.zonscreen{display:inline,block;}
.zonprinter{display:none;}


@page{
 size: A4 portrait;
margin-left:1cm;
margin-right:0.5cm;
margin-top:3cm;
}

@page :first {
 size: A4 portrait;
margin-left:1cm;
margin-right:0.5cm;
margin-top:1cm
}