input#single_card_no {
    background-image: url(../images/images.png); 
    background-position: 7px -113px;
    background-size: 120px 361px;
    background-repeat: no-repeat;
    padding-left: 54px;
}

input#single_card_no.visa {
    background-position: 7px -155px;
}

input#single_card_no.visa_electron {
    background-position: 7px -197px;
}

input#single_card_no.mastercard {
    background-position: 7px -239px;
}

input#single_card_no.maestro {
    background-position: 7px -281px;
}

input#single_card_no.discover {
    background-position: 7px -323px;
}

input#single_card_no {
    font-size: 14px;
    letter-spacing: 6px;
}