#home-welcome-overlay {
  display: none;
}

html.happyai-welcome-show #home-welcome-overlay {
  display: flex;
  animation: happyai-welcome-overlay-timeout 0s linear 3s forwards;
}

html.happyai-welcome-show #home-welcome-notice {
  animation: happyai-welcome-notice-hide 150ms ease 850ms forwards;
}

@keyframes happyai-welcome-notice-hide {
  to {
    opacity: 0;
    visibility: hidden;
  }
}

@keyframes happyai-welcome-overlay-timeout {
  to {
    pointer-events: none;
    visibility: hidden;
  }
}