@media print {
body { margin-left: 0cm; margin-right: 0cm; margin-top: 0cm; margin-bottom: 0cm; }
}

@media screen {
body { margin-left: 0px; margin-right: 0px; margin-top: 0px; margin-bottom: 0px; }
}

@page {
size: 21.0cm 29.7cm; /* A4 */
margin: 0cm;
}