body {
	font-family: georgia, serif;
	font-size: 1em;
	line-height: 1.3em;
	background-color: #E8E8E8;
	color: #111;
	margin-left: 2em;
	margin-right: 2em;
	margin-bottom: 2em;
}

.hide { display: none; }

h1, h2, h3, h4 {
	color: #104080;
}

h1 {
	font-family: georgia, serif;
	font-weight: normal;
	font-size: 300%;
	letter-spacing: 0.1em;
	padding-bottom: .5em;
	border-bottom-style: solid;
	border-bottom-width: thick;
	border-bottom-color: #104080;
}
h2 {
	font-family: verdana, sans-serif;
	font-weight: bold;
	font-size: 180%;
	letter-spacing: 0.15em;
	margin-top: 2em;
}
h1 + h2 { margin-top: 0 }

h3 {
	font-family: verdana, sans-serif;
	font-weight: normal;
	font-size: 110%;
	font-variant: small-caps;
	margin-top: 1.5em;
}

h3 + * {
	margin-top: -10px;
}

table.refs th {
	font-family: arial, sans-serif;
	font-weight: normal;
	font-size: 95%;
	text-align: left;
	vertical-align: top;
	padding-right: 2em;
}

a {
	text-decoration: none;
}

a:link, a:visited {
	color: black;
	background-color: #d4d4d4;
}
a:hover {
	color: teal;
}
a.int:hover {
	color: olive;
}
a:link img, a:visited img {
	background-color: transparent;
	border-style: none;
}

code {
	font-family: courier;
	font-weight: bold;
}
pre {
	font-family: monospace;
	margin-left: 5em;
	margin-right: 5em;
}

div.footer {
	font-family: sans-serif;
	font-size: 70%;
	line-height: 1.2em;
	color: #666;
	margin-top: 5em;
	padding-top: .5em;
	border-top-style: solid;
	border-top-width: thin;
}
div.footer a {
	color: inherit;
	background-color: inherit;
}

@media aural {  
	h1, h2, h3 {
		stress: 20; richness: 90;
	}
	.hide, .nospeak {
		speak: none;
	}
	p.copyright {
		volume: x-soft;
		speech-rate: x-fast;
	}
	dt {
		pause-before: 20%;
	}
	pre, code {
		speak-punctuation: code;
	} 
}