html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  background: #07040b;
  overflow: hidden;
  overscroll-behavior: none;
}

body {
  display: flex;
  align-items: center;
  justify-content: center;
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

canvas#game {
  display: block;
  touch-action: none;
  background: #0c0712;
  box-shadow: 0 0 80px rgba(140, 80, 220, 0.22), 0 0 0 1px rgba(255, 255, 255, 0.05);
}