JSFiddle - React, Tailwind, and code Playground

HTML

<select id="backgrounds">
    <option>Select a background</option>
    <option value="http://t2.gstatic.com/images?q=tbn:ANd9GcT-wQk0CTwl93EmiaUaoIjpMVmwHDNBz_7hN0UNpAz5DCWq66Sp-w">Background 1</option>
    <option value="http://www.hdwallpapers.in/walls/abstract_color_background_picture_8016-wide.jpg">Background 2</option>    
</select>

JavaScript

$(document).ready(function()
{
    var body = $(document.body);
    $('#backgrounds').bind('change', function(event){
        var bg = $(this).val();
        console.log(bg);
        if(bg == null || typeof bg === 'undefined' || $.trim(bg) === '')
            body.css('background-image', '');
        else
            body.css('background-image', "url('" + bg + "')");       
        
    });
});