JSFiddle - React, Tailwind, and code Playground

HTML

<div class="parent">
    <div class="child">Child</div>
    <div class="child">Child</div>
    <div class="clear"></div>
    <div class="child">Child</div>
    <div class="child">Child</div>
    <div class="clear"></div>
</div>

CSS

.parent{
    width: 1000px;
    margin: 0 auto;
}
.child{
    float: left;
    margin: 2px auto;
    width: 25%;
    background-color: green;
}
.clear{
    clear: both;
}