#fs_input_creditCardExpirationMonth,#fs_input_creditCardExpirationYear {
   width: 100px;
}
/*　高額購入割引の送料の文字色・サイズの変更　*/
.fs-c-cartDiscountInfo--postage .fs-c-cartDiscountInfo__info{
font-size: 18px; 
color: #FF0000;
line-height: 120%;
font-weight: bold;
}