a:link {text-decoration:none; color: #0000FF}
a:visited {text-decoration:none; color: #0000FF}
a:hover {color: #00FF00; background:black }

.centro
{
font-family: Arial, Verdana, Times New Roman;
font-size:12px;
color:black;
text-align: justify;
background color:white;
}

.sommario
{
font-family: Arial, Verdana, Times New Roman;
font-size:12px;
text-align: justify;
background color:white;
background-image: url(immagini/som_sf.jpg);
}

.titolo
{
font-family: Arial, Verdana, Times New Roman;
font-size:10px;
text-align:center;
background color:white;
}

.firma
{
font-family: Arial, Verdana, Times New Roman;
font-size:10px;
}

A
{
color:blu;
}

H3
{
font-size:25px;
color:#0000FF;
font-family: Comic Sans Ms, Verdana, Arial;
text-align: center;
}