table.has-columns-hidden > tbody > tr > td > span.responsiveExpander {
    background: url('../images/jquery_datatables/expand.png') no-repeat 5px center;
    cursor: pointer;
    float: left;
    height: 16px;
    margin-right: 10px;
    padding-left: 0;
    width: 26px;
}

table.has-columns-hidden > tbody > tr.detail-show > td span.responsiveExpander {
    background: url('../images/jquery_datatables/collapse.png') no-repeat 5px center;
}

table.has-columns-hidden > tbody > tr.row-detail > td {
    background: #eee;
}

table.has-columns-hidden > tbody > tr.row-detail > td > ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

table.has-columns-hidden > tbody > tr.row-detail > td > ul > li > span.columnTitle {
    font-weight: bold;
}