JSFiddle - React, Tailwind, and code Playground

HTML

<div style="border: 1px solid black;">
    <a href="?lang=ru"><img src="http://top-5ive.net/images/flags/ru.png" alt="Русский"></a>
</div>

CSS

div, a, img {   
    margin: 0;
    padding: 0;
}