.S1 {font-family:verdana; font-size: x-small; text-align: center;font-weight: bold;}
.S10 {font-family:verdana; font-size: xx-small; text-align: left;font-weight: bold;}
.S2 {
	font-family: verdana;
	font-size: xx-small;
	color: blue;
	font-weight: bold;
}
.S3 {font-family:verdana; font-size: 11px; color:teal;text-align: center;}
.body {
	background-color: #66FFFF;
	background-image: url(images/sfera_13.jpg);	
}
.nota {color:#FF0000; font-size:xx-small}
.titolo_sk { color: #000000; font-size:medium; font-family:Verdana; text-align:center; vertical-align:middle;}
.cella {vertical-align:middle; text-align:center;}