@media screen and (max-width: 700px) {
    /* CARD CSS */
    .card {
        width: -webkit-fill-available;
        overflow: hidden;
        margin: 0px auto 10px;
        z-index: 0;
        background-size: 100% 100%;
    }
    .card2 {
        width: auto;
        margin: 0 0px;
    }

}