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

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #000;
  touch-action: none;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

body {
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.login-badge {
  position: fixed;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 10px;
  background: rgba(0,0,0,0.45);
  border-radius: 4px;
  pointer-events: auto;
  z-index: 50;
}