body {
	color: white;
	background: #000;
}

.reveal h1,
.reveal h2,
.reveal h3,
.reveal h4 {
	margin: 0 0 20px 0;
	color: white;
	font-family: Helvetica, 'Gill Sans', Arial, Sans-serif;
	line-height: 0.9em;
	letter-spacing: 0.02em;
    /*font-weight:400;*/
	}