@media print {
    header, nav, footer{
        display: none;
    }
    video{
        display: none;
    }
    img {
        max-width: 100%;
        height: auto;
        -webkit-filter: grayscale(100%); /* Safari 6.0 - 9.0 */
        filter: grayscale(100%);
    }
    body {
        font-family: Arial, sans-serif;
        font-size: 12pt;
        line-height: 1.4;
        margin: 0;
        padding: 0;
    }
    #tartalom {
        width: 100%;
        margin: 0;
        padding: 10px;
    }
    @page {
        size: A4;
        margin: 20mm;
    }
    legend{
        color: black;
    }
}