JSFiddle - React, Tailwind, and code Playground

HTML

<div id=parent>
    <div id=child>
        This is the child
    </div>
</div>

CSS

#parent{
    border: solid 1px black;
    width: 200px;
    height: 200px;
    overflow-x: visible;
    overflow-y: scroll;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}
#child{
    background-color: red;
    color: white;
    position: absolute;
    left: -50px;
}