JSFiddle - React, Tailwind, and code Playground

HTML

<span>Select font:</span>
<select onchange=fontSelected(event)>
    <option value="default">Browser Default</option>
    <option value="Lily+Script+One">Lily Script One</option>
    <option value="Freckle+Face">Freckle Face</option>
    <option value="Fascinate+Inline">Fascinate Inline</option>
    <option value="Londrina+Shadow">Londrina Shadow</option>
</select>
<h1 id="theText">This is a sample text...</h1>

JavaScript

function fontSelected(e){
    var select = e.target;
    if (select.selectedIndex > 0) { // web font
        var fontID = select.options[select.selectedIndex].value;
        if (!document.getElementById(fontID)) {
            var head = document.getElementsByTagName('head')[0];
            var link = document.createElement('link');
            link.id = fontID;
            link.rel = 'stylesheet';
            link.type = 'text/css';
            link.href = 'https://fonts.googleapis.com/css?family='+fontID;
            link.media = 'all';
            head.appendChild(link);
        }
        document.getElementById("theText").style.fontFamily = select.options[select.selectedIndex].innerHTML;
    }else{ // default browser font
        document.getElementById("theText").style.fontFamily = null;
    }
}