<input aria-describedby="cardNumber-hint" class="textbox required cardNumber UNKNOWN" data-card-grouping="4,4,4,4,4" data-card-separator=" " data-cardnumber-message="Enter a valid card number" data-length-message="Enter a valid card number" data-mandatory-message="Enter a valid card number" data-minlength="12" data-populate="card-number" dir="ltr" id="cardNumber" maxlength="24" name="cardNumber" pattern="[0-9\s]{11,24}" placeholder="" role="textbox" type="tel"/>