.bk_buy_button {
    font-size: inherit!important;
    font-weight: inherit!important;
    border-radius: 5px!important;
    padding: 3px 25px!important;
    margin: 0!important;
    line-height: 0!important;
    display: inline-flex!important;
}

.commercial__form{
    display: flex;
    justify-content: center;
}
.commercial__form-box, .commercial__response{
    display: none;
}
.commercial__form input[type="email"]{
    flex-shrink: 1;
    height: 42px;
    border: 2px solid var(--yellow);
    border-radius: 5px 0 0 5px;
    padding: 0 20px;
}