JSFiddle - React, Tailwind, and code Playground

by GrumJim

HTML

<div id="container">
    <div id="right"></div>
    <div id="left"></div>
</div>

CSS

div {
    height: 100px;
}
#container {
    width: 100%;
}
#left {
    background: grey;
}
#right {
    position: relative;
    float: right;
    background: black;
    width: 25px;
}