#gocontrol-banner {
  position: fixed;
  inset: 0;
  background: #007bff;
  color: white;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Segoe UI', sans-serif;
  text-align: center;
  transition: opacity 1s ease-out;
}
#gocontrol-banner .center-box h1 {
  font-size: 4em;
  margin-bottom: 0.5em;
}
#gocontrol-banner .center-box p {
  font-size: 1.5em;
  margin-top: 0;
}
#gocontrol-banner.fade-out {
  opacity: 0;
}