body {
	color: black;
	background: white;
	margin: 0px;
	padding: 0px;
	width: 1000px;
	margin-top: 20px;
	margin-bottom: 20px;
	margin-left: auto;
	margin-right: auto;
	border-color: silver;
	border-width: 4px;
	border-style: ridge;
	padding-top: 10px;
	padding-bottom: 10px;
	padding-right: 10px;
	padding-left: 10px;
}

hr {
	color: silver;
	background: silver;
	height: 4px;   
	border-color: silver;
	border-style: outset;
}

h1 {
	font-size: xx-large;
	color: black;
	font-weight: bold;
	font-family: arial, helvetica, sans-serif;
	padding-right: 8px;
	padding-left: 8px;
}

h2 {
	font-size: large;
	color: black;
	font-weight: bold;
	font-family: arial, helvetica, sans-serif;
	padding-right: 8px;
	padding-left: 8px;
}

h3 {
	font-size: medium;
	color: black;
	font-weight: bold;
	font-family: arial, helvetica, sans-serif;
	padding-right: 8px;
	padding-left: 8px;
}

h4 {
	font-size: small;
	color: black;
	font-weight: bold;
	font-family: arial, helvetica, sans-serif;
	padding-right: 8px;
	padding-left: 8px;
}

p {
	font-size: medium;
	color: black;
	padding-right: 20px;
	padding-left: 20px;
}

dl {
	font-size: small;
	background: mediumorchid;
	padding: 5px;
	margin: 20px;
	border-color: mediumorchid;
	border-width: 4px;
	border-style: inset;
}

img {
	border: 1px outset black;
}

div.pic {
	width: 664px;
	margin-right: auto;
	margin-left: auto;
}

div.pic a:hover {
	color: white;
	background-color: black;
} 

a:hover {
	color: firebrick;
	background-color: lightblue;
} 

ul {
	list-style-type: circle;
	list-style-position: outside;
}

ul li {
	margin: 2px;
}

pre {
	font-size: small;
	background: lightblue;
	padding: 5px;
	margin-left: 30px;
	margin-right: 30px;
	border-color: lightblue;
	border-width: 4px;
	border-style: inset;
	overflow: auto;
}