.testo {
	font-family: helvetica, arial, tahoma, verdana, sans-serif;
	font-size:0.7em;
	color:#000000;
	}
A:link{ 
		text-decoration: none;
		color: #666666;
	 }
A:visited{
		 text-decoration: none;
		 color: #666666;
		  }
A:hover{ 
		 text-decoration: none;
		 color: #333333;
		 background:#f0f0f0;
		}