body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  line-height: 1.6;
}

nav {
  background: #222;
  padding: 10px;
  text-align: center;
}

nav a {
  color: white;
  margin: 0 15px;
  text-decoration: none;
  font-weight: bold;
}

.hero {
  background: #eee;
  padding: 60px;
  text-align: center;
}

.book-grid, .team-grid {
  display: flex;
  gap: 20px;
  padding: 20px;
  flex-wrap: wrap;
}

.book, .member {
  width: 250px;
  border: 1px solid #ddd;
  padding: 15px;
  border-radius: 5px;
  background: white;
}

.book img, .member img {
  width: 100%;
  border-radius: 4px;
}

.buy-button {
  display: inline-block;
  margin-top: 10px;
  padding: 8px 12px;
  background: #0070f3;
  color: white;
  text-decoration: none;
  border-radius: 4px;
}