DEMO HONEYJS

View code
<!-- Create a form -->
<form method="POST" id="secured">
  <input type="email" name="email">
  <input type="password" name="password">
  <input type="hidden" name="crsf-token" value="adas35297fffksjzzFE">
  <!-- an optional placeholder for honeyjs to load components -->
  <span class="honeyjs></span>
  <button type="submit"> Submit </button>
</form>

<!-- Load reCaptcha API, jQuery and HoneyJS -->
<script src="//www.google.com/recaptcha/api.js?render=explicit"></script>
<script src="//cdn.jsdelivr.net/honeyjs/1.1.0/honey.min.js"></script>

<!-- Secure the form with reCaptcha -->
<script type="text/javascript">
  honey(document.getElementById('secured')).captcha("reCaptchaSiteKey");
</script>