JSFiddle - React, Tailwind, and code Playground

HTML

<ul>
    <li>1</li>
    <li>2</li>
</ul>

CSS

li:before{
    content: url('http://jsfiddle.net/img/info-close.png');
}

li {
    *z-index: expression(runtimeStyle.zIndex = 1, this.innerHTML = "<img src='http://jsfiddle.net/img/info-close.png'>" + this.innerHTML);
}