example/public/index.html
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Ladda</title>
<link rel="stylesheet" type="text/css" href="https://cdnjs.cloudflare.com/ajax/libs/Ladda/1.0.0/ladda.min.css">
</head>
<body>
<div id="root"></div>
</body>
</html>