@charset "UTF-8";
.mv {
  background: url("../images/mv.jpg")no-repeat center center/cover;
  height: 90vh;
  display: flex;
  flex-wrap: wrap;
  align-content: center;
  justify-content: center;
  color: #fff;
  padding: 15px;
}
.mv .ttl {
  width: 100%;
  text-align: center;
  font-size: 44px;
  border-bottom: 1px solid #fff;
  padding-bottom: 10px;
  margin-bottom: 15px;
  font-weight: 300;
  max-width: 780px;
  letter-spacing: 0.5rem;
}
.mv .txt {
  width: 100%;
  text-align: center;
  font-size: 17px;
  letter-spacing: 0.5rem;
  color: #fff;
}
.concept {
  padding: 100px 15px 120px;
  background-color: #f8f8f8;
  position: relative;
  z-index: 0;
}
.concept::after {
  position: absolute;
  content: "";
  right: 10%;
  bottom: 90px;
  background: url("../images/concept.png")no-repeat center center/contain;
  width: 100%;
  height: 170px;
  max-width: 630px;
  z-index: -1;
}
.concept .contTtl {
  font-size: 25px;
  line-height: 1.6;
  letter-spacing: 0.2rem;
  color: #000066;
  margin-bottom: 20px;
}
.txt {
  font-size: 14px;
  color: #000066;
  line-height: 1.6;
}
.work {
  background-color: #f8f8f8;
  padding: 330px 15px 100px;
  position: relative;
  z-index: 0;
}
.work::after {
  position: absolute;
  content: "";
  left: 0;
  top: 0;
  width: 90%;
  height: 270px;
  max-width: 1200px;
  background: url("../images/service_sp.jpg")no-repeat left top/cover;
}
.work::before {
  position: absolute;
  content: "";
  right: 0;
  top: 10%;
  width: 90%;
  height: 550px;
  max-width: 900px;
  background-color: #e9ecf4;
  z-index: -1;
}
.work .contTtl {
  font-size: 24px;
  color: #000066;
  margin-bottom: 25px;
}
.work .contInr {
  max-width: 500px;
  width: 100%;
}
@media only screen and (min-width: 769px) {
  .mv {
    height: 100vh;
  }
  .mv .ttl {
    font-size: 70px;
    padding-bottom: 10px;
    margin-bottom: 15px;
  }
  .mv .txt {
    font-size: 30px;
  }
  .concept {
    padding: 140px 15px 120px;
  }
  .concept .contTtl {
    font-size: 50px;
    letter-spacing: 0.5rem;
  }
  .txt {
    font-size: 18px;
    margin-bottom: 35px;
  }
  .work {
    padding: 400px 15px 200px;
  }
  .work::after {
    background: url("../images/service.jpg")no-repeat left top/cover;
    height: 350px;
  }
  .work::before {
    height: 630px;
  }
  .work .contTtl {
    font-size: 40px;
  }
  .work .contInr {
    max-width: 500px;
    width: 60%;
    margin-right: 15%;
  }
}
@media only screen and (min-width: 1067px) {
  .mv .ttl {
    font-size: 90px;
    padding-bottom: 10px;
    margin-bottom: 15px;
  }
  .mv .txt {
    font-size: 40px;
  }
}