#oct-banner .button {
    bottom: 24.2%;
    width: 9.1%;
    height: 15.3%;
    text-indent: -9999px;
}
@media screen and (max-width: 567px) {
    #oct-banner .button {
        bottom: 13.5%;
        width: 43%;
        height: 7.5%;
    }
}