JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container">
    <div class="status"></div>
    <div class="status"></div>
</div>

CSS

#container {
    width: 800px;
    height: 600px;
    margin: 0 auto;
    border: 1px solid #ccc;
    display: flex;
    align-items: center;
    justify-content: center;
}
.status {
    height: 100px;
    width: 100px;
    background: #efefef;
    margin-left: 2px;
    border: 1px solid #ccc;
}