td          { font-family: Arial; font-size: 11 px }
.testo10     { font-family: Arial; font-size: 10 px }
.titoloprincipale { font-family: Arial; font-size: 21 px; font-weight: bold }
.titolosecondario { font-family: Arial; font-size: 14 px; font-weight: bold }
.testo11     { font-family: Arial; font-size: 11 px }
.testo13     { font-family: Arial; font-size: 13 px }