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<form method="post" class="comments-form" id="contactform" action="/action_page.php">
                           <ul>
                              <li><input type="text" id="name" name="name" class="required" placeholder="Nome *" required></li>
                              <li><input type="text" id="email" name="email" class="required email" placeholder="E-mail *" required></li>
                              <li><input type="text" name="address" id="address" placeholder="Endereço *" required></li>
                              <li><p>Por favor, digite o número de celular com o DDD e o 9º dígito sem usar símbolos. Exemplo: 99 999999999</p></li>
                              <li><input type="numerical" class="required" placeholder="Telefone 99 999999999 com o 9º dígito*" required></li>
                              <li><input type="submit" class="thbg-color" value="Enviar!"></li>
                              <!-- <li><a href="https://api.whatsapp.com/send?phone=5587996146455&text=Ol%C3%A1%2C%20eu%20gostaria%20de%20saber%20mais%20sobre%20o%20concurso%21"><input class="thbg-color" type="button" value="Enviar"></a></li> -->
                           </ul>
                           <div class="hidden-me" id="contact_form_responce">
                              <p></p>
                           </div>
                        </form>