JSFiddle - React, Tailwind, and code Playground

by Niffler

HTML

<div id="wrapper">
    <div id="c1" class="left" style="background: red;"></div>
    <div id="c2" class="left" style="background: blue;"></div>
    <div id="c3" style="background:yellow"></div>
</div>

CSS

div div {
    height: 50px;
    background-color: green;
    width: 32.666%;
    display: block;
    float: left;
}

div .left {
    margin-right: 1%;
}