JSFiddle - React, Tailwind, and code Playground

by Tenderfeel

HTML

<div id="wrap">
        <div id="card"></div>
</div>

CSS

#wrap{
    position:relative;
    height:300px;
    width:100%;
    border:solid 1px blue;
}

#card {
    width:200px;
    height:150px;
    background:#999;
    margin:-75px 0 0 -100px;
    position:absolute;
    top:50%;
    left:50%;
}