* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  width: 100%; height: 100%;
  background: #1a1030;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  touch-action: none;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
  overscroll-behavior: none;
}

#game-container {
  position: relative;
  width: 100%; height: 100%;
  max-width: 100vw;
  max-height: 100vh;
}

canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
  touch-action: none;
}

/* Prevent iOS bounce */
@supports (-webkit-touch-callout: none) {
  body { position: fixed; width: 100%; height: 100%; }
}