* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  color: rgba(255, 255, 255, 0.87);
  background-color: #0f0f0f;
  width: 100%;
  height: 100%;
}

#app {
  width: 100%;
  height: 100vh;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

#game-container {
  height: 100%;
}

canvas {
  height: 100%;
}