#edd-iamport-subscription-rsa input.card-expiry-month,
#edd-iamport-subscription-rsa input.card-expiry-year,
#edd-iamport-subscription-rsa input.card-pwd2digit {
    width: 48px !important;
}
#edd-iamport-subscription-rsa input {
    font-family: /*DotumChe,*/ Consolas, monospace;
}