.notfound {
  margin: 80px 0;
}
.notfound-ttl-en {
  position: relative;
  line-height: 1;
  margin: 0 0 40px;
  font-size: 56px;
  font-weight: normal;
  z-index: 1;
}
.notfound-ttl-ja {
  margin: 0 0 16px;
  font-size: 18px;
  font-weight: bold;
}

.post-recent {
  margin: 0 0 16px;
  font-size: 18px;
  font-weight: bold;
}
.post-list {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin: 0 0 40px;
}
.post-list:after {
  content: "";
  display: block;
  width: 30.90909090909091%;
}
.post-list-item {
  width: 30.90909090909091%;
}
.post-list-item a {
  text-decoration: none;
}
.post-list-img {
  margin: 0 0 16px;
}
.post-list-img img {
  width: 100%;
  height: auto;
  aspect-ratio: 34 / 21;
  object-fit: cover;
}
.post-list-ttl {
  margin: 0 0 8px;
  font-weight: bold;
}
.post-list-cat {
  color: #666;
  font-size: 10px;
  font-style: italic;
}

@media screen and (max-width: 767px) {
  .notfound {
    margin: 40px 0;
  }
  .notfound-ttl-en {
    font-size: 16px;
  }
  .notfound-ttl-ja {
    margin: 0 0 32px;
    font-size: 20px;
  }
  .post-list {
    display: block;
  }
  .post-list:after {
    content: none;
  }
  .post-list-item {
    width: auto;
    margin: 0 0 32px;
  }
}