JSFiddle - React, Tailwind, and code Playground

HTML

<div id="info">Hello</div>

CSS

#info {
    width: 200px;
    height: 200px;
    background: #eee;
}

JavaScript

function hideInfo() {
    if (window.event.srcElement.id != 'info') {
        document.getElementById('info').style.display = 'none';
    }
}

document.onclick = hideInfo;