.css {
	background-repeat: no-repeat;
}
<link href="titolo.css" rel="stylesheet" type="text/css">
.titolo {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: medium;
	font-weight: bold;
	color: #009900;
}
.titolo {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: medium;
	font-weight: normal;
	color: #009900;
}