.wc-block-cart__submit-container span {
    color: var(--wp--preset--color--base);
}

.wc-block-cart__submit-container a {
    border-radius: 4px;
}

.wc-block-cart__submit-container a:hover,
.wc-block-cart__submit-container a:focus {
    background-color: var(--wp--preset--color--color-0)
}