JSFiddle - React, Tailwind, and code Playground

HTML

<div contenteditable>Hello</div>

<span></span>

CSS

div {
    background: #ccc;
    padding: 10px;
}

span {
    width: 20px;
    height: 20px;
    position: absolute;
    top: 10px;
    left: 10px;
    background: deeppink;
    
}

JavaScript

document.getElementsByTagName("div")[0].focus();