body {
  background-color: #ffffff;
  color: #000000;
  font-family: sans-serif;
  margin: 0;
  padding: 0;
}

.site-header {
  text-align: center;
  padding: 20px;
}

.site-header h1 {
  margin: 0;
  font-size: 2.5em;
}

.subtitle {
  font-size: 1.2em;
  color: #666;
}

.carousel {
  text-align: center;
  margin: 20px;
}

.carousel img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  cursor: pointer;
}

.info {
  margin-top: 10px;
}

#download-btn {
  display: inline-block;
  margin-top: 10px;
  padding: 8px 16px;
  background-color: #007bff;
  color: #fff;
  text-decoration: none;
  border-radius: 6px;
}

#download-btn:hover {
  background-color: #0056b3;
}

.thumbnails-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
  padding: 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.thumbnails-grid img {
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 6px;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.thumbnails-grid img:hover {
  transform: scale(1.03);
}

footer {
  text-align: center;
  padding: 20px;
  font-size: 0.9em;
  color: #888;
}

@media (max-width: 768px) {
  .site-header h1 {
    font-size: 1.8em;
  }

  .subtitle {
    font-size: 1em;
  }
}