* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

#container {
  position: relative;
  width: 100%;
  height: 90%;
  overflow: hidden;
}

#container > canvas {
  position: absolute;
  display: block;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  image-rendering: pixelated;
}

.checkboxContainer {
  background: white;
}

body {
  background: black;
}