.tresc {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 12px;}
.tresc h1{font-size:20px; text-align:center;}
.tresc h2{font-size:12px; text-align:center;}
.tresc h3{font-size:12px; text-align:left;}
.tresc h4{font-size:12px; text-align:center;}