JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
    <div class="row">
        <div class="col-xs-12 col-md-4 col-md-push-8">
            side
        </div>
        <div class="col-xs-12 col-md-8 col-md-pull-4">
            main
        </div>
    </div>
<div>

CSS

@import url('http://getbootstrap.com/dist/css/bootstrap.css');