.library .container {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

form {
  margin-bottom: 20px;
  padding-top: 30px;
  text-align: center;
}

select {
  padding: 8px;
  margin-right: 10px;
}

button {
  padding: 8px;
}

.card {
  flex: 0 1 calc(50% - 10px); /* Two cards per row, accounting for 20px gap */
  border: 1px solid #ddd;
  border-radius: 5px;
  padding: 15px;
  margin-bottom: 20px;
  box-sizing: border-box;
}

.card:hover {
  box-shadow: 1px 1px 3px #555;
}

.card a {
  color: #007acc;
  text-decoration: none;
}

.card a:hover {
  text-decoration: none;
}

@media (max-width: 600px) {
  .card {
      flex: 0 1 calc(100% - 20px); /* One card per row on smaller screens */
  }
}