tr.odd td {
	background-color: #ffff99;
}
tr.even td {
	background-color: #ff0099;
}
tr.lab td {
	background-color: #66ffff;
}
tr.quiz td {
	background-color: #ff5555;
}
tr.holiday td {
	background-color: #55ff55;
}
h3 {  
  font-family: Arial, Helvetica, sans-serif;
  color: #333399;
}
td {
  font-family: Arial, Helvetica, sans-serif;
}