body {
	background-color: white;
	color: black;
	margin-left: 7%;
	margin-right: 7%;
	font-family: helvetica, serif;
	font-size: 12pt;
}

h1, h2, h3, h4, h5, h6 {
	color: black;
	font-family: helvetica, serif;
	left-indent: 2em
}

.programlisting {
	font-size: 9pt;
	background-color: silver
}