html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #0b0612;
  background-image:
    radial-gradient(ellipse at 50% 40%, #2a1430 0%, #0b0612 70%),
    repeating-linear-gradient(45deg, rgba(255, 215, 120, .03) 0 2px, transparent 2px 22px);
  touch-action: 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;
  box-shadow: 0 0 60px rgba(0, 0, 0, .8);
  touch-action: none;
  outline: none;
}
#loading {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffd77a;
  font: 700 22px "Segoe UI", Arial, sans-serif;
  letter-spacing: 2px;
}