JSFiddle - React, Tailwind, and code Playground

HTML

<div id="top">
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>10th P Tag</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>20th P Tag</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>30th P Tag</p>
</div>
<div id="bottom">
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>10th P Tag</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>20th P Tag</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>Content Here</p>
    <p>30th P Tag</p>
</div>

CSS

div {
    position : absolute;
    top      : 0;
    width    : 50%;
    height   : 300px;
}
#top {
    overflow : hidden;
    left     : 0;
}
#bottom {
    left       : 50%;
    overflow   : auto;
    overflow-x : hidden;
    overflow-y : auto;
}

JavaScript

$('#bottom').on('scroll', function () {
    $('#top').scrollTop($(this).scrollTop());
});