.centered {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

div#content-page {
	background-color: white;
	width: 100%;
	z-index: 1
}

div#welcome-page {
	background-color: white;
	width: 100%;
	z-index: 2
}

div#welcome-logo {
	background-color: white;
	border: 1px solid gray;
/*	z-index: 3*/
}