/* boot.css */
#boot-screen {
  position:fixed;
  top:0;
  left:0;
  width:100%;
  height:100%;
  background:#000;
  display:flex;
  justify-content:center;
  align-items:center;
  color:#fff;
  font-family:Lucida Grande,sans-serif;
  font-size:24px;
  z-index:9999;
}

/* Optional: simple fade animation */
#boot-screen.fade-out {
  opacity:0;
  transition:opacity 1s ease;
}

#boot-screen::after {
  content: 'Mac OS X Snow Leopard';
}