a#istituz3:link    { background-position:0px -100px; }
a#istituz3:hover   { background-position:0px -100px; }
a#istituz3:visited { background-position:0px -100px; }



#contenuti { background: url(../img/bg_servizi.jpg) no-repeat 0 0; }

body { background-image: url(../img/bg_body_finestra.jpg);	}