@media (min-width: 768px) {
  .sec_inner {
    max-width: 1094px;
  }
}

@media (min-width: 768px) {
  .intro {
    text-align: center;
    margin-bottom: 50px;
  }
}

@media (min-width: 768px) {
  .link_list {
    display: -ms-flex;
    display: flex;
    justify-content: space-between;
    align-items: stretch;
    position: relative;
    flex-wrap: wrap;
  }
  .link_list::after {
    content: "";
    width: calc((100% - 64px) / 3);
    display: block;
  }
}

.link_list li + li {
  margin-top: 6.66667vw;
}

@media (min-width: 768px) {
  .link_list li + li {
    margin-top: 0;
  }
}

@media (min-width: 768px) {
  .link_list li {
    width: calc((100% - 64px) / 3);
    transition: opacity .2s;
  }
  .link_list li:hover {
    opacity: .6;
  }
  .link_list li:nth-child(n+4) {
    margin-top: 40px;
  }
}

.link_list li a {
  display: -ms-flex;
  display: flex;
  flex-wrap: wrap;
}

.link_list li a span {
  display: -ms-flex;
  display: flex;
  align-items: center;
  width: 100%;
  background: #1C6F84;
  color: #fff;
  font-weight: bold;
  position: relative;
  font-size: 4.8vw;
  line-height: 9.6vw;
  border-radius: 1.33333vw 1.33333vw 0 0;
  padding: 2.4vw 5.33333vw 2.4vw 4.26667vw;
}

@media (min-width: 768px) {
  .link_list li a span {
    font-size: 18px;
    line-height: 36px;
    border-radius: 5px 5px 0 0;
    padding: 9px 20px 9px 16px;
  }
}

.link_list li a span::after {
  position: absolute;
  top: 0;
  bottom: 0;
  right: 16px;
  margin: auto 0;
  content: "";
  vertical-align: middle;
  display: block;
  width: 10px;
  height: 10px;
  border-top: 2px solid #fff;
  border-right: 2px solid #fff;
  transform: rotate(45deg);
}