html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  width: 100%;
  overflow: hidden;
  background-color: #000;
  font-family: Arial, sans-serif;
  color: white;
}

main {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
  flex-direction: column;
}

.controls {
  position: fixed;
  top: 10px;
  right: 10px;
  background-color: rgba(0, 0, 0, 0.7);
  padding: 15px;
  border-radius: 10px;
  width: 340px;
  max-height: calc(100vh - 20px);
  overflow-y: auto;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.controls label {
  display: flex;
  align-items: center;
  margin-bottom: 5px;
  font-size: 14px;
  font-weight: bold;
}

.controls input[type="range"] {
  width: calc(100% - 30px);
  margin-bottom: 5px;
  -webkit-appearance: none;
  background: transparent;
}

.controls input[type="range"]::-webkit-slider-runnable-track {
  height: 10px;
  background: #333;
  border-radius: 5px;
}

.controls input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 24px;
  height: 24px;
  background: #f39c12;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid #e67e22;
}

.controls input[type="range"]::-moz-range-track {
  height: 10px;
  background: #333;
  border-radius: 5px;
}

.controls input[type="range"]::-moz-range-thumb {
  width: 24px;
  height: 24px;
  background: #f39c12;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid #e67e22;
}

.controls input[type="range"]::-ms-track {
  height: 10px;
  background: transparent;
  border-color: transparent;
  color: transparent;
}

.controls input[type="range"]::-ms-fill-lower {
  background: #333;
  border-radius: 5px;
}

.controls input[type="range"]::-ms-fill-upper {
  background: #333;
  border-radius: 5px;
}

.controls input[type="range"]::-ms-thumb {
  width: 24px;
  height: 24px;
  background: #f39c12;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid #e67e22;
}

.controls input[type="range"]:disabled {
  opacity: 0.5;
  background: #555;
}

.checkbox-wrapper {
  display: flex;
  align-items: center;
  gap: 5px;
}

.controls input[type="checkbox"] {
  margin-left: 5px;
  transform: scale(1.2);
}

.controls button {
  background-color: #333;
  color: white;
  border: none;
  border-radius: 5px;
  padding: 10px;
  cursor: pointer;
  font-size: 14px;
  font-weight: bold;
  text-align: center;
}

.controls button:hover {
  background-color: #555;
}

canvas {
  border: 3px solid white;
  border-radius: 10px;
}

/* Media Query for Mobile Devices */
@media (max-width: 768px) {
  .controls {
    position: static;
    width: 100%;
    max-height: none;
    margin-top: 15px;
    padding: 10px;
    box-shadow: none;
  }
  
  main {
    padding-bottom: 15px; /* Add padding to avoid overlap with controls */
  }

  .controls input[type="range"] {
    width: 100%; /* Make the slider full width on mobile */
  }
}