html,
body {
  height: 100%;
  margin: 0;
}

body {
  font-family: Arial, sans-serif;
  background-color: #2f0147;
  display: flex;
  justify-content: center;
  /* horizontal center */
  align-items: center;
  /* vertical center */
  flex-direction: column;
  /* stack overlay and video if needed */
}

#clickOverlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #2f0147;
  color: white;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 2rem;
  cursor: pointer;
  z-index: 1000;
}

#clickOverlay.hidden {
  display: none;
}

video {
  max-width: 100%;
  display: block;
  margin: 0 auto;
}