.art-logo

{

  position:absolute;

  margin-top:5px;

  margin-left:0px;

  height: 167px;

  width: 465px;

  background-image:url(../images/logo.jpg);

  background-repeat:no-repeat;

}
.art-logo-footer

{

  position:absolute;

  margin-top:5px;

  margin-left:0px;

  height: 84px;

  width: 781px;

  background-image:url(../images/logo_mail.jpg);

  background-repeat:no-repeat;

}

.art-close

{

  position:absolute;

  height: 571px;

  width: 1567px;

  background-image:url(../images/sitoinaggiornamento.jpg);

  background-repeat:no-repeat;

}