.mv {
  height: 64rem;
  background: url(../img/top/mv.jpg) center/cover no-repeat;
  text-align: center;
  padding: 10rem 5rem 2rem;
  box-sizing: border-box;
}
.mv .mv_catch {
  max-width: 62.4rem;
  margin: auto;
}

.top_about {
  text-align: center;
}
.top_about hr {
  height: 2px;
  background: var(--color-gray);
  margin: 2.4rem 0;
}
.top_about .greeting h2 {
  font-size: clamp(2rem, 0.177rem + 3.8vw, 3.5rem);
  margin-bottom: 2.4rem;
}
@media (max-width: 768px) {
  .top_about .greeting h2 span {
    display: block;
  }
}
.top_about .greeting .lead {
  font-size: clamp(1.5rem, 0.892rem + 1.27vw, 2rem);
}
.top_about .greeting .txt p {
  font-size: clamp(1.2rem, 0.957rem + 0.51vw, 1.4rem);
}
.top_about .top_bnr {
  margin: 7rem 0 4.8rem;
  text-align: center;
}
.top_about .anniversary h3 {
  font-family: var(--font-min);
  font-size: clamp(2rem, 0.177rem + 3.8vw, 3.5rem);
  line-height: 1.4;
  margin-bottom: 2.4rem;
}
.top_about .anniversary h3 span {
  font-family: inherit;
  display: block;
  font-size: clamp(1.4rem, 0.063rem + 2.78vw, 2.5rem);
}
.top_about .anniversary p {
  font-size: clamp(1.4rem, 0.671rem + 1.52vw, 2rem);
}

.top_info ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2.4rem;
}
.top_info ul li {
  width: 26rem;
}
.top_info ul a {
  display: block;
  position: relative;
}
.top_info ul a img {
  width: 100%;
}
.top_info ul a p {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  color: var(--color-w);
  background: rgba(51, 51, 51, 0.8);
  text-align: center;
  padding: 0.4rem;
  box-sizing: border-box;
  font-size: clamp(1.4rem, 0.671rem + 1.52vw, 2rem);
  font-weight: 500;
}

.top_topics .topics_wrap {
  padding: 4rem 1rem;
  display: flex;
  border-top: 2px solid var(--color-yellow);
  border-bottom: 2px solid var(--color-yellow);
}
@media (max-width: 768px) {
  .top_topics .topics_wrap {
    flex-direction: column;
    border: none;
  }
}
.top_topics .topics_wrap .topics_title {
  flex: 1;
}
@media (max-width: 768px) {
  .top_topics .topics_wrap .topics_title {
    margin-bottom: 2.4rem;
  }
}
.top_topics .topics_wrap .topics_title h2 {
  font-size: clamp(2rem, -0.673rem + 5.57vw, 4.2rem);
  text-align: center;
  line-height: 1.4;
}
.top_topics .topics_wrap .topics_title h2 span {
  display: block;
  font-size: clamp(1.5rem, 0.892rem + 1.27vw, 2rem);
  font-weight: 500;
}
.top_topics .topics_wrap ul {
  flex: 2;
  height: 12rem;
  overflow-y: scroll;
}
@media (max-width: 768px) {
  .top_topics .topics_wrap ul {
    padding: 2.4rem 1rem;
    border-top: 2px solid var(--color-yellow);
    border-bottom: 2px solid var(--color-yellow);
    display: flex;
    gap: 0.4rem;
    flex-direction: column;
  }
}
.top_topics .topics_wrap ul li {
  display: flex;
  gap: 2rem;
}
@media (max-width: 768px) {
  .top_topics .topics_wrap ul li {
    flex-direction: column;
    gap: 0;
  }
}
.top_topics .topics_wrap ul li .date {
  font-weight: bold;
}