JSFiddle - React, Tailwind, and code Playground

by unknown601

HTML

<div id="outer">
    <div id="inner">Button</div>
</div>

CSS

#outer {
    width:300px;
    height:30px;
    background-color:blue;
}
#inner {
    width:100px;
    text-align: center;
    height:30px;
    background-color:red;
    margin: 0 auto;
}