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

html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #0c0616;
  overscroll-behavior: none;
}

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

#stage {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 50% 45%, #1a0f2b 0%, #0c0616 70%);
}

canvas#game {
  display: block;
  touch-action: none;
  -ms-touch-action: none;
  outline: none;
  border-radius: 2px;
  box-shadow: 0 0 90px rgba(120, 60, 180, 0.22);
}