html, body {
  margin: 0; padding: 0;
  width: 100%; height: 100%;
  background: #030a18;
  overflow: hidden;
  touch-action: none;
  -webkit-user-select: none; user-select: none;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior: none;
}
#c {
  display: block;
  width: 100vw; height: 100vh;
  cursor: pointer;
}
@media (prefers-reduced-motion:reduce){*{animation-duration:.01ms !important;transition-duration:.01ms !important}}