html,
body {
  margin: 0;
  background-color: #f7f5ec;
  color: #191919;
  font-family: "秀英角ゴシック金 L", "Shuei KakuGo Kin L", sans-serif;
  overflow-x: hidden;
}

.grid-container {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
}

@media (min-width: 768px) {
  .grid-container {
    display: grid;
    gap: 24px;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }
}

#collection {
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100vh;
  background-image: url("https://archives.ichigaya-letterpress.jp/contents/virtualtour/ui/top_bg.jpg");
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
}

#title-box {
  margin: 0;
  max-width: 500px;
  max-height: 500px;
}

main {
  margin: -20px 5%;
}

.item {
  background-color: white;
  padding: 0;
  margin: 0;
  color: #191919;
}

.item img {
  max-width: 100%;
  height: auto;
}

.item .detail {
  font-family: "秀英角ゴシック金 B", "Shuei KakuGo Kin B", sans-serif;
  padding: 0 5% 5% 5%;
}
.item .detail h3 {
  font-family: "秀英初号明朝 撰", "Shuei ShogoMincho Sen", serif;
  font-size: 17px;
}
.item .detail small {
  font-family: "秀英角ゴシック金 L", "Shuei KakuGo Kin L", sans-serif;
}

footer {
  margin: 5%;
  padding-bottom: 42px;
  text-align: end;
}
footer a {
  font-family: "秀英角ゴシック金 B", "Shuei KakuGo Kin B", sans-serif;
  color: #191919;
  text-decoration: none;
  display: block;
  margin-top: 10px;
}
footer a:hover {
  opacity: 0.7;
}