#pw_cardreservation {
  background-color: #fff;
  padding: 15px;
}

#pw_cardreservation .form-control {
    idth: 100%;
}

#pw_cardreservation .img-preview {
    height: 169px;
    position: relative;
    width: 319px;
}

@media (max-width: 400px) {
    #pw_cardreservation .img-preview {
        -webkit-transform: scale(0.75);
            transform: scale(0.75);
        -webkit-transform-origin: 0;
            transform-origin: 0;
    }
}

#pw_cardreservation .img-preview img {
    position: absolute;
    top: 0;
    left: 0;
}