td.lletra {COLOR:navy; FONT-SIZE:18pt; FONT-FAMILY:verdana,Arial; FONT-WEIGHT: bold; BACKGROUND:#c9ccff}

td.lletrapetita {COLOR:#8080C0; TEXT-ALIGN:center; FONT-SIZE:12pt; FONT-FAMILY:verdana,Arial; FONT-WEIGHT: bold; BACKGROUND:#444444}