body {
	font-size: 12px;
	font-family: Verdana, Arial, Helvetica, Geneva, Swiss, SunSans-Regular;
}

h1 {
	font-size: 24px;
}

h2 {
	font-size: 20px;
}

h3 {
	font-size: 16px;
}

h4 {
	font-size: 12px;
}

p {
	line-height: 1.5em;
}

p.extra_margin {
	margin-top: 40px;
}

div.center {
	text-align: center;
}

table.background {
	border-collapse: collapse;
}

table.background, table.background th, table.background td {
	border: 2px solid black;
}