JSFiddle - React, Tailwind, and code Playground

by quanqhuy188

HTML

<div id="content">
    <p>This is some content.</p>
</div>
<div id="background"></div>

CSS

body {
    background-color: cyan;
}

#background {
  position:fixed;
    top: 0px;
    left: 0px;
    width: 50%;
    height: 100%;
    background-color: pink;
 
}