JSFiddle - React, Tailwind, and code Playground

HTML

<div id="test"></div>

CSS

#test {
    height: 5000px;
}

JavaScript

$(function () {
    $(document).keyup(function (e) {
        if (e.which == 39) {
           window.scrollTo(0, $(window).height() + $(document).scrollTop()); 
        } else if (e.which == 37) {          
           window.scrollTo(0, $(document).scrollTop() - $(window).height());
        }
    });
});