JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://igniteui.com/js/modernizr.min.js"></script>
<script src="https://code.jquery.com/jquery-1.9.1.min.js"></script>
<script src="https://code.jquery.com/ui/1.10.3/jquery-ui.min.js"></script>
<script src="https://cdn-na.infragistics.com/igniteui/latest/js/infragistics.core.js"></script>
<script src="https://cdn-na.infragistics.com/igniteui/latest/js/infragistics.lob.js"></script>
<script src="https://igniteui.com/js-data/northwind"></script>
<link href="https://cdn-na.infragistics.com/igniteui/latest/css/themes/infragistics/infragistics.theme.css" rel="stylesheet"></link>
<link href="https://cdn-na.infragistics.com/igniteui/latest/css/structure/infragistics.css" rel="stylesheet"></link>

<table id="grid2">
    </table>

JavaScript

$(function () {
            /*----------------- Instantiation -------------------------*/
            $("#grid2").igHierarchicalGrid({
                features: [
                    {
                        name: "Responsive",
                        enableVerticalRendering: false,
                        columnSettings: [
                            {
                                columnKey: "Title",
                                classes: "ui-hidden-phone"
                            },
                            {
                                columnKey: "Address",
                                classes: "ui-hidden-phone"
                            }
                        ]
                    },
                    {
                        name: "Updating",
                        editMode: "dialog",
                        rowEditDialogOptions: {
                            height: "350px",
                            width: "390px",
                            containment: "window",
                            showDoneCancelButtons: true
                        },
                        columnSettings:
                            [{
                                columnKey: "LastName",
                                required: true
                            }]
                    }
                ],
                width: "100%",
                autoCommit:true,
                dataSource: northwind,
                dataSourceType: "json",
                responseDataKey: "results",
                autoGenerateColumns: false,
                autofitLastColumn: false,
                primaryKey: "EmployeeID",
                columns: [
                    { key: "EmployeeID", headerText: "Employee ID", dataType: "number", width: "0%", hidden: true },
                    { key: "FirstName", headerText: "First Name", dataType: "string", width: "15%" },
                    { key: "LastName", headerText: "Last Name", dataType: "string", width:...