.multi-column-combobox .list-ct table {
    border-collapse: separate;
}

.multi-column-combobox .x-boundlist-item {
    /*font: normal 11px tahoma, arial, verdana, sans-serif;*/
}

.multi-column-combobox .x-boundlist-item td {
    padding: 3px;
    border-right: solid #D0D0D0 1px;
}