JSFiddle - React, Tailwind, and code Playground

HTML

<div>1</div>
<div>2</div>
<div>3</div>
<div>4</div>
<div>5</div>

CSS

DIV {
    display: inline-block;
    width: 10%;
    border: 1.2em solid #dddddd;
    border-radius: 50%;
    max-width: 1.2em;
    max-height: 1.2em;
    box-sizing: border-box;    
    margin: 0 auto;
}