@charset "UTF-8";

body {
  position: relative;
}
.main_wrapper {
  max-width: 1920px;
  margin: 0 auto;
  position: relative;
}
.general_top_wrap {
  width: 80%;
  max-width: 900px;
  margin: 0 auto;
  background-color: #fff;
  padding: 40px 0;
}
.general_top_wrap .general_ttl {
  display: flex;
  align-items: center;
}
.general_top_wrap .general_ttl h2 {
  font-size: clamp(1.75rem, -0.028rem + 3.7vw, 2.75rem);
}
.main_wrapper .main_contents {
  margin: 0 auto;
  background-image: url("../images/general_bg.png");
  background-repeat: no-repeat;
  background-position: top;
  background-size: 100%;
  padding: 100px 0 0;
  position: static;
}
.content_box {
  width: 80%;
  max-width: 900px;
  margin: 0 auto 100px;
}
.content_box .lead_block {
  margin-bottom: 50px;
}
.txt_block h3 {
  font-size: clamp(1.25rem, 0.806rem + 0.93vw, 1.5rem);
  margin-bottom: 20px;
}
.txt_wrap + .txt_wrap {
  margin-top: 30px;
}
.txt_block + .txt_block {
  margin-top: 50px;
}
.group-companies_area {
  background-image: url("../images/group-companies_bg.jpg");
  background-repeat: no-repeat;
  background-size: cover;
  padding: 100px 0;
}
.group-companies_area .group-companies_ttl {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-bottom: 80px;
}
.group-companies_area .group-companies_ttl p {
  font-size: clamp(1rem, 0.75rem + 0.52vw, 1.375rem);
  font-weight: bold;
}
.group-companies_area .group-companies_ttl h2 {
  width: clamp(31.25rem, 28.75rem + 5.21vw, 35rem);
  margin-left: 15px;
}
.group-companies_area .group-companies_list {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
}
.group-companies_area .group-companies_list li {
  display: flex;
  align-items: stretch;
}
.group-companies_area .group-companies_list li:first-child {
  width: calc(96% / 2);
  margin: 0 4% 2% 0;
}
.group-companies_area .group-companies_list li:nth-child(2) {
  width: calc(96% / 2);
  margin: 0 0 2% 0;
}
.group-companies_area .group-companies_list li:last-child {
  width: 100%;
}
.group-companies_area .group-companies_list li a {
  width: 100%;
  flex-grow: 1;
  text-align: center;
  position: relative;
}
.group-companies_area .group-companies_list li a figure {
  position: absolute;
  top: 50%;
  left: 50%;
  transform:  translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
}
.group-companies_area .group-companies_list li:first-child a figure img {
  width: 15.63vw;
  max-width: 180px;
  margin: 0 auto 10px;
}
.group-companies_area .group-companies_list li:nth-child(2) a figure img {
  width: 35.16vw;
  max-width: 400px;
  margin: 0 auto 10px;
}
.group-companies_area .group-companies_list li:last-child a figure img {
  width: 46.88vw;
  max-width: 460px;
  margin: 0 auto 10px;
}
.group-companies_area .group-companies_list li a figure figcaption {
  font-size: clamp(0.625rem, -0.042rem + 1.39vw, 1rem);
}



/*     SP
------------------------------*/
@media (max-width: 768px) {
  .sp_header {
    background-color: #fff;
    padding: 20px 20px 20px 22px;
  }
  .sp_header .logo_img {
    width: 50%;
  }
  .general_top_wrap {
    width: 80%;
    display: block;
    margin-bottom: 20px;
    padding: 20px 0;
  }
  .general_top_wrap .general_ttl {
    display: block;
    margin: 0;
  }
  .general_top_wrap .general_ttl h2 {
    margin: 0 0 5px 0;
  }
  .main_wrapper .main_contents {
    padding-top: 60px;
  }
  .group-companies_area {
    background-image: url(../images/group-companies_bg_sp.jpg);
    padding: 40px 0;
  }
  .group-companies_area .group-companies_wrap {
    margin: 0 20px;
  }
  .group-companies_area .group-companies_ttl {
    width: 100%;
    display: block;
    margin-bottom: 40px;
  }
  .group-companies_area .group-companies_ttl h2 {
    width: 100%;
    max-width: 335px;
    margin: 0 0 10px 0;
  }
  .group-companies_area .group-companies_ttl p {
    font-size: 16px;
  }
  .group-companies_area .group-companies_list {
    width: 100%;
    display: block;
  }
  .group-companies_area .group-companies_list li:first-child, .group-companies_area .group-companies_list li:nth-child(2) {
    width: 100%;
    margin: 0 0 4% 0;
  }
  .group-companies_area .group-companies_list li a, .group-companies_area .group-companies_list li:last-child a {
    background-image: none;
    background-color: #fff;
    border-radius: 20px;
    padding: 20px 10px 10px;
  }
  .group-companies_area .group-companies_list li a figure {
    transform: none;
    position: static;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }
  .group-companies_area .group-companies_list li:first-child a figure img {
    width: 110px;
  }
  .group-companies_area .group-companies_list li:nth-child(2) a figure img {
    width: 100%;
    max-width: 300px;
  }
  .group-companies_area .group-companies_list li:last-child a figure img {
    width: 100%;
    max-width: 300px;
  }
}

/*     PC
------------------------------*/
@media (min-width: 769px) {

}