JSFiddle - React, Tailwind, and code Playground

HTML

<div id="img-container">
    <img id="badge" src="http://www.slidesjs.com/img/new-ribbon.png">
    <img src="http://www.slidesjs.com/img/slide-4.jpg"/>
</div>

CSS

#img-container{
    position: relative;   
}

#badge{
    position: absolute;
    top: 0p;
    left: 0px;
    z-index: 2; // 1 higher than the z-index of the image
}