.sp_only {
  display: none;
}
.main-area_underson.story {
  padding: 0;
  letter-spacing: 0.16em;
  font-feature-settings: "palt";
  margin-top: 2rem;
  max-width: 120rem;
}
.main-area_underson.story .story_inner {
  width: 120rem;
  max-width: 120rem;
  margin: auto;
}
.main-area_underson.story img {
  width: 100%;
}
.main-area_underson.story .concept_wrap {
  display: flex;
  margin-top: 8rem;
}
.main-area_underson.story .concept_wrap .concept_image {
  width: 36rem;
  margin-left: 2.5rem;
}
.main-area_underson.story .concept_wrap .concept_detail {
  margin-left: 7rem;
}
.main-area_underson.story .concept_wrap .concept_textimg {
  margin: 2rem 0 6rem;
}
.main-area_underson.story p {
  font-size: 1.4rem;
  line-height: 2.25;
}
.main-area_underson.story p.mt48 {
  margin-top: 4.8rem;
}
.main-area_underson.story p.mt34 {
  margin-top: 3.4rem;
}
.main-area_underson.story .material_wrap {
  display: flex;
  justify-content: flex-end;
  margin-top: 12rem;
}
.main-area_underson.story .material_wrap .material_image {
  width: 36rem;
  margin-right: 2.5rem;
}
.main-area_underson.story .material_wrap .material_detail {
  margin-right: 7rem;
}
.main-area_underson.story .material_wrap .material_textimg {
  text-align: right;
  margin: 5rem 0 3rem;
}
.main-area_underson.story .material_wrap .material_text {
  text-align: right;
}
.main-area_underson.story .washi_logo {
  display: inline-block;
  width: 11rem;
  height: 1.5rem;
  vertical-align: text-bottom;
  margin: 0 0.8rem;
}
.main-area_underson.story .concept_ttl_btm_txt.fast {
  font-size: 2.8rem;
}
.main-area_underson.story .concept_ttl_btm_txt {
  font-size: 2rem;
  line-height: 2.1;
}
.main-area_underson.story .concept_ttl_btm_txt .washi_logo--ttl {
  display: inline-block;
  width: 25rem;
  margin-top: 3rem;
}
.main-area_underson.story .comparison {
  margin: 14.5rem auto 0;
  text-align: center;
}
.main-area_underson.story .comparison h3 img {
  width: 16.5rem;
  height: 2.2rem;
  margin: auto;
}
.main-area_underson.story .comparison h3 .ttl {
  font-family: trajan-sans-pro, sans-serif;
  font-size: 2.2rem;
  letter-spacing: 0.05em;
  font-weight: normal;
}
.main-area_underson.story .comparison h3 .sub_ttl {
  font-size: 1.6rem;
  display: block;
  margin-top: 4rem;
  letter-spacing: 0.1em;
}
.main-area_underson.story .comparison .txt {
  letter-spacing: 0.15em;
  margin-top: 0.5rem;
}
.main-area_underson.story .comparison .icon_area {
  border-top: 1px solid #000000;
  border-bottom: 1px solid #000000;
  width: 70rem;
  margin: 3.5rem auto 7rem;
  padding: 3.5rem 0 1rem;
}
.main-area_underson.story .comparison ul {
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  height: 21.2rem;
  align-items: center;
  width: 70rem;
  margin: auto;
}
.main-area_underson.story .comparison li {
  display: flex;
  align-items: center;
  width: 15rem;
  margin: 0.8rem 0;
  font-family: "游ゴシック体", YuGothic, "游ゴシック Medium", "Yu Gothic", "メイリオ", sans-serif;
}
.main-area_underson.story .comparison li .icon_img {
  width: 3.7rem;
  height: 3.7rem;
  display: block;
  margin-right: 1.5rem;
}
.main-area_underson.story .icon_area > p {
  font-size: 1rem;
  text-align: right;
  margin-top: 3rem;
  font-family: "游ゴシック体", YuGothic, "游ゴシック Medium", "Yu Gothic", "メイリオ", sans-serif;
}

ruby rt {
  font-size: 1rem;
}
@media only screen and (max-width: 1400px) and (min-width: 768px) {
  html {
    font-size: calc(10 * (100vw / 1200));
  }
}

@media screen and (max-width: 768px) {
  .pc_only {
    display: none;
  }
  .sp_only {
    display: block;
  }

  ruby rt {
    font-size: calc(16 * (100vw / 750));
  }

  .main-area_underson.story {
    letter-spacing: 0.11em;
    margin-top: 0;
    max-width: 100%;
    margin-bottom: calc(100 * (100vw / 750));
  }
  .main-area_underson.story .story_inner {
    width: 100%;
    max-width: 100%;
  }
  .main-area_underson.story .concept_wrap {
    flex-direction: column-reverse;
    margin-top: calc(70 * (100vw / 750));
  }
  .main-area_underson.story .concept_ttl_btm_txt.fast {
    font-size: calc(50 * (100vw / 750));
  }
  .main-area_underson.story .concept_ttl_btm_txt {
    font-size: calc(36 * (100vw / 750));
    line-height: 2;
    font-weight: normal;
  }
  .main-area_underson.story .concept_ttl_btm_txt .washi_logo--ttl{
    display: inline-block;
    width: calc(350 * (100vw / 750));
    margin: calc(55 * (100vw / 750)) calc(13 * (100vw / 750)) 0;
  }
  .main-area_underson.story .concept_wrap .concept_detail {
    margin-left: 0;
  }
  .main-area_underson.story .concept_wrap .concept_textimg {
    margin: 0 auto calc(50 * (100vw / 750));
  }
  .main-area_underson.story p {
    font-size: calc(24 * (100vw / 750));
    line-height: 2;
    word-break: break-word;
  }
  .main-area_underson.story .concept_wrap .concept_image {
    width: 100%;
    margin-left: 0;
    margin-top: calc(70 * (100vw / 750));
  }
  .main-area_underson.story p.mt48,
  .main-area_underson.story p.mt34 {
    margin-top: calc(50 * (100vw / 750));
  }
  .main-area_underson.story .material_wrap {
    display: block;
    margin-top: calc(70 * (100vw / 750));
  }
  .main-area_underson.story .material_wrap .material_image {
    width: 100%;
    margin-right: 0;
    margin-top: calc(70 * (100vw / 750));
  }
  .main-area_underson.story .material_wrap .material_detail {
    margin-right: 0;
  }
  .main-area_underson.story .material_wrap .material_textimg {
    text-align: left;
    margin: 0 auto calc(55 * (100vw / 750));
  }
  .main-area_underson.story .material_wrap .material_text {
    text-align: left;
  }
  .main-area_underson.story .washi_logo {
    width: calc(190 * (100vw / 750));
    height: calc(26 * (100vw / 750));
    margin: 0 calc(4 * (100vw / 750));
  }
  .main-area_underson.story .comparison {
    margin: calc(75 * (100vw / 750)) auto 0;
    text-align: center;
  }
  .main-area_underson.story .comparison h3 img {
    width: calc(340 * (100vw / 750));
    height: calc(45 * (100vw / 750));
  }
  .main-area_underson.story .comparison h3 .ttl {
    font-size: calc(42 * (100vw / 750));
  }
  .main-area_underson.story .comparison h3 .sub_ttl {
    font-size: calc(30 * (100vw / 750));
    margin-top: calc(80 * (100vw / 750));
    font-weight: normal;
  }
  .main-area_underson.story .comparison .txt {
    letter-spacing: 0.1em;
    margin-top: calc(25 * (100vw / 750));
  }
  .main-area_underson.story .comparison .icon_area {
    width: 100%;
    margin: calc(70 * (100vw / 750)) auto calc(80 * (100vw / 750));
    padding: calc(60 * (100vw / 750)) 0 calc(30 * (100vw / 750));
  }
  .main-area_underson.story .comparison ul {
    height: calc(500 * (100vw / 750));
    width: 100%;
  }
  .main-area_underson.story .comparison li {
    display: flex;
    align-items: center;
    width: calc(300 * (100vw / 750));
    margin: calc(20 * (100vw / 750)) 0;
  }
  .main-area_underson.story .comparison li p {
    font-size: calc(26 * (100vw / 750));
  }
  .main-area_underson.story .comparison li .icon_img {
    width: calc(80 * (100vw / 750));
    height: calc(80 * (100vw / 750));
    margin-right: calc(30 * (100vw / 750));
  }
  .main-area_underson.story .icon_area > p {
    font-size: calc(20 * (100vw / 750));
    margin-top: calc(40 * (100vw / 750));
  }
}