JSFiddle - React, Tailwind, and code Playground

HTML

<div class="column">
<h4>Title</h4>
<ul class="scrollable">
    <li>These</li>
    <li>Items</li>
    <li>Should</li>
    <li>Be</li>
    <li>Scrollable</li>
    <li>If</li>
    <li>They</li>
    <li>Exceed</li>
    <li>The</li>
    <li>Window</li>
    <li>Height</li>
</ul>

CSS

.scrollable
{
     max-height:70px;
    overflow:auto;
    width:100px;
}

.scrollable li
{
   color:#ccc;
}