Hello Dojo

HTML

<h1 id="greeting">Hello</h1>

CSS

h1 {
    font-family: Helvetica, sans-serif;
}

JavaScript

require([
    'dojo/dom',
    'dojo/domReady!'
], function (dom) {
    var greeting = dom.byId('greeting');
    greeting.innerHTML += ' from Dojo!';
});