var Packer = require('react-packer');
 
var App = React.createClass({
    render: function () {
        return (
            <Packer>
                <Packer />
                <Packer className='item' />
                <Packer>
                    <p>Hello World</p>
                </Packer>
            </Packer>
        );
    }
});
 
React.render(
    <App />,
    document.body
)