JSFiddle - React, Tailwind, and code Playground

by NickU

HTML

<code title="abc">def</code>

CSS

code {
    position: relative;
}
code:active:after {
    content:attr(title);
    padding:2px;
    border:0.1px solid silver;
    top:110%;
    left:50%;
    background: #eeeeee;
    position:absolute;
}