JSFiddle - React, Tailwind, and code Playground

HTML

<div style="height: 1600px">Scroll down to see the link</div>
<a href="#" id="scroll-to-top">Up Top</a>

JavaScript

$('a#scroll-to-top').click(function() {
    $('html, body').animate({
        scrollTop: 0
    }, 500);
    return false;
});