JSFiddle - React, Tailwind, and code Playground

HTML

<a href="hello">
    Link
    <span data-title="Edit">
      <img src="https://www.linux.org.ru/photos/9745:857868240.png" alt="Edit"/>
    </span>

</a>

CSS

a:hover [data-title]:after {
      content: attr(data-title);
  padding: 4px 8px;
  color: #FFF;
 background-color:black;
    }