JSFiddle - React, Tailwind, and code Playground

HTML

<div id=outer>
    <div id=inner>
    </div>
</div>

CSS

#outer { 
    background-color: blue; 
    padding: 3px;
}
#inner { 
    background-color: red;
    width: 400px; 
    height: 400px; 
    -moz-transform: scale(2);
    -webkit-transform: scale(2);
    transform: scale(2);
}