Style for selected cell

Kendo Grid Bare jsFiddle with kendo demo datasource

HTML

<link rel="stylesheet" href="http://cdn.kendostatic.com/2013.3.1119/styles/kendo.common.min.css">
<script src="http://cdn.kendostatic.com/2013.3.1119/js/kendo.all.min.js"></script>
<link rel="stylesheet" href="http://cdn.kendostatic.com/2013.3.1119/styles/kendo.silver.min.css">
<div id="grid"></div>

CSS

#grid td.k-state-selected {
       background-color: #f0713a;
       border-color: #f0713a
    }
    
    #grid th.k-header {
       background-color: green;       
    }

JavaScript

$(document).ready(function() {
                    $("#grid").kendoGrid({
                        dataSource: {
                            type: "odata",
                            transport: {
                                read: "http://demos.kendoui.com/service/Northwind.svc/Orders"
                            },
                            schema: {
                                model: {
                                    fields: {
                                        OrderID: { type: "number" },
                                        Freight: { type: "number" },
                                        ShipName: { type: "string" },
                                        OrderDate: { type: "date" },
                                        ShipCity: { type: "string" }
                                    }
                                }
                            },
                            pageSize: 20,
                            serverPaging: true,
                            serverFiltering: true,
                            serverSorting: true
                        },
                        height: 430,
                        filterable: true,
                        sortable: true,
                        pageable: true,
                        selectable: "cell",
                        columns: [{
                                field:"OrderID",
                                filterable: false
                            },
                            "Freight",
                            {
                                field: "OrderDate",
                                title: "Order Date",
                                width: 120,
                                format: "{0:MM/dd/yyyy}"
                            }, {
                                field: "ShipName",
                                title: "Ship Name",
                                width: 260
                            }, {
                              ...