@charset "utf-8";

.main {
  margin-top: 90px
}

.site-menu ul li {
  display: block;
  display: flex;
}

.site-menu ul li img {
  display: block;
  height: 20px;
}

.title {
  position: relative;
  height: 20vh;
  background-repeat: no-repeat;
  background-position: center top;
  background-size: cover;
  display: flex;
  align-items: center;
}

.title-text {
  position: absolute;
  width: 100%;
  max-width: 800px;
  padding-left: 60px;
  top: 40px;
  text-shadow: 10px 10px 20px rgb(130, 202, 243);
  z-index: 10;
}

.title-text h1 {
  font-size: 3rem;
  font-weight: bold;
}

.title-text p {
  font-size: 1.3rem;
  margin-top: 10px;
}

.book-contents {
  width: 1080px;
  max-width: 90%;
  margin-top: 40px;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  justify-content: space-between;
}


.book-item {
  margin-right: 60px;
  flex-grow: 1;
  max-width: 765px;
}

.book-item h2 {
  font-size: 1.3rem;
  line-height: 30px;
}

.item-list {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(4, 1fr);
  column-gap: 40px;
  row-gap: 40px;
}

.item-list img {
  display: block;
  width: 150px;
}
.item-list a {
  display: block;
  transition-duration: 0.2s;
}

.item-list a:hover {
  transform: scale(1.05);
}

.item-list dl {
  margin-top: 20px;
}

.item-list dd {
  font-size: 0.88rem;
  line-height: 20px;
  margin-top: 10px;
}

.book-menu {
  flex-shrink: 0;
  margin-right: 60px;
  }

.book-menu-res {
  display: none;
}

.book-menu-inner {
  width: 150px;
  position: sticky;
  top: 120px;
  left: 30px;
}

.book-menu-inner h2 {
  font-size: 1.2rem;
  text-align: center;
}

.book-menu-inner ul {
  list-style-type: circle;
  margin-left: 10px;
  padding-top: 15px;
}

.book-menu-inner li {
  font-size: 0.9rem;
  margin-bottom: 15px;
}

.footer {
  margin-top: 100px;
}

/* トグルボタン */

button {
  margin: 10px;
    padding: 10px 20px;
    font-size: 16px;
    background-color: #f3b2e5;
    color: white;
    border: none;
    border-radius: 15px;
    cursor: pointer;
}

button:hover {
    background-color: #f399dd;
}

#toggleContent,#toggleContent2 {
    margin-top: 5px;
    padding: 5px;
    background-color: transparent;
    border-radius: 10px;
    border: 1px solid #ddd;
}

/* メディアここから */
@media (max-width:800px) {

  .main {
    margin-top: 60px;
  }

  .book-menu {
    display: none;
  }
  .item-list img {
    width: 100%;
  }

  .book-contents {
    display: block;
    max-width: 80%;
    margin-top: 30px;
  }

  .book-menu-inner {
    max-width: 100px;
    position: fixed;
    top: 120px;
    left: 30px;
  }

  .book-item {
    max-width: 540px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 20px;
    padding-right: 20px;
  }

  .item-group {
    margin-top: 30px;
    margin-bottom: 50px;
  }
  .item-list {
    grid-template-columns: repeat(2,1fr);
    column-gap: 35px;
  }

  .book-menu-res {
    display: flex;
    justify-content: center;
  }

  .book-menu-inner {
    max-width: 540px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 20px;
    padding-right: 20px;
  }

  .footer {
    margin-top: 0;
  }
}