.t599 .t-section__descr {
    max-width: 570px;
}

.t512 .t-section__descr {
    max-width: 727px;
}

.t983 .t-section__descr {
    max-width: 700px;
}
.t959 .t-section__descr {
    max-width: 700px;
}

.t-submit {
    font-size: 18px;
}

.t-btn_sm {
    font-size: 18px;
}
.t-btn {
    font-size: 18px;
}
.t903__descr {
    max-width: 100%;
}