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

body {
  background: radial-gradient(ellipse at center, #0d1b3e 0%, #050a1a 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  font-family: 'Arial Rounded MT Bold', 'Comic Sans MS', Arial, sans-serif;
  overflow: hidden;
}

#game-container {
  position: relative;
  box-shadow: 0 0 60px rgba(80, 180, 255, 0.4), 0 0 120px rgba(80, 180, 255, 0.15);
  border-radius: 4px;
  overflow: hidden;
}

#gameCanvas {
  display: block;
  image-rendering: pixelated;
}