body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #000;
  color: white;
  overflow: hidden;
}

h1 {
  text-align: center;
  margin: 10px 0;
  font-size: 1.5rem;
}

#controls {
  position: fixed;
  top: 10px;
  left: 10px;
  right: 10px;
  z-index: 100;
  background-color: rgba(0, 0, 0, 0.6);
  padding: 10px;
  border-radius: 8px;
  text-align: center;
}

#modelGallery {
  display: flex;
  overflow-x: auto;
  gap: 10px;
  padding: 10px;
  background-color: rgba(20, 20, 20, 0.8);
  border-radius: 8px;
  margin: 10px auto;
  max-width: 100%;
  justify-content: center;
  flex-wrap: nowrap;
}

.model-card {
  flex: 0 0 auto;
  width: 100px;
  text-align: center;
  cursor: pointer;
  border: 2px solid transparent;
  border-radius: 5px;
  background-color: #111;
  padding: 5px;
  transition: all 0.2s ease;
}

.model-card.selected {
  border: 3px solid #00ff88 !important;
  background-color: rgba(0, 255, 136, 0.1);
  box-shadow: 0 0 10px #00ff88;
}

model-viewer {
  width: 100px;
  height: 100px;
}

button {
  margin: 5px;
  padding: 6px 10px;
  background-color: #444;
  color: white;
  border: 1px solid #666;
  border-radius: 5px;
  cursor: pointer;
}

button:hover {
  background-color: #666;
}