body {
	font-size: 24px;
	font-family: Helvetica;
	line-height: 1em;
	
	background-image: url('https://images.unsplash.com/photo-1428196457394-f0c4aec5f574?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=1050&q=80');
	background-size: cover;
}

#outter-container {
	position: absolute;
	top: 20%;
	margin: 5%;
	width: 80%;
}

#inner-container {
	background-color: rgba(255,255,255, 0.8);
	padding: 5%;
}

.hidden {
	display: none;
}