tr:nth-child(even) {
	background: #CCC;	
}
tr:nth-child(odd) {
	background: #FFF;	
}

.col1 {
	font-family: Courier;
	font-size: x-small;
	text-align: left;
	vertical-align: top;
	white-space: nowrap;
}

.col2 {
	font-family: Courier;
	font-size: x-small;
	vertical-align: top;
	text-align: left;
	white-space: nowrap;
}

.col3 {
	font-family: Courier;
	font-size: x-small;
	vertical-align: top;
	text-align: left;
}