@media screen and (max-width: 992px) {
    html {
        font-size: 90%;
    }
}

@media screen and (max-width: 768px) {
    html {
        font-size: 85%;
    }
    .nav__list {
        display: none;
    }

    .nav__list-open,
    .nav__btn  {
        display: block;
        transition: 0.3s;
    }

    .nav__link {
        padding: 1rem;
        text-align: center;
    }

}

@media screen and (max-width: 600px) {
    html {
        font-size: 75%;
    }

    .header__images, .header__contact {
        float: none;
        text-align: center;
    }

    .header__contact {
        margin-top: 1rem;
    }

    .slider__item {
        padding-top: 20rem;
    }

    .grid__item {
        float: none;
        width: 100%;
        margin-right: 0;
    }
    .advantage {
        display: block;
    }

    .advantage__item {
        margin-right: 0;
        width: 100%;
        margin-bottom: 2rem;
    }
}