.bg {
	background-image:	url('https://images.unsplash.com/photo-1548880021-76c14b1f6602?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1740&q=80');
	height: 100%;
}
.middle {
  position: absolute;
  top: 30%;
  left: 50%;
  color: white;
  transform: translate(-50%, -50%);
  text-align: center;
}