/* 「ログインに進む」と「購入に進む」ボタン入れ替え */
#fs-checkout-payHere-container .fs-c-cartPayment {
    display: flex;
    flex-direction: column-reverse;
}
#fs-checkout-payHere-container .fs-c-buttonContainer--loginAndPurchase, 
#fs-checkout-payHere-container .fs-c-buttonContainer--unregisteredUserPurchase{
    width: 100%;
    min-width: 180px;
    max-width: 400px;
}