<div class="form-group">
  <div class="panel panel-border-narrow" id="contact-by-text">
    <label class="form-label" for="contact-text-message">Mobile phone number</label>
    <input class="form-control" name="contact-text-message" type="text" id="contact-text-message">
  </div>
</div>

<div class="form-group">
  <div class="panel panel-border-narrow">
    <label class="form-label" for="contact-text-message">Mobile phone number</label>
    <input class="form-control" name="contact-text-message" type="text" id="contact-text-message">
  </div>
</div>

Remove duplicate ID - contact-by-text
Remove duplicate ID - contact-by-text
