body {
  margin: 0;
  overflow: hidden;
  background: #333333;
}

/* Game container */
#game {
  position: relative;
  background: #87ceeb; /* light sky blue */
  margin: 2rem auto;
  border: 0.1rem solid #000;
}

/* Solid block tile */
.tile {
  position: absolute;
  background: green;
}

/* Player styling */
.player {
  position: absolute;
  width: 3.2rem;
  height: 3.2rem;
  background: purple;
  border: 0.1rem solid black;
  border-radius: 0.5rem;
}