body {
  background-color: #f5f5f5;
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
}
h1 {
  font-size: 2.5em;
  text-align: center;
  margin-top: 30px;
}
ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}
li {
  position: relative;
  width: 250px;
  height: 450px;
  margin: 20px;
  padding: 10px;
  box-shadow: 0px 0px 10px #888888;
  border-radius: 10px;
  background-color: #ffffff;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.book-image {
  position: relative;
  height: 70%;
}
.book-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.book-info {
  position: relative;
  height: 30%;
  padding: 10px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.book-title {
  font-weight: bold;
  font-size: 1.2em;
  text-align: center;
  margin-bottom: 5px;
}
.classification {
  font-size: 1em;
  text-align: center;
}
li img {
  width: 100%;
  height: auto;
  max-height: 100%;
}
a {
  text-decoration: none;
  color: #333333;
  text-align: center;
  font-weight: bold;
  font-size: 1.2em;
}
a:hover {
  color: #ff0000;
}
form {
  margin-top: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
}
label {
  margin-right: 10px;
}
.pagination {
  display: flex;
  justify-content: center;
  margin: 20px 0;
}
.pagination a {
  color: #333333;
  font-size: 1.2em;
  margin: 0 10px;
  padding: 5px 10px;
  text-decoration: none;
  border-radius: 5px;
}
.pagination a:hover:not([disabled]) {
  background-color: #eeeeee;
}
.pagination .active {
  background-color: #333333;
  color: #ffffff;
}
.pagination .skip[disabled] {
  opacity: 0.5;
  pointer-events: none;
}
.pagination .omit {
  pointer-events: none;
}
.path {
  margin: 10px 0;
  font-size: 1.2em;
  font-weight: bold;
  text-align: center;
}
.path a {
  color: #333333;
  text-decoration: none;
}
.path a:hover {
  color: #ff0000;
}