.main-news-gallery__button {
    width: 3vw;
    height: auto;

    filter: invert(40%);
    cursor: pointer;
}

.main-news-gallery__button_left {
    transform: rotate(180deg);
}

.main-news-gallery__button:hover {
    filter: invert(30%);
}

@media screen and (max-width: 1000px) and (orientation: portrait) {
    .main-news-gallery__button {
        width: 6vw;
    }
}