JSFiddle - React, Tailwind, and code Playground

HTML

<div class="Welcome">Welcome to our site<div>
<div class="Message">Thanks for touching me!<div>

CSS

div.Message{
    display:none;
}

JavaScript

$('.Welcome').hover(
    function () {
    $('.Message').show();
  }, 
    function () {
    $('.Message').hide();
  }
);