.mv_img {
  position: relative;
}
.mv_img::before {
  content: "";
  background-color: rgba(0, 0, 0, 0.5);
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}
.mv_img .main_ttl {
  position: absolute;
  top: 50%;
  left: 50%;
  translate: -50% -50%;
  color: #fff;
  font-size: 28px;
}
@media screen and (min-width: 769px) {
  .mv_img .main_ttl {
    font-size: 48px;
    letter-spacing: 0.08em;
  }
}

.lang {
  background-color: #ededed;
  padding: 20px 0;
}
@media screen and (min-width: 769px) {
  .lang {
    padding: 50px 0;
  }
}
.lang .lang_list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px 30px;
}
@media screen and (min-width: 769px) {
  .lang .lang_list {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
}
.lang .lang_list li a {
  border: 1px solid;
  display: grid;
  place-content: center;
  height: 45px;
  position: relative;
}
@media screen and (min-width: 769px) {
  .lang .lang_list li a {
    height: 70px;
  }
}
.lang .lang_list li a:hover {
  background-color: #dcdcdc;
}
.lang .lang_list li a::after {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  border-top: 1px solid;
  border-right: 1px solid;
  position: absolute;
  top: 50%;
  right: 10px;
  transform: translateY(-50%) rotate(45deg);
}
@media screen and (min-width: 769px) {
  .lang .lang_list li a::after {
    width: 12px;
    height: 12px;
    right: 15px;
  }
}

.category {
  padding: 35px 0 50px;
}
@media screen and (min-width: 769px) {
  .category {
    padding: 55px 0 90px;
  }
}