.hikaruko .sec01 {
  text-align: center;
  font-size: 2rem;
  margin: 2% 0 3%;
}
.hikaruko .sec01 h3 {
  font-size: 3rem;
  margin-bottom: 15px;
}
.hikaruko .sec02 {
  text-align: center;
}
.hikaruko .sec02 img {
  width: 800px;
}
.sec03 {
  display: -webkit-flex;
  display: -ms-flex;
  display: flex;
  justify-content: center;
  margin: 3% 0;
}
.circle {
  clip-path: circle(50%);
  height: 23.5vw;
  width: 23.5vw;
  max-width: 500px;
  max-height: 500px;
  min-width: 350px;
  min-height: 350px;
  color: #ffffff;
  font-size: 3rem;
  font-weight: bold;
  display: -webkit-flex;
  display: -ms-flex;
  display: flex;
  -ms-align-items: center;
  align-items: center;
  justify-content: center;
}
.circle.gr {
  background: rgba(112,173,71,0.4);
  margin-right: -1vw;
}
.circle.bl {
  background: rgba(91,155,213,0.4);
  margin-left: -1vw;
}
.sec04 {
  max-width: 1200px;
  margin: 3% auto 0;
}
.sec04 .explanation{
  font-size: 1.8rem;
  margin-bottom: 7%;
  padding: 10px 0 10px 32px;
}
.sec04 .explanation .fz-bld .small_txt {
  display: inline;
}
.sec04 .explanation .fz-bld {
  font-size: 2.5rem;
  font-weight: bold;
  display: block;
  margin-bottom: 20px;
  color: #1f3484;
}
.sec04 .explanation .small_txt {
  display: block;
  font-size: 0.9rem;
  margin-top: 15px;
}
.sec04 .explanation:after {
  content: "";
  width: 135px;
  height: 135px;
  background: #f5ebde;
  display: block;
  position: absolute;
  top: 0;
  z-index: -1;
  left: -60px;
}
.sec04 .explanation,
.sec04 .eft_box{
  position: relative;
}
.sec04 .eft_box:before {
  content: "";
  height: 100%;
  border-left: 1px solid #000000;
  display: block;
  position: absolute;
  top: 20px;
  left: 10px;
}
.sec04 .eft_box:after {
  content: "";
  width: 100%;
  border-bottom: 1px solid #000000;
  display: block;
  position: absolute;
  top: 70px;
  left: -21px;
}
.sec04 .explanation:first-child .small_txt {
  display: inline;
}
@media (max-width: 767px){
  .hikaruko{
    padding: 20px 15px;
  }
  .hikaruko .sec01 h3 {
    font-size: 6vw;
  }
  .hikaruko .sec01,
  .sec04 .explanation{
    font-size: 3.9vw;
  }
  .hikaruko .sec02 img {
    width: 80%;
  }
  .hikaruko .sec02 {
    text-align: center;
    margin: 3rem 0 0;
  }
  .sec03{
    justify-content: center;
    margin: 10% 0;
  }
  .sec03 .circle.bl{
    margin-left: -10px;
  }
  .sec03 .circle.gr {
    margin-right: -10px;
  }
  .sec03 .circle{
    min-height: 45vw;
    min-width: 45vw;
    font-size: 5vw;
  }
  .sec04 .explanation .fz-bld {
    font-size: 5vw;
    margin-bottom: 15px;
  }
  .sec04 .explanation{
    padding: 30px 0 10px 32px;
  }
  .sec04 .eft_box:before{
    top: 30px;
    left: 20px;
    height: 80%;
  }
  .sec04 .eft_box:after{
    left: 0;
    top: 64px;
  }
  .sec04 .explanation:after{
    width: 15vw;
    height: 15vw;
    top: 15%;
    left: 0;
  }
  .sec04 {
    margin: 3% auto 25%;
  }
  .sec04 .explanation .small_txt.mt10{
    display: block;
    margin-top: 10px;
  }
}
#test-hikaruko .mainVisual .mv_txt_box {
    position: absolute;
    font-size: 10rem;
    top: 30rem;
}
#test-hikaruko .mainVisual .mv_txt_box .e_small_txt {
    font-size: 4rem;
}

#test-hikaruko .mainVisual .mv_txt_box .mv_txt {
    font-size: 3rem;
}
#test-hikaruko .mainVisual .mv_txt_box {
    position: absolute;
    font-size: 5.5vw;
    top: 29%;
    left: 12.5%;
    letter-spacing: 0.6vw;
    text-align: center;
    font-weight: bold;
}
#test-hikaruko .mainVisual .mv_txt_box p {
    font-family: serif;
}
#test-hikaruko .mainVisual .mv_txt_box .e_small_txt {
    font-size: 2.9vw;
    letter-spacing: normal;
    display: block;
    margin-top: -0.5vw;
}
#test-hikaruko .mainVisual .mv_txt_box .mv_txt {
    font-size: 2.2vw;
    letter-spacing: 0.1vw;
    font-family: serif;
    font-weight: bold;
    margin-left: 1.5vw;
    display: block;
    margin-top: 1.2vw;
}