JSFiddle - React, Tailwind, and code Playground

HTML

<div class="col-md-4 col-xs-6">1</div>
<div class="col-md-4 col-xs-6 pull-right">3</div>
<div class="col-md-4 col-xs-12">2</div>

CSS

.row div {
    border: 1px solid black;
}