JSFiddle - React, Tailwind, and code Playground

HTML

<div>
    This is a div that overflows.
    . . . . . . . . . . . . . . . . . . . . . . 
    blah blah blah
    blah blah blah
    blah blah blah
    blah blah blah
    blah blah blah
    blah blah blah
    blah blah blah
    blah blah blah
    blah blah blah
    blah blah blah
</div>

<div>
    This is a div that doesnt.
    . . . . . . . . . . . . . . . . . . . . . . 
    blah blah blah
    blah blah blah
    blah blah blah
</div>

CSS

body > div {
    width : 150px;
    height : 150px;
    overflow : auto;
    padding-right : 20px;
    position : relative;
}