body {
  height: 100vh;
  margin: 0;
  background: #111;
  color: white;
  font-family: Arial, sans-serif;
  text-align: center;
}

#gaze-dot {
  position: fixed;
  width: 15px;
  height: 15px;
  background: red;
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
}