JSFiddle - React, Tailwind, and code Playground

HTML

<div class="parent">
    <div class="child">Child1</div>
    <div class="child">Child2</div>
    <div class="clear"></div>
    <div class="child">Child3</div>
    <div class="child">Child4</div>
</div>

CSS

.parent{
    width: 1000px;
    margin: 0 auto;
    text-align: center;
    font-size:0;
}
.child{
    display: inline-block;
    margin: 2px auto;
    width: 25%;
    background-color: green;
    font-size:16px;
}