body {
 font-family:Tahoma, Helvetica, sans-serif;
 margin:0px;
 padding:0px;
}
img {
 border-width:0px;
}
.centrato {
 text-align:center;
 margin:0px auto;
}
.testo {
 margin:0px auto 0px auto;
 text-align:left;
 width:600px;
}
.testo td {
 padding: 5px;
}