.area-footer {  } 
.colonna1 { text-align:left; }
.colonna2 { text-align:center; }
.colonna3 { text-align:right; }
.colonna11 { text-align:left; }

@media (max-width:767px) {
.area-footer { padding-top:30px; padding-bottom:30px; text-align:center; } 
.riga2 {margin-top:30px;}
.colonna11 { text-align:center; margin-bottom:30px; }
.colonna13 { padding:30px; padding-bottom:0px; }
.colonna1 { text-align:center; padding-bottom:30px; }
.colonna3 { text-align:center; padding-top:30px; }
}

@media(min-width:768px) and (max-width:991px) {
.area-footer { padding-top:50px; padding-bottom:50px; } 
.riga2 {margin-top:50px;}
}

@media(min-width:992px) {
.area-footer { padding-top:50px; padding-bottom:50px; } 
.riga2 {margin-top:50px;}
}

@media(min-width:1200px) {	
.area-footer { padding-top:50px; padding-bottom:50px; }
.colonna11 { margin-top:-35px; }
.riga2 {margin-top:50px;}
}