JSFiddle - React, Tailwind, and code Playground

HTML

<div id="cajaroja"><div id="cajanaranja"></div></div>

CSS

#cajaroja {
background-color: #b73411;
width: 380px;
height: 198px;
padding: 21px;
}

#cajanaranja {
background-color: #f3942f;
height: 100%;
}