table.prettytable {
	/*margin: 1em 1em 1em 1em;*/
	margin: 0;
	background: whitesmoke;
	border-collapse: collapse;
}
table.prettytable th, table.prettytable td {
	border: 1px silver solid;
	padding: 0.2em;
	vertical-align:top;
}
table.prettytable th {
	background: gainsboro;
	text-align: left;
}
table.prettytable caption {
	margin-left: inherit;
	margin-right: inherit;
}
table.prettytable input {
	margin-top:4px;
	margin-bottom:4px;
}