      <button type="submit" class="btn">Submit</button>
          </div>
        </div>
      </form>

      <!-- success modal -->
      <div class="modal-container">
        <div class="modal">
          <div class="modal-header">
            <i class="fas fa-check-circle"></i>
            <h2>Message sent!</h2>
          </div>
          <div class="modal-body">
            <p>Thanks for completing the form, we will be in touch soon!</p>
          </div>
        </div>
    </main>

    <!-- External Java