JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container">
    <p>Some text</p>
    <p>Some text</p>
    <div id="insidediv"></div>
</div>

CSS

#container {
    height:auto;
    border:1px solid black;
}

#insidediv {
    border:1px solid red;
    height:inherit;
}