@media print {

    @page {
        size: 80mm 58mm; /* set sticker size */
    }

    #sticker-area {
        max-width: 100%;
        max-height: 100%;
        padding: 0;
        margin: 0;
        overflow: hidden !important;
    }

    .container-fluid, .modal-header, .modal-footer {
        display: none;
    }

    .modal-body {
        width: 99% !important;
        height: 99% !important;
        padding: 0 !important;
        margin: 0 !important;
        overflow: hidden !important;
    }

    #participant-firstname, #participant-surname, #participant-company, #staff-firstname, #staff-surname, #staff-job {
        color: black !important;
    }

    #participant-firstname, #participant-surname {
        font-size: 7vw !important;
    }

    #staff-firstname, #staff-surname {
        font-size: 9vw !important;
        overflow: hidden !important;
    }

    #participant-company {
        font-size: 9vw !important;
        font-weight: bold !important;
    }

    #staff-job {
        font-size: 8vw !important;
    }
}