JSFiddle - React, Tailwind, and code Playground

HTML

<link href="http://fonts.googleapis.com/css?family=Open+Sans:400,700&subset=latin,greek-ext,greek" rel='stylesheet' type='text/css'/>
<p class='open-sans'>νιψονανομηματαμημονανοψιν</p>
<p>νιψονανομηματαμημονανοψιν</p>

CSS

p.open-sans
    {
    font-family: 'Open Sans', sans;
    }