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

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #000;
  /* Prevent iOS bounce scroll */
  overscroll-behavior: none;
}

#game {
  display: block;
  width: 100%;
  height: 100%;
  /* Disable all default touch behaviors so our game handles them */
  touch-action: none;
  /* Prevent callout on long press (iOS) */
  -webkit-touch-callout: none;
  user-select: none;
  -webkit-user-select: none;
}