JSFiddle - React, Tailwind, and code Playground

HTML

<button id="subscribe">Subscribe to Newsletter</button>
<form>
    <input type="email" id="email" placeholder="email" required/>
    <input type="submit" id="submit" />
</form>
<span>Thank you!</span>

JavaScript

$('span').hide();
$('form').hide();
$("#subscribe").click(function(){
    $("#subscribe").hide();
    $('form').show();
});
$('form').submit(function(){
    $('form').hide();
    $('span').show(); 
});