body {
  font-family: sans-serif;
  color: #333333;
  text-align: center;
  height: 100%;
  padding: 0;
  margin: 0;
  background-image: linear-gradient(180deg, gray 50%, white 50%);
}

canvas {
  background-color: #FFFFFF;
  padding: 0;
  margin: 0;
}

.arcade {
  font-family: "Press Start 2P", sans-serif;
}

.warning{
  background-color: #FFF8C9;
  border: 2px solid #F7E25C;
  border-radius: 0.5rem;
  margin: 1rem auto;
  width: 50%;
}