.hide-on-desktop{
    display: none;
}

@media only screen and (max-width: 480px) {
    table.responsive.email-columns,
    table.responsive.email-columns > tbody,
    table.responsive.email-columns > tbody > tr.email-columns-row,
    table.responsive.email-columns > tbody > tr.email-columns-row > td.email-columns-cell {
        display: block !important;
        width: auto !important;
    }

    /* Four columns go 2 x 2 instead of a single column. Floats, because the cells have whitespace between them. */
    table.responsive.email-columns.four_columns > tbody > tr.email-columns-row {
        overflow: hidden;
    }

    table.responsive.email-columns.four_columns > tbody > tr.email-columns-row > td.email-columns-cell:not(.gap) {
        float: left;
        width: 50% !important;
        box-sizing: border-box;
    }

    /* the horizontal gaps go; the gap between the two rows stays as the vertical spacer */
    table.responsive.email-columns.four_columns > tbody > tr.email-columns-row > td.email-columns-cell.gap {
        display: none !important;
    }

    table.responsive.email-columns.four_columns > tbody > tr.email-columns-row > td.email-columns-cell.gap:nth-child(4) {
        display: block !important;
        clear: both;
    }

    /* without gaps, the third column starts the second row */
    table.responsive.email-columns.four_columns > tbody > tr.email-columns-row > td.email-columns-cell:not(.gap):nth-child(2) ~ td.email-columns-cell:nth-child(3) {
        clear: left;
    }

    .alignright:not(.keep-float),
    .alignleft:not(.keep-float) {
        display: block !important;
        float: none !important;
        margin-left: auto !important;
        margin-right: auto !important;
        margin-bottom: 20px !important;
    }

    .hide-on-desktop{
        display: table-cell;
    }

    .hide-on-mobile{
        display: none;
    }
}