@media screen {
    #printSection {
        display: none;
        margin: 0px;
    }
}

@media print {
    body * {
        visibility:hidden;
        margin: 0px;
    }
    #printSection, #printSection * {
        visibility:visible;
        margin: 0px;
    }
    #printSection {
        position:absolute;
        left:0;
        top:0;
        margin: 0px;
    }
}