body {
  font-family: Arial, sans-serif;
  background: #f4f4f4;
  text-align: center;
  padding: 20px;
  color: #333;
}

h1 {
  margin-bottom: 20px;
}

.category-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 20px;
}

.category-buttons button {
  margin: 5px;
  padding: 10px 20px;
  background: #007bff;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background 0.2s;
}

.category-buttons button:hover {
  background: #0056b3;
}

.gallery {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}

.image-card {
  background: white;
  border: 1px solid #ccc;
  margin: 10px;
  padding: 10px;
  width: 220px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  border-radius: 5px;
}

.image-card img {
  max-width: 100%;
  height: auto;
  border-radius: 3px;
}

.download-btn {
  margin-top: 10px;
  padding: 6px 12px;
  background: #28a745;
  color: white;
  border: none;
  border-radius: 3px;
  cursor: pointer;
}

.download-btn:hover {
  background: #218838;
}

.download-options {
  margin-top: 10px;
  display: none;
}

.download-options button {
  margin: 3px;
  padding: 5px 8px;
  font-size: 12px;
}