body {  font-family: "Arial", "Helvetica", "sans-serif",}
.stl {  font-family: "Courier New", "Courier", "mono"}
td {
	text-align: center;
	vertical-align: middle;
}
th {
	text-align: center;
	vertical-align: middle;
}
table {
	width: 90%;
}
h4 {
	background-color: #66CCCC;
	padding: 2px;
}
h3 {
	background-color: #66CCCC;
	padding: 3px;
}
h2 {
	background-color: #66CCCC;
	padding: 5px
}