.tech-list__row {
    margin-bottom: 20px;
}

.section-descr {
    margin-bottom: 2em;
}

@media (min-width: 768px) {
    .tech-list__row {
        margin-bottom: 50px;
    }
}

@media (min-width: 1024px) {
    .tech-list__row {
        margin-bottom: 80px;
    }
}