JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="http://extjs.cachefly.net/ext-3.1.1/resources/css/ext-all.css">
<script src="http://extjs.cachefly.net/ext-3.1.1/adapter/ext/ext-base.js"></script>
<script src="http://extjs.cachefly.net/ext-3.1.1/ext-all.js"></script>

JavaScript

var grid = new Ext.grid.GridPanel({
    title: 'Grid',
    store: new Ext.data.ArrayStore({
        autoDestroy: true,
        fields: [ 'col1','col2' ],
        data: [ [1,2], [2,3], [3,4], [4,5], [5,6], [6,7], [7,8], [8,9], [9,10], [10,11], [11,12], [12,13] ]
    }),
    colModel: new Ext.grid.ColumnModel({
        columns: [
            {header: 'Col1', dataIndex: 'col1'},
            {header: 'Col2', dataIndex: 'col2'}
        ]            
    }),
    height: 450,
    viewConfig: { forceFit: true},
    disabled: true
});

var wrap = new Ext.Panel({
    title: 'Wrap',
    height: 300,
    renderTo: Ext.getBody(),
    items: [grid],
    autoScroll: true
});