V.

Card Number Mask

<label class="in48"><svg viewBox="0 0 24 24" aria-hidden="true"><rect x="3" y="5" width="18" height="14" rx="2.5"/><path d="M3 10h18M7 15h4"/></svg><input type="text" inputmode="numeric" maxlength="19" placeholder="1234 5678 9012 3456" aria-label="Card number"></label>