#jan-banner .button {
    width: 17.3%;
    left: 52.9%;
    height: 14.7%;
    bottom: 14.3%;
    text-indent: -9999px;
    margin: 0;
    padding: 0;
}
@media screen and (max-width: 767px) {
    #jan-banner .button {
        width: 47%;
        left: 26.4%;
        height: 6.3%;
        bottom: 45.3%;
    }
}