JSFiddle - React, Tailwind, and code Playground

HTML

<div>WXYZ</div>

CSS

div {
    -moz-border-radius: 45px;
    border-radius: 45px;
    background-color: #ccc;
    padding:0px;
    font-size: 100px;
    color: #777;
    line-height: 70%;
    overflow: hidden;
    width: 257px;
}