<form method="post" action="/contact#contact_form" id="contact_form" class="contact-form">
  <input type="hidden" name="form_type" value="contact" />
  <input type="hidden" name="utf8" value="✓" />
  <label for="ContactFormName">Nombre</label>
  <input type="text" name="contact[name]" id="ContactFormName" required>
  
  <label for="ContactFormEmail">Email</label>
  <input type="email" name="contact[email]" id="ContactFormEmail" required>

  <label for="ContactFormMessage">Mensaje</label>
  <textarea name="contact[body]" id="ContactFormMessage" rows="5" required></textarea>

  <input type="submit" value="Enviar">
</form>