JSFiddle - React, Tailwind, and code Playground

HTML

<div id="content">
    <div class="repeat">
        <p>hello</p>       
    </div>
    <div class="repeat">
    </div>
</div>

CSS

.repeat
{
    display:inline-block;
    border-style:solid;
    border-width:2px;
    height:50px;
    width:50px;
}


#content
{   
    border-style:solid;
    border-width:2px;
    text-align:center;
}