* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  width: 100vw;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: rgb(31, 0, 49);
}
#game-canvas {
  width: 90vw;
  height: 90vh;
  background-color: #ffe58f;
}