.Titolo {  font-family: Arial, Helvetica, sans-serif; font-size: 16px; font-weight: bold}

.sottotitolo {  font-family: Arial, Helvetica, sans-serif; font-size: 12px; font-style: italic}

.autori {  font-family: Arial, Helvetica, sans-serif; font-size: 12px; font-weight: bold; font-style: italic}