.text-center {
  text-align: center !important;
}

.hero {
  background: url(img/corporate-header.jpg) center / cover no-repeat;
  background-size: cover;
  position: relative;
}

div.title-line {
  text-align: center;
  font-weight: normal;
  font-size: 16px;
}

div.title-line::before, div.title-line::after {
  content: "";
  display: inline-block;
  width: 30px;
  height: 1px;
  margin: 0 1rem 7px;
  background-color: #fff;
  vertical-align: middle;
}

.pc-flex {
  display: flex;
}

.pc-sp-flex {
  display: flex;
}

.grouplist{
  margin-bottom: 8em;
  line-height: 1.5;
}

.grouplist .about{
  margin-bottom: 7em;
  margin-top: 5em;
}

.grouplist .about h2{
  margin-bottom: 1.5em;
  font-size: 1.7em;
}

.grouplist_block {
  margin-bottom: 5em;
}


.grouplist_item {
  gap: 10%;
  align-items: flex-start;
}

a.btn-main {
  width: 100%;
  background-color: #f6ad48;
  border: 2px solid #f6ad48;
  color: #fff;
  line-height: 50px;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-transition: all .3s;
  transition: all .3s;
}
.grouplist_left{
  width: 45%;
}

.grouplist_right{
  width: 45%;
}

.grouplist_right img{
  width: 100%;
}

.grouplist_left .logo {
  gap: 7%;
  align-items: center;
}

.grouplist_left .logo img {
  width: 13%;
}
.grouplist_left .logo h5 {
  width: 80%;
  font-size: 1.45em;
}

.grouplist_left p{
  margin-top: 2em;
  margin-bottom: 2em;
}

.detail-btn {
  margin-top: -4.5%;
  width: 50%;
}

@media (max-width: 1280px) {

  .detail-btn {
    margin-top: 0;
  }

}


@media (max-width: 768px) {

  .pc-flex {
    display: block;
  }

  .grouplist_left{
    width: 100%;
  }

  .grouplist_right{
    width: 100%;
  }

  .detail-btn {
    margin-top: 5vw;
    width: 100%;
  }

  .grouplist_left .logo {
    gap: 5%;
    align-items: center;
  }

  .grouplist_left .logo img {
    width: 18%;
  }
  .grouplist_left .logo h5 {
    width: 77%;
    font-size: 1.2em;
  }
  .grouplist .about {
    margin-bottom: 4em;
    margin-top: 3em;
  }

  .grouplist .about h2 {
    margin-bottom: 1em;
    font-size: 1.3em;
  }

  .grouplist{
    margin-bottom: 5em;
  }

}