Hello the reservation form does not go with mobile could you please give me Funktions.shordcodes.php. Check. thank you

//reservation form shortcode
function jellythemes_reservation_form( $atts, $content = null ) {
extract( shortcode_atts( array(
), $atts ) );
global $jellythemes;
  return '<form action="' . get_template_directory_uri() . '/inc/reservation.php" method="post" id="reservationform" class="contact-form">
                            <div class="col-md-5 col-md-offset-1 jt_col column_container">
                                <p>Reservierungsoptionen wählen</p>
                                <input name="emailto" type="hidden" value="' . $jellythemes['contact_email'] . '">
                                <input type="date" id="date" name="date" placeholder="' . __('Datum', 'jellythemes') . '" class="text date required" >
                                <input type="time" id="time" name="time" placeholder="' . __('Zeit', 'jellythemes') . '" class="text time required" >
                                <input type="text" id="party" name="party" placeholder="' . __('Personen', 'jellythemes') . '" class="text party required" >
                            </div>

                            <div class="col-md-5 jt_col column_container">
                                <p>Kontakt Details</p>
                                <input type="text" id="reservation_name" name="reservation_name" placeholder="' . __('Name', 'jellythemes') . '" class="text reservation_name required" >
                                <input type="email" id="reservation_email" name="reservation_email" class="tex email required" placeholder="' . __('Email', 'jellythemes') . '" >
                                <input type="text" id="reservation_phone" name="reservation_phone" placeholder="' . __('Telefon', 'jellythemes') . '" class="text reservation_phone required">
                            </div>

                            <div class="col-md-10 col-md-offset-1 jt_col column_container">
                                <textarea id="reservation_message" name="reservation_message" class="text area required" placeholder="' . __('Ihre Mitteilung', 'jellythemes') . '" rows="6"></textarea>
                            </div>
                            <div class="col-md-4 col-md-offset-4 jt_col column_container">
                            <div class="formSent">' . __('<strong>Ihre Nachricht wurde versendet!</strong> Vielen Dank für Ihre Reservation.', 'jellythemes') . '</div>
                                <input type="submit" class="button center" value="' . __('Reservation senden', 'jellythemes') . '" >
                            </div>
                        </form>
                        <div class="col-md-12 jt_col column_container">
                        <div class="voffset60"></div>
                            <div class="ornament"></div>
                        </div>';

exactly mobile device I can time and date do not enter I shordcodes.php of them get it then went to update it gets. could you please send me the shordcodes.php Thanks