table        { font-family: Verdana; font-size: 8 pt; color: #000000; text-decoration:none }
.ombra_ds    { background-image: url('images/ombra_ds.jpg') }
.ombra_sn    { background-image: url('images/ombra_sn.jpg') }
.banner_sn   { background-image: url('images/banner_ds.jpg') }
.banner_ds   { background-image: url('images/banner_sn.jpg') }
a            { font-family: Verdana; font-size: 10 px; color: #000000; text-decoration: none; 
               font-weight: bold }
a:hover       { font-family: Verdana; font-size: 10 px; color: #FF6600; text-decoration: none; 
               font-weight: bold }body         { background-image: url('images/sfondo.jpg') }