@media print {
    header footer .navigation {
        display: none;
    }

    #header, #footer {
        display: none;
    }

    .content-wrap .col-md-4{
        display:none;
    }

    .col-md-3, .sidebar
    {
        display: none !important;
    }

    #slider, .slider-element {
        display: none;
    }
}