JSFiddle - React, Tailwind, and code Playground

HTML

<div class="box_center">

<div class="box"></div>
<div class="box"></div>

</div>

CSS

.box_center {
  background: #e2e1e0;
  text-align: center;
}

.box {
  background: #fff;
  border-radius: 2px;
  display: inline-block;
  height: 50px;
  margin: 10px;
  position: absolute;
  width: 50px;
}