JSFiddle - React, Tailwind, and code Playground

HTML

<div class="someclass">Hover me!</div>
<br><br>
    <div class="meow">I'm here!</div>

CSS

.someclass
{
    border:1px solid #000000;
}

.meow
{
    display:none;
}

JavaScript

$("div.someclass").on("mouseenter", function() {
      $(".meow").stop().fadeIn("slow");
    });
    $("div.someclass").on("mouseleave", function() {
      $(".meow").stop().fadeOut("slow");
    });