html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  background: #282828;
}

#sketch-container {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
  background: #282828;
}

canvas {
  display: block;
  width: 100%;
  height: 100%;
}