html, body {
  margin: 0;
  padding: 0;
  background: #000;
  overflow: hidden;
}
canvas {
  display: block;
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  background: #ffffff;
  height: 1px;
  border-radius: 0;
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 1px;
  height: 16px;
  background: #ffffff;
  border-radius: 0;
  border: none;
}

input[type="range"]::-moz-range-thumb {
  width: 1px;
  height: 16px;
  background: #ffffff;
  border-radius: 0;
  border: none;
}

input[type="range"]::-moz-range-track {
  background: #ffffff;
  height: 1px;
  border-radius: 0;
  border: none;
}