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

html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #05030b;
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior: none;
  touch-action: none;
}

body {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 50% 30%, #1a0b33 0%, #08040f 55%, #04020a 100%);
}

#stage {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#game {
  display: block;
  touch-action: none;
  -webkit-touch-callout: none;
  border-radius: 14px;
  box-shadow:
    0 0 0 1px rgba(120, 240, 255, 0.10),
    0 0 70px rgba(34, 230, 255, 0.10),
    0 24px 60px rgba(0, 0, 0, 0.65);
}