JSFiddle - React, Tailwind, and code Playground

HTML

<div id="video-container">
    <iframe width="420" height="315" src="//www.youtube.com/embed/dQw4w9WgXcQ" frameborder="0" allowfullscreen>   </iframe>
    <div class="video-overlay">
        Overay Content
    </div>
</div>

CSS

#video-container {
    position:relative;
    width:420px;
}
.video-overlay {
    position:absolute;
    top:50px;
    right:50px;
    background:#000;
    color:#FFF;
}