body {font-size: 4pt}
	div.slide {float: left; height: 22em; margin-right: 1em}
        .cover { text-align: center}
        .intropage {page-break-before: always; }
/*      .intropage:after {counter-increment: p; display: block;
                text-align: center; font-weight: bold;
                position: fixed; bottom: 1cm;
                content: "page " counter(p, lower-roman)} */
        p.author { font-style: italic}
        p.subtitle { font-weight: bold; }
        h1 {margin-top: 10cm }