JSFiddle - React, Tailwind, and code Playground

by karim79

HTML

<div class="a" style="background-color: #ff0000; height: 50px; width: 50px;"></div>
        <div class="b" style="display: none; background-color: #00ff00; height: 50px; width: 50px;"></div>

JavaScript

$(document).ready(function() {
    $(".a").hover(function() {
        $(".b").toggle();
    });
});