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

body {
  background: #05050f;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  overflow: hidden;
  font-family: monospace;
}

#gameCanvas {
  display: block;
  /* Scale to fit viewport while preserving aspect ratio */
  max-width: 100vw;
  max-height: 100vh;
  /* Crisp pixel art scaling */
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}