html,
body {
  margin: 0;
  padding: 0;
  width: 100vw;
  height: 100vh;
  background-color: black;
  color: white;
  font-family: 'JetBrains Mono', 'Noto Sans SC', 'PingFang SC', sans-serif;
  overflow: hidden;
  overscroll-behavior: none;
  position: fixed;
  inset: 0;
  touch-action: none;
  user-select: none;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
}

* {
  box-sizing: border-box;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
  -webkit-user-drag: none;
  -webkit-user-select: none;
}