JSFiddle - React, Tailwind, and code Playground

HTML

<div id="contact-box">
    
    <div id="contact-us">
        text in here
    </div>
    
</div>

CSS

#contact-box{
    display: table-cell;
    vertical-align: middle;
    height: 300px;
    border: 1px red solid;
}

#contact-us{
    border: 1px black solid;
}