JSFiddle - React, Tailwind, and code Playground

HTML

<div class="head"></div>
<div class="wrapper">
        <div class="content"></div>
</div>

CSS

.head {
    width: 50px;
    height: 50px;
    background: red;
    margin: auto;
}

.wrapper {
    position: relative;
    width: 300px;
    height: 300px;
    background: lightblue;
}

.content {
    position: relative;
    width: 100px;
    height: 100px;
    top: 50%;
    left: 50%;
    margin: -50px 0 0 -50px;
    background-color: pink;

}