html, body {
	margin: 0;
	height: 100%;
	font-family: sans-serif;
}

#c {
	width: 100%;
	height: 100%;
	display: block;
    position: fixed;
    top: 0;
    left: 0;
    z-index: -1;
}

.container {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 2em;
}

h1 {
    color: white;
    font-size: 3em;
    text-shadow: 0 0 10px black, 0 0 20px black, 0 0 30px black;
}