#jan-banner .button {
    text-indent: -9999px;
    width: 14%;
    height: 12%;
    right: 18.4%;
    bottom: 15.2%;
}
@media screen and (max-width: 767px) {
    #jan-banner .button {
        width: 36%;
        height: 7%;
        right: 32.2%;
        bottom: 22.8%;
    }
}