PaperModX/layouts/partials/newsletter_sub_form.html

{{/* Add `layouts/partials/newsletter_sub_form.html` in your own code to customize the form */}}

<div class="subscribe-form">
  <form
    action=""
  >
    <div class="input-group">
      <input type="text" name="email" placeholder="Your email address">

      <button type="submit">Subscribe</span></button>
    </div>

  </form>
</div>