JSFiddle - React, Tailwind, and code Playground

HTML

<div>
    <p>000</p>
    <p>111</p>
    <p>222</p>
    <p>333</p>
    <p>444</p>
</div>

CSS

p{
    width:100px;
    height:100px;
    background:#ccc;
    margin-bottom:5px;
}
div{
    width:120px;
    height:250px;
    overflow-y:auto;
    border:1px solid black;
    padding:5px;
}