.wc-block-cart__submit-button.contained { background-color: #000000;  color: #ffffff;  border-radius: 6px; padding: 14px 28px; font-size: 16px; font-weight: 600; text-transform: uppercase; border: none; transition: background-color 0.3s ease; } .wc-block-cart__submit-button.contained:hover { background-color: #444444;  color: #ffffff; }