body {
  font-family: 'Segoe UI', sans-serif;
  background-color: #f0f0f5;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 1100px;
  margin: auto;
  padding: 40px 20px;
}

h1 {
  text-align: center;
  color: #2c3e50;
  margin-bottom: 30px;
}

.book-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.book-card {
  background-color: #fff;
  border-radius: 10px;
  padding: 15px;
  text-align: center;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  transition: 0.3s;
}

.book-card:hover {
  transform: translateY(-5px);
}

.book-card img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  border-radius: 5px;
}

.book-card h3 {
  margin: 15px 0 10px;
  color: #34495e;
  font-size: 18px;
}

.buttons {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 10px;
}

.book-card a {
  background-color: #2980b9;
  color: #fff;
  padding: 8px 14px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s;
}

.book-card a:hover {
  background-color: #1f6391;
}