JSFiddle - React, Tailwind, and code Playground

HTML

<section>
    <h2>Title</h2>
    <img src="//hdwallpaper-hd.com/wp-content/uploads/tumblr_static_bugs_wallpapers_298.jpg" alt="aa">
</section>

CSS

section {
    border: 3px solid black;
    width: 600px;
    height: 300px;
    padding: 10px;
}
img{
    height: 100%;
}