#sec2 .btn-eff {
  margin-left: auto;
  margin-right: auto;
  margin-top: 10vw;
}

@media screen and (min-width: 768px) {
  #sec2 {
    padding: 243px 0px 179px;
    background-size: auto;
  }
  #sec2 h2 {
    margin: 0px 0px 0px 240px;
  }
  #sec2 .txt {
    font-size: 20px;
    line-height: 2.25;
    width: 315px;
    margin: 131px 0px 0px -75px;
    position: relative;
    z-index: 1;
    text-align: left;
  }
  #sec2 .btn-eff {
    margin-top: 80px;
  }
}

#sec3 {
  margin-bottom: 4vw;
  padding: 25vw 0px 40vw;
  position: relative;
}

#sec3:before {
  content: "";
  position: absolute;
  top: 0px;
  left: 0px;
  right: 0px;
  background-image: url(../img/shop/s3_bg.jpg);
  background-position: center top;
  background-repeat: repeat;
  z-index: -1;
  height: 45vw;
}

#sec3:after {
  content: "";
  position: absolute;
  left: 0px;
  right: 0px;
  bottom: 0px;
  background-image: url(../img/shop/s3_bg2.jpg);
  background-position: center top;
  background-repeat: repeat;
  z-index: -1;
  height: 30vw;
}

#sec3 h2 {
  font-size: 7vw;
  letter-spacing: 0.1em;
  margin: 0px auto;
}

#sec3 .inner {
  margin-top: 10vw;
}

#sec3 .step + .step {
  margin-top: 5vw;
}

#sec3 .ttl-step {
  -webkit-box-align: end;
      -ms-flex-align: end;
          align-items: flex-end;
}

#sec3 .ttl-step dt {
  color: #838383;
  font-size: 5.5vw;
  width: 25%;
}

#sec3 .ttl-step dd {
  color: #b19875;
  font-size: 4.5vw;
}

#sec3 .txt {
  padding: 5vw 0px 5vw 15%;
  margin: 2vw 0px 0px 9%;
  border-left: 1px solid #fff;
}

#sec3 .txt .list-txt li + li {
  margin-top: 4vw;
}

#sec3 .btn-eff {
  margin: 4vw 0px 0px;
}

@media screen and (min-width: 768px) {
  #sec3 {
    margin-bottom: 31px;
    padding: 255px 0px 288px;
  }
  #sec3:before {
    height: 400px;
  }
  #sec3:after {
    height: 200px;
  }
  #sec3 h2 {
    font-size: 30px;
    float: left;
    margin: 83px 0px 0px 225px;
  }
  #sec3 .inner {
    width: 553px;
    margin-top: 0px;
    float: right;
  }
  #sec3 .txt {
    margin: 10px 0px 0px 39px;
    padding: 27px 0px 93px 75px;
    line-height: 1.875;
  }
  #sec3 .txt .list-txt li + li {
    margin: 55px 0px 0px 25px;
  }
  #sec3 .ttl-step dt {
    font-size: 25px;
    width: 115px;
  }
  #sec3 .ttl-step dd {
    font-size: 18px;
  }
  #sec3 .step + .step {
    margin-top: 30px;
  }
  #sec3 .btn-eff {
    margin-top: 60px;
  }
}