@media screen and (max-width: 640px) {
    html, body {
        font-size: 11px;
    }

    .copyright svg {
        width: 80px;
    }

    .--start-screen .nav__logo-img, .nav__logo img {
        height: 6rem;
    }

    .nav__contacts > * {
        font-size: 0px !important;
    }

    .nav__contacts {
        margin-right: .5rem;
        padding: 0px;
        width: 4.5rem;
        height: 4.5rem;
        background-image: url(../img/mob__tell.svg);
        background-size: 3.5rem;
        background-repeat: no-repeat;
        background-position: center;
    }

    .nav__info {
        display: none;
    }

    .nav__menu {
        box-shadow: none;
        width: 4.5rem;
        height: 4.5rem;
    }


    .nav__contacts {
        position: relative;
    }


    h1, .h1 {
        font-size: 2.25rem;
        line-height: 2.75rem;
    }

    h1 br, .h1 br {
        display: none;
    }

    .product-single__btn {
        width: 6rem;
        font-size: 4rem;
    }

    .section[data-anchor="main"] .section__title-label {
        display: none;
    }
    .section[data-anchor="product-arthrocaps-90"] .section__title-top {
        font-size: 1.2rem;
    }
    .section[data-anchor="product-arthrocaps-90"] .product-single__img-wrap {
        width: 100%;
        max-width: 480px;
        transform: none;
    }
    .section[data-anchor="contacts"] .slide-wraper {
        padding-bottom: 8rem;
    }

    .what-is {
        margin-top: 2rem;
        margin-bottom: 2rem !important;
    }

    .what-is__circles {
        margin-bottom: 2rem;
    }

    .order-form__input {
        width: 100% !important;
        max-width: 100%;
        border-radius: 4rem;
        margin-bottom: .5rem;
    }

    .order-form__btn {
        max-width: 100%;
        border-radius: 3rem;
    }

    a.show-more {
        display: none;
    }

    /*.--first-slide .slide-wraper {*/
    /*    padding-top: 10rem;*/
    /*}*/


    .base-icons__title br {
        display: none;
    }

    .base-total__devider {
        display: none;
    }

    .base-total__item {
        max-width: 33.33%;
        text-align: center;
    }

    .base-total {
        align-items: flex-start;
    }

    .gallery__item {
        height: 50vh;
    }

    .adv-economy__img.--2 {
        max-width: 10rem;
    }

    .coverage-area__icon {
        width: calc(33.33% - 1rem);
    }

    .coverage-area__icons { /* flex-wrap: wrap; */
    }

    img.coverage-area__icon {
        width: 100%;
    }

    .environment__desc {
        text-align: center;
        margin-top: 1rem;
    }

    .environment__icon {
        text-align: center;
        justify-content: center;
        margin-bottom: 2rem;
    }

    .environment__img {
        margin-right: 0px;
    }

    .environment__stat {
        width: 100%;
        margin-bottom: 2rem;
    }

    .environment__stat:last-child {
        margin-bottom: 0px;
    }

    .main-title br {
        display: none;
    }

    img.calc-model__map {
        margin: 0px auto;
        width: 20rem;
    }

    .calc-model__markers {
        margin-left: 0px;
        margin: 0px auto;
        margin-top: 2rem;
    }

    .strengths__info {
        margin-left: 0px;
        padding-left: 2rem;
        padding-right: 0px;
    }

    .strengths__item {
        align-items: flex-start;
    }

    .nav__logo {
        margin-left: 0px;
    }

    .nav {
        padding: 1rem;
        /* background-color: rgba(17, 17, 17, 0.8); */
    }

    .circle-btn.--send-message span {
        display: none;
    }

    .circle-btn.--send-message {
        margin-top: -1.25rem;
        margin-right: 1rem;
        padding-left: 0px;
    }

    .--start-screen .nav__logo-img, .nav__logo img {
        height: 3.5rem;
        margin-left: 1rem;
    }

    h4, .h4 {
        font-size: 1.25rem;
    }

    .index-section__buttons {
        margin-top: 4rem;
    }

    .side-nav {
        display: none;
    }

    .index-section__devider {
        display: none;
    }

    .index-section__btn {
        margin-bottom: 1rem;
    }

    .mask-line {
        display: none;
    }

    .product {
        max-width: 100% !important;
    }

    .rent-asq__line-form.col.--4 {
        max-width: 100% !important;
    }

    .order__btn {
        height: 5rem;
        border-radius: 2.5rem;
        width: 100%;
        margin-top: 2rem;
    }

    .flex.col.--4 {
        max-width: 100% !important;
    }

    /*.pre-footer__languages {
        display: none;
    }*/
    .circle-btn.--send-message .circle-btn__circle {
        width: 3.5rem;
    }

    div#before-load svg {
        padding: 2rem;
    }

    .belberry-copyright__title {
        margin-right: 10px;
        margin-bottom: 5px;
        font-size: 1rem;
    }
}