JSFiddle - React, Tailwind, and code Playground

HTML

<div id="msg"></div>

JavaScript

var log = function(msg){
    document.write((msg || '') + '\r\n');
};
navigator.userAgent.indexOf('WebKit') + 1 ? 
((navigator.vendor || '').indexOf('Apple') + 1 ? log('Safari') : log('Chrome'))
    : log('!WebKit')