JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
lalalalla lala la la la la la lallalalal lal ala 
lalalal la  lala lalalal la l la lllalal alla</div>

<div class="container2">
lalalallalalalalalalalalallalalallalalalalalallalalalalalallallalllalalalla</div>

CSS

.container {
 padding: 10px;
 position: fixed;
 width: 250px;
 max-height: 200px;
 overflow-y: scroll;
 overflow-x: hidden;
 }
.container2 {
 padding: 10px;
 position: fixed;
 width: 250px;
 max-height: 200px;
 overflow-y: scroll;
 overflow-x: hidden;
 top:200px;
 }