@media print {
    body * { visibility: hidden; }
    #wf_printarea, #wf_printarea * { visibility: visible; }
    #wf_printarea {
        position: absolute;
        top: 0; left: 0;
        width: 100%;
        padding: 2.5cm 3cm;
        background: #fff;
        font-family: 'Times New Roman', serif;
        font-size: 11.5pt;
        line-height: 1.85;
        color: #000;
    }
}