html,
body {
  margin: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 30% 15%, #27465a 0%, #132737 44%, #08141e 100%);
  overflow: hidden;
  font-family: "Noto Sans KR", "Segoe UI", sans-serif;
}

#gameCanvas {
  display: block;
  width: 100vw;
  height: 100vh;
  touch-action: none;
  cursor: default;
}