JSFiddle - React, Tailwind, and code Playground

by alexdickson

HTML

If Safari on OS X, background will be blue!

CSS

body {
  background: red;   
}

body.safari {
  background: blue;   
}

JavaScript

if (navigator.userAgent.match(/OS X.*Safari/) && ! navigator.userAgent.match(/Chrome/)) {
   document.body.className += 'safari';
}