JSFiddle - React, Tailwind, and code Playground

HTML

<div class="parent">
    <div class="child">a</div>
    <div class="child">b</div>
    <div class="child">c</div>
</div>

CSS

.parent{height:200px;width:100%;background:#ddd;display:table;border-spacing:5px;border-collapse:separate;}
.child{background-color:#ccc;display:table-row;}