JSFiddle - React, Tailwind, and code Playground

HTML

<!doctype html>
<html>
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
    <meta http-equiv="X-UA-Compatible" content="IE=7,IE=9" />
    <meta name="viewport" content="initial-scale=1, maximum-scale=1,user-scalable=no"/>
    <title>Identify Sample</title>
    
    <link rel="stylesheet" type="text/css" href="http://serverapi.arcgisonline.com/jsapi/arcgis/2.4/js/dojo/dijit/themes/claro/claro.css">
    <script type="text/javascript">djConfig = { parseOnLoad:true }</script>
    <script type="text/javascript" src="http://serverapi.arcgisonline.com/jsapi/arcgis/?v=2.4"></script>
   

  </head>
  <body class="claro">
    <div data-dojo-type="dijit.layout.BorderContainer" 
         data-dojo-props="design:'headline',gutters:false" 
         style="width: 100%; height: 100%; margin: 0;">
      <div id="map" 
           data-dojo-type="dijit.layout.ContentPane" 
           data-dojo-props="region:'center'"> 

           <div id="controls"></div>      
      </div>
    </div>
  </body>
</html>

CSS

html, body { height: 100%; width: 100%; margin: 0; padding: 0; }
      #map{ margin: 0; padding: 0; }
      #controls { width:180px; height:100px; position: absolute; top: 10px; right: 10px; z-index: 40; color: #000; background: #fff;
                  border: 1px solid #000; padding: 5px; }

JavaScript

dojo.require("esri.map");
      dojo.require("esri.tasks.identify");
      dojo.require("dijit.layout.BorderContainer");
      dojo.require("dijit.layout.ContentPane");
      dojo.require("dijit.layout.TabContainer");

      var map, identifyTask, identifyParams;

      function init() {
        var initExtent = new esri.geometry.Extent({"xmin":-9270392,"ymin":5247043,"xmax":-9269914,"ymax":5247401,"spatialReference":{"wkid":102100}});
        map = new esri.Map("map",{extent:initExtent});
        dojo.connect(map.infoWindow, "onShow", function() {
          dijit.byId("tabs").resize();
        });
        dojo.connect(map, "onLoad", initFunctionality);
        var basemap = new esri.layers.ArcGISTiledMapServiceLayer("http://server.arcgisonline.com/ArcGIS/rest/services/World_Street_Map/MapServer");
        map.addLayer(basemap);
        
        var landBaseLayer = new esri.layers.ArcGISDynamicMapServiceLayer("http://sampleserver3.arcgisonline.com/ArcGIS/rest/services/BloomfieldHillsMichigan/Parcels/MapServer",{opacity:.20});

        // Create check boxes for each layer
        // Check on or off depending on layer visibility
        dojo.connect(landBaseLayer, 'onLoad', function(svc) {
          var controlsNode = dojo.byId('controls');
          controlsNode.innerHTML = 'Layers to identify:<br />';
          dojo.forEach(svc.layerInfos, function(li, idx) {
            createLayerToggle(li, controlsNode);
          });
        });
        map.addLayer(landBaseLayer);
      }

      function createLayerToggle(li, parent) {
        // Create check box
        var checkBox = dojo.create('input', { 
          id: 'chk_' + li.id, type: 'checkbox', checked: li.defaultVisibility 
        });

        // Create a label with layer name
        var label = dojo.create('label', { 
          id: 'lbl_' + li.id,
          innerHTML: li.name, 
          for: 'chk_' + li.id 
        });

        // Add check box and label as children
        dojo.place(checkBox, parent);
    ...