JSFiddle - React, Tailwind, and code Playground

by carloscalla

HTML

<div id="container" style="position:relative; top:100px; left:100px; width:200px; height:300px; overflow: auto;">
    <div id="absoluteinner" style="width:100px; height:100px; background-color:red;">
    </div>
    <div id="staticinner" style="width:100px; height:800px; background-color:purple;">
    </div>
</div>

CSS

body{
    margin: 0;
}
#absoluteinner{
    position: fixed;
    margin-top: 10px;
    margin-left: 10px;
    top: inherit;
    left: inherit;
}