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>
<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>

<div id="htmlEditor"></div>

CSS

.ui-ightmleditor .ui-igbutton.ui-state-default .ui-igbutton-copy,
        .ui-ightmleditor .ui-igbutton.ui-state-default.ui-state-hover .ui-icon.ui-igbutton-copy
        {
            background-image: url("https://igniteui.com/images/samples/html-editor/ig-html-editor-custom-styles-sprite.png")!important;
            background-position: 0 -160px;
        }
        .ui-ightmleditor .ui-igbutton.ui-state-default .ui-igbutton-cut,
        .ui-ightmleditor .ui-igbutton.ui-state-default.ui-state-hover .ui-igbutton-cut.ui-icon
        {
            background-image: url("https://igniteui.com/images/samples/html-editor/ig-html-editor-custom-styles-sprite.png")!important;
            background-position: 0 0;
        }
        .ui-ightmleditor .ui-igbutton.ui-state-default .ui-igbutton-paste,
        .ui-ightmleditor .ui-igbutton.ui-state-default.ui-state-hover .ui-igbutton-paste.ui-icon
        {
            background-image: url("https://igniteui.com/images/samples/html-editor/ig-html-editor-custom-styles-sprite.png")!important;
            background-position: 0 -176px;
        }
        .ui-ightmleditor .ui-igbutton.ui-state-default .ui-igbutton-bold ,
        .ui-ightmleditor .ui-igbutton.ui-state-default.ui-state-hover .ui-igbutton-bold.ui-icon
        {
            background-image: url("https://igniteui.com/images/samples/html-editor/ig-html-editor-custom-styles-sprite.png")!important;
            background-position: 0 -336px;
        }
        .ui-ightmleditor .ui-igbutton.ui-state-default .ui-igbutton-italic ,
        .ui-ightmleditor .ui-igbutton.ui-state-default.ui-state-hover .ui-igbutton-italic.ui-icon
        {
            background-image: url("https://igniteui.com/images/samples/html-editor/ig-html-editor-custom-styles-sprite.png")!important;
            background-position: 0 -400px;
        }
        .ui-ightmleditor .ui-igbutton.ui-state-default .ui-igbutton-underline ,
        .ui-ightmleditor .ui-igbutton.ui-state-default.ui-state-hover...

JavaScript

$(function () {

            var height = $('html').hasClass('touch') ? 500 : 350;

            $("#htmlEditor").igHtmlEditor({
                width: "99%",
                height: height
            });

        });