@media screen and (max-width: 768px) {
    .hidden-block {
        padding: 10px;
    }

    .hidden-block__content {
        font-size: 14px;
    }
}

@media screen and (max-width: 480px) {
    .hidden-block {
        padding: 8px;
    }

    .hidden-block__content {
        font-size: 13px;
    }
}