body {
	background: url(../images/cavern-background.jpg);
	background-size: cover;
	z-index: -99;
	text-align: center;
}

img {
	height: 100px;
	margin: 10px;
	border-radius: 10px;
}

footer {
	background: #222;
	margin: 40px 0 0 0;
	padding: 10px;
	color: #ccc;
}

.panel {
	margin: 20px;
}

.jumbotron {
	padding: 20px;
}