#checkout-form {
    margin: 0;
}

/* card images are added to card number */
#card-number {
    background-image: none;
    background-origin: content-box;
    background-position: calc(100% + 40px) center;
    background-repeat: no-repeat;
    background-size: contain;
}

/* feedback is displayed after tokenization */
#feedback {
    position: relative;
    left: 15px;
    display: inline-block;
    background-color: transparent;
    border: 0px solid rgba(200, 200, 200, 1);
    border-radius: 4px;
    transition: all 100ms ease-out;
    padding: 11px;
}

    #feedback.error {
        color: red;
        border: 1px solid;
    }

    #feedback.success {
        color: seagreen;
        border: 1px solid;
    }