.amount{width:100%}.amount input[type=text]{margin-bottom:30px}.payment_fields{display:flex;flex-wrap:wrap;padding:30px;max-width:600px;border:1px solid #000;margin:auto;margin-bottom:30px}.cc_field{border:1px solid #000;margin-bottom:30px;padding:18px 30px;font-size:1.25em;width:100%}.cc_number{width:100%}.expiration,.cvv{width:50%}.card_expires,.card_cvv{width:100%}