table.dataTable tr.dtrg-group.dtrg-level-0 td {
    font-weight: bold;
}
table.dataTable tr.dtrg-group td {
    background-color: #e0e0e0;
}
table.dataTable tr.dtrg-group.dtrg-level-1 td:first-child{
    padding-left: 0.5em;
}
table.dataTable tr.dtrg-group.dtrg-level-1 td{
    background-color: #f0f0f0;
    padding-top: 0.25em;
    padding-bottom: 0.25em;
}
table.dataTable tr.dtrg-group.dtrg-level-2 td:first-child {
    padding-left: 1em;
}
table.dataTable tr.dtrg-group.dtrg-level-2 td {
    background-color: #fff0f0;
}

table.dataTable tr.dtrg-group.dtrg-level-3 td:first-child {
    padding-left: 1.5em;
}
table.dataTable tr.dtrg-group.dtrg-level-3 td {
    background-color: #f0f0f0;
}
table.dataTable.compact tbody tr td.order_id {
    padding-left: 2em;
}