@media screen and (max-width: 1299px) {
    .container-inner,
    .startpage-container {
        width: 1160px;
    }
}
@media screen and (max-width: 1249px) {
    .container-inner,
    .limiter,
    .startpage-container {
        width: 900px;
    }
    .startpage-container {
        margin-bottom: 140px;
    }
    .startpage-container .limiter {
        padding-right: 40px;
        padding-left: 40px;
    }
    .possibility .row {
        margin-left: -10px;
        margin-right: -10px;
    }
    .advantage .container-inner {
        padding-bottom: 20px;
    }
    .tools .container-inner {
        padding: 70px 0 30px;
    }
    .tools .subtitle {
        padding: 0;
    }
    .set .container-inner {
        padding: 30px 0;
    }
    .courses .container-inner,
    .reviews .container-inner {
        padding: 40px 0;
    }
    .olympiad .container-inner {
        padding-top: 50px;
    }
    .webinars .subtitle {
        padding-right: 0;
    }
    .reviews .subtitle {
        margin-bottom: 40px;
    }
    .license__unit {
        margin-bottom: 85px;
    }
    .social-bar {
        bottom: -8px;
        margin-left: -40px;
        margin-right: -40px;
    }
    .tab-switcher__button span {
        align-items: start;
        line-height: 16px;
        min-height: 42px;
    }
}
@media screen and (max-width: 1024px) {
    .container-inner,
    .limiter,
    .startpage-container {
        width: 100%;
    }
    .startpage-container {
        margin-bottom: 60px;
    }
    .startpage-container .limiter {
        padding: 0 10px;
    }
    .possibility__title {
        padding-right: 0;
    }
    .possibility__img {
        width: auto;
        height: auto;
    }
    .olympiad .img-container:after,
    .olympiad .img-container:before,
    .social-bar-decor {
        display: none;
    }
    .reviews-slider__col_photo {
        flex: 0 0 120px;
    }
    .reviews-slider__photo {
        height: auto;
    }
    .social-bar {
        margin: 0 -10px;
    }
    .courses__img {
        margin: 0;
    }
}
@media screen and (max-width: 767px) {
    .hidden-xs {
        display: none;
    }
    .subform__container {
    padding: 16px 10px 21px 10px;
    }
    .order-xs-1 {
        order: 1;
    }
    .order-xs-2 {
        order: 2;
    }
    .olympiad .img-container {
        margin-bottom: 10px;
        min-height: auto;
        padding-top: 30px;
    }
    .blog .subtitle,
    .courses .subtitle,
    .set .subtitle,
    .webinars .subtitle,
    .working .subtitle {
        text-align: center;
    }
    .blog .img-container,
    .webinars .img-container,
    .working .img-container {
        text-align: center;
        margin-bottom: 20px;
    }
    .courses .img-container {
        text-align: center;
    }
    .set .img-container {
        text-align: center;
        margin-bottom: 20px;
    }
    .license .subtitle {
        text-align: center;
    }
    .license__unit {
        margin-bottom: 30px;
    }
    .license .img-container {
        margin: 20px 0;
    }
    .social-bar__container {
        padding: 45px 30px;
    }
    .social-bar-list {
        flex-wrap: wrap;
        justify-content: center;
        margin-bottom: 30px;
    }
    .social-bar-list__item {
        margin: 20px;
    }
    .advantage .container-inner,
    .blog .container-inner,
    .license .container-inner,
    .olympiad .container-inner,
    .reviews .container-inner,
    .set .container-inner,
    .tools .container-inner,
    .webinars .container-inner,
    .working .container-inner {
        padding: 30px 0;
    }
    .courses .container-inner {
        padding: 50px 0;
    }
    .blog .subtitle,
    .courses .subtitle,
    .webinars .subtitle,
    .working .subtitle {
        display: none;
    }
    .blog .subtitle_mobile,
    .courses .subtitle_mobile,
    .webinars .subtitle_mobile,
    .working .subtitle_mobile {
        display: block;
    }
    .blog__img,
    .working__img {
        margin: 0;
    }
    .license .container-inner {
        padding-bottom: 0;
    }
    .advantage-list__item {
        flex: 0 0 100%;
    }
    .reviews-slider {
        padding: 0;
    }
    .slider-control {
        display: none;
    }
    .reviews-slider__row {
        flex-wrap: wrap;
    }
    .reviews-slider__col {
        flex: 0 0 100%;
    }
    .reviews-slider__col_photo {
        flex: 0 0 100%;
        margin-bottom: 30px;
    }
    .reviews-slider__photo {
        max-width: 92px;
        max-height: 105px;
        margin-right: 30px;
    }
    .reviews-slider__unit:before {
        z-index: 22;
        right: auto;
        left: 40px;
        top: -60px;
        margin-right: 0;
    }
    .reviews-slider__info {
        display: none;
    }
    .reviews-slider__photo-container {
        display: flex;
    }
    .reviews-slider__photo-container .reviews-slider__info {
        display: block;
    }
    .effective .container-inner {
        padding: 48px 0 48px 0;
    }
    .tools .img-container {
        padding-bottom: 30px;
    }
    .tools .tab-switcher__head {
        display: none;
    }
    .tools .tab-switcher__unit {
        display: block;
        margin-bottom: 20px;
    }
    .tools .tab-switcher__unit:last-child {
        margin-bottom: 0;
    }
    .videoguide .container-inner{
        padding-top: 14px;
    }
    .timeline .container-inner {
        padding-top: 48px;
    }
    .teachers .subtitle {
        padding-right: 0;
        text-align: center;
    }
    .teachers .button-blue-wrap {
        text-align: center;

    }
    .parents .subtitle {
        padding-right: 0;
        text-align: center;
    }
    .parents .button-blue-wrap {
        text-align: center;

    }
    .benefits .subtitle {
        padding: 0;
    }
    .benefits-table__description{
        font-size: 13px;
    }
    .benefits-table__description-gray{
        display: none;
    }
    .effective .subtitle{
        padding: 0;
    }
    .effective .effective__list {
    padding: 0;
    flex-direction: column;
    }
    .effective .effective__row:last-child {
    margin-bottom: 24px;
    }
    .bigbase .container-inner {
        padding: 74px 0 46px 0;
    }
    .bigbase__stat{
    flex-direction: column;
    }
    .bigbase__service{
        margin-bottom: 42px;
    }
    .steps-header{
        flex-direction: column;
    }
    .steps .container-inner {
        padding-top: 64px;
    }
    .steps .subtitle{
        padding: 0;
        text-align: center;
    }
    .steps .tip-img{
        display: none;
    }
    .steps .tip-right{
        margin: 21px auto;
    }
    .steps .tip-box{
        padding: 12px 19px 16px 19px;
    }
    .steps .tip-text{
        text-align: center;
    }
    .steps-row{
        flex-direction: column;
        align-items: center;
        margin-top: 10px;
    }
    .steps-row__block1:before,
    .steps-row__block2:before,
    .steps-row__block3:before{
        display: none;
    }
    .steps .step_down{
        margin: 0;
    }
    .steps .steps-text{
        text-align: center;
        margin-bottom: 28px;
    }
    .steps-row__block1,
    .steps-row__block3{
        margin-right: 0;
    }
    .timeline .img-container{
        display: none;
    }
    .timeline .tip-img-left{
        display: none;
    }
    .timeline .tip-left{
        margin: 21px auto;
    }
    .timeline .tip-box-left{
        padding: 12px 19px 16px 19px;
    }
    .timeline .tip-text-left{
        text-align: center;
    }
    .usage__row{
        flex-direction: column;
        align-items: center;
    }
    .usage__row{
        margin-top: 0;
    }
    .usage__col{
        margin-top: 42px;
    }
    .usage__tip-text {
        padding: 0;
    }
    .comfort .subtitle{
        padding: 0;
    }
    .comfort__list {
    flex-direction: column;
    align-items: center;
    }
    .comfort__col {
    margin-right: 0;
    width: calc(100%);
    }
    .advantage .container-inner{
        padding-top: 74px;
    }
    .about .container-inner {
        padding: 21px 0 63px 0;
    }
    .about .subtitle {
        text-align: center;
    }
}