.standalone-button--big .btn {
    margin-bottom: 15px;
    font-weight: 300;
    padding: 30px 60px 35px 35px;
    min-height: 226px;
}

.standalone-button--big .standalone-button--big--primary {
    font-size: 40px;
    letter-spacing: -0.7px;
    margin-bottom: 15px;
}

.standalone-button--big .standalone-button--big--secondary {
    line-height: 25px;
    letter-spacing: 0.5px;
}

@media only screen and (max-width: 670px) {
    .standalone-button--big .btn {
        margin-right: 10px;
        margin-left: 20px;
        width: 90%;
    }

    .standalone-button--big .standalone-button--big--primary {
        font-size: 2em;
    }
}