@charset "UTF-8";

/* =======================================================
* sub_main
* ======================================================= */
#sub_main {
  background: url(../images/bg-concept.jpg) no-repeat center top 20%/cover;
}

/* =======================================================
*concept
* ======================================================= */
#concept .concept_intro {
  line-height: 2.2;
  text-align: center;
  margin-bottom: 60px;
}
/* photo */
.photo {
  margin-bottom: 90px;
}
.photo li {
  width: 16%;
}
.photo li img {
  border-radius: 5px;
}
/* bgArea */
.bgArea {
  width: 45%;
  position: sticky;
  top: 100px;
  left: 5%;
}
.bgArea img {
  border-radius: 10px;
}
.pointArea {
  width: 37%;
  margin: 0 5% 0 auto;
}
.point_txt {
  margin-bottom: 60px;
  line-height: 2;
}
.point_txt .point_ttl {
  padding-left: 90px;
  font-size: 16px;
  margin-bottom: 30px;
}
.point_txt .circle {
  position: absolute;
  top: -20px;
  left: 0;
  font-family: 'Raleway', sans-serif;
  text-transform: uppercase;
  font-weight: bold;
  background: #cd5553;
  width: 70px;
    height: 70px;
    border-radius: 50%;
    color: #fff;
    text-align: center;
    line-height: 67px;
    letter-spacing: .1em;
    font-size: 12px;
}
.point_txt .circle span {
  font-size: 18px;
  font-weight: normal;
}

@media screen and (max-width:768px) {
  #concept .concept_intro {
    line-height: 1.9;
    text-align: left;
    margin-bottom: 40px;
  }
  .photo.flex {
    justify-content: center;
    margin-bottom: 60px;
  }
  .photo li {
    width: 31%;
    margin: 3px
  }
  .bgArea {
    width: 90%;
    position: static;
    margin: 70px auto 0;
  }
  .pointArea {
    width: 100%;
    padding-left: 20px;
    padding-right: 20px;
  }
  .point_txt .point_ttl {
    padding-left: 78px;
    font-size: 16px;
    margin-bottom: 20px;
  }
  .point_txt .circle {
    top: -15px;
    width: 60px;
    height: 60px;
    line-height: 55px;
    font-size: 11px;
  }
  .point_txt .circle span {
    font-size: 17px;
  }
}