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

body {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  background-color: #030;
  overflow: hidden;
}

canvas {
  margin: auto;
  display: block;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: #000;
  width: auto;
  height: 100%;
  image-rendering: pixelated;
  image-rendering: -moz-crisp-edges;
  image-rendering: -webkit-crisp-edges;
}

#container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

#images {
  display: none;
}