JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://www.snorkl.tv/dev/libs/greensock/TweenMax.min.js"></script>
<script src="http://www.snorkl.tv/dev/libs/greensock/plugins/ColorPropsPlugin.min.js"></script>
<div class="box"></div>

CSS

.box{
    position:relative;
    width:50px;
    height:50px;
    background-color:red;
}

JavaScript

var prop="left",
    value=200,
    prop2 = "opacity",
    value2 = "0"

var cssProps = {};

cssProps[prop] = value;
cssProps[prop2] = value2;

TweenLite.to($('.box'), 1, {css:cssProps});