@media only screen and (max-width: 767px) {
  body {
    font-size: 1.8rem;
    line-height: 1.6;
  }
  h1 {
    font-size: 3.2rem;
  }
  h2 {
    font-size: 3.2rem;
    margin-bottom: 2rem;
  }
  #main {
    padding: 0 2rem;
  }
  #header-fixed {
    padding: 0 2rem;
  }
  #header-fixed .header-box {
    height: 4.5rem;
  }
  #header-fixed .open-menu {
    margin: 0 -2rem 0 0;
    padding: 0 1rem;
    width: 9.5rem;
  }
  #header-fixed .open-menu::before {
    right: auto;
    left: -0.6rem;
  }
  #header-fixed .logo {
    width: 16rem;
  }
  #header {
    height: 11rem;
  }
  #header::after {
    display: none;
  }
  .lang,
  .header-button,
  .menu {
    display: none;
  }
  .header-top {
    height: 4.5rem;
    padding: 0;
    margin: 0 0 2rem;
    -webkit-box-align: center;
    -webkit-align-items: center;
        -ms-flex-align: center;
            align-items: center;
  }
  .header-data {
    position: static;
  }
  .header-data .phone {
      -webkit-box-pack: start;
      -webkit-justify-content: flex-start;
      -ms-flex-pack: start;
      justify-content: flex-start;
  }
  .header-data .phone::before {
    display: none;
  }
  .header-data .phone a {
    font-size: 2rem;
    letter-spacing: 0.1rem;
  }
  .header-data .phone a span {
    color: #254380;
  }
  .header-data .location {
    display: none;
  }
  .header-bottom .logo {
    width: 28rem;
    margin: auto;
  }
  .open-menu {
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
  }
  .sub-menu {
    display: none;
  }
  .section-about {
    margin-top: -11rem;
    padding-top: 14.2rem;
    padding-bottom: 4.8rem;
  }
  .about .about-title {
    line-height: 1;
    margin-bottom: 3.5rem;
  }
  .about .about-title span {
    padding: 0 5rem;
  }
  .about .about-title span::before,
  .about .about-title span::after {
    width: 4rem;
    height: 0.1rem;
  }
  .about h1 {
    font-size: 3.3rem;
  }
  .about p {
    font-size: 1.8rem;
    margin-bottom: 2.7rem;
  }
  .list-about {
    display: none;
  }
  .section-about {
    margin-bottom: 2rem;
  }
  .list-category {
    margin-bottom: 4rem;
    margin-left: -1rem;
    margin-right: -1rem;
  }
  .list-category >li {
    width: 50%;
    padding-left: 1rem;
    padding-right: 1rem;
  }
  .category {
    padding: 3.5rem 1.5rem 2rem;
  }
  .category .name {
    font-size: 3rem;
  }
  .category .link {
    padding-right: 3rem;
  }
  .category .link i {
    font-size: 2rem;
  }
  .title-news {
    font-size: 3.4rem;
  }
  .galery .video{
    width: 25.5rem;
  }
  .title-news .sub {
    font-size: 1.8rem;
  }
  .list-main-news {
    margin-bottom: 4rem;
  }
  .list-main-news >li {
    width: 100%;
  }
  .list-main-news >li:nth-child(4) {
    display: none;
  }
  .main-news-one .img-box {
    width: 5.5rem;
  }
  .section {
    margin-bottom: 5rem;
  }
  .section-title .title {
    font-size: 3.4rem;
  }
  .section-title p {
    line-height: 1.25;
  }
  .section-title p .text-sub {
    font-size: 1.8rem;
  }
  .advantage-one .name {
    font-size: 1.4rem;
  }
  .advantage-one img {
    -webkit-transform: scale(0.75);
        -ms-transform: scale(0.75);
         -o-transform: scale(0.75);
            transform: scale(0.75);
  }
  .client-data >li {
    width: 100%;
  }
  .client-data >li .row >div {
    padding-top: 1rem;
    padding-bottom: 1rem;
  }
  .main-project-content {
    text-align: center;
    padding-bottom: 0;
    max-width: 100%;
    padding: 5rem 2rem 0;
  }
  .main-project-content .title {
    font-size: 3.4rem;
  }
  .main-project-content p {
    line-height: 1.25;
  }
  .main-project {
    position: relative;
    padding: 0 0 5.5rem;
    margin: -0.2rem -2rem;
  }
  .main-project >div {
    position: static;
    padding: 0.2rem 0 0;
  }
  /*.main-project >div:nth-child(2) {
    display: none;
  }*/
  .main-project >div:nth-child(5) {
    display: block;
  }
  .main-project .more {
    position: absolute;
    bottom: 0;
    left: 50%;
    -webkit-transform: translateX(-50%);
        -ms-transform: translateX(-50%);
         -o-transform: translateX(-50%);
            transform: translateX(-50%);
  }
  .main-project .project {
    height: 21rem;
  }
  .CaruselVideo {
    margin-left: -2rem;
    margin-right: -2rem;
    margin-bottom: 3rem;
  }
  .CaruselPartner,
  .CaruselClient,
  .CaruselVideo {
    padding-bottom: 3rem;
  }
  .form-subscription {
    padding: 0 0 7.5rem;
  }
  .form-subscription .btn {
    top: auto;
    right: auto;
    left: 50%;
    bottom: 0;
    -webkit-transform: translateX(-50%);
        -ms-transform: translateX(-50%);
         -o-transform: translateX(-50%);
            transform: translateX(-50%);
  }
  .form-subscription .tx-sub {
    padding-right: 1.5rem;
  }
  .footer-contact {
    display: none;
  }
  .footer-box {
    margin-left: -2rem;
    margin-right: -2rem;
    padding: 5rem 2rem 3.5rem;
  }
  .footer-info {
    width: 100%;
  }
  .foot-nav {
    display: none;
  }
  .footer-data {
    width: 100%;
  }
  .foot-logo {
    width: 28rem;
    margin: 0 auto 1.7rem;
  }
  .copy {
    text-align: center;
    margin: 0 0 1.7rem;
  }
  .footer-phone {
    margin-bottom: 0.5rem;
  }
  .footer-phone,
  .footer-mail {
    -webkit-box-pack: center;
    -webkit-justify-content: center;
        -ms-flex-pack: center;
            justify-content: center;
  }
  .footer-phone::before,
  .footer-mail::before {
    display: none;
  }
  .footer-button {
    text-align: center;
  }
  .foot-social {
    -webkit-box-pack: center;
    -webkit-justify-content: center;
        -ms-flex-pack: center;
            justify-content: center;
  }
  .sitework a {
    -webkit-box-pack: center;
    -webkit-justify-content: center;
        -ms-flex-pack: center;
            justify-content: center;
  }
  .content {
    padding-bottom: 5rem;
  }
  .about-button {
    display: block;
  }
  .about-button .btn-load {
    margin: 0 auto;
  }
  .about-button .btn-load::after {
    display: none;
  }
  #header-mobile.active {
    right: 0;
    overflow: visible;
  }
  #header-mobile.active #header-mobile-overlow {
    opacity: 1;
    height: auto;
    opacity: 1;
  }
  .list-advantage >li:nth-child(3n+3) .help-drop {
    left: 50%;
    right: auto;
    -webkit-transform: translateX(-50%);
        -ms-transform: translateX(-50%);
         -o-transform: translateX(-50%);
            transform: translateX(-50%);
  }
  .list-advantage >li:nth-child(3n+3) .help-drop-box::before {
    left: 50%;
    right: auto;
  }
  .list-advantage >li:nth-child(2n+2) .help-drop {
    left: auto;
    right: 0;
    -webkit-transform: translateX(0);
        -ms-transform: translateX(0);
         -o-transform: translateX(0);
            transform: translateX(0);
  }
  .list-advantage >li:nth-child(2n+2) .help-drop-box::before {
    left: auto;
    right: 0;
  }
  .list-project {
    margin-bottom: 3rem;
  }
  .project-one-text .img-box {
    margin: 0 -2rem;
  }
  .galery {
    -webkit-flex-wrap: nowrap;
        -ms-flex-wrap: nowrap;
            flex-wrap: nowrap;
    overflow: auto;
    margin-left: -2rem;
    margin-right: -2rem;
    padding: 0 1.5rem 0 1.5rem;
  }
  .galery >li {
    width: 26.5rem;
    padding: 0 1rem 0 0;
  }
  .galery >li a {
    width: 25.5rem;
  }
  .contact-title {
    display: block;
    margin: -1rem 0 3rem;
  }
  .contact-title >li {
    padding: 1rem 0 0;
    margin: 0;
  }
  .contact-title >li::before {
    display: none;
  }
  .list-contact .name {
    display: none;
  }
  .contact .title {
    margin-bottom: 2.5rem;
  }
  .contact-row {
    margin-top: -2.5rem;
  }
  .contact-row >div {
    padding-top: 2.5rem;
  }
  .contact-social >li:nth-child(1) {
    width: 100%;
  }
  .news .img-box {
    width: 22rem;
  }
  .list-news-box {
    margin-bottom: 1rem;
  }
  .list-news-artilce >li {
    width: 100%;
  }
  .title-inner {
    margin-bottom: 3rem;
  }
  .brand-nav >li,
  .equipment-nav >li {
    width: 100%;
  }
  .catalog-title {
    margin-bottom: 2.5rem;
  }
  .catalog-main {
    margin-bottom: 2rem;
  }
  .item {
    padding: 1.5rem;
  }
  .page-404 {
    margin-top: -11rem;
    margin-bottom: -5rem !important;
    padding-top: 13rem;
    padding-bottom: 5rem;
  }
  .page-404-box img {
    width: 90%;
  }
  .page-404-box p {
    font-size: 1.8rem;
  }
  .CardTabNavMobile {
    display: block;
  }
  .CardTabNav {
    display: none;
  }
  .card {
    margin-bottom: 2rem;
  }
  .CardTab {
    padding: 0;
  }
  .CardTabBox {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: #fff;
    z-index: 1111;
    padding: 2.5rem 2rem;
    overflow: hidden;
    opacity: 0;
    height: 100%;
    -webkit-transform: translateY(-100%);
        -ms-transform: translateY(-100%);
         -o-transform: translateY(-100%);
            transform: translateY(-100%);
  }
  .CardTabBox.active {
    overflow: hidden;
    opacity: 0;
    height: 100%;
  }
  .CardTabBox.active-mobile {
    opacity: 1;
    overflow: auto;
    -webkit-transform: translateY(0%);
        -ms-transform: translateY(0%);
         -o-transform: translateY(0%);
            transform: translateY(0%);
  }
  .CardTabBoxMobile {
    display: block;
  }
  .hidden-moibile {
    overflow: hidden;
  }
  .card-nav {
    margin-top: -1.5rem;
    margin-bottom: 3rem;
  }
  .card-nav >li {
    padding-top: 1.5rem;
  }
  .SliderCard {
    margin-left: -2rem;
    margin-right: -2rem;
    width: auto;
  }
  .card-sub {
    margin-bottom: 3rem;
  }
  .list-document >li::before {
    left: -2rem;
    right: -2rem;
  }
  .popup-left {
    display: none;
  }
  .popup-half .popup-box {
    padding-left: 2rem;
    padding-right: 2rem;
  }
  .popup-half .popup-box::after {
    left: 0;
  }
  .popup-box {
    padding-left: 2rem;
    padding-right: 2rem;
  }
  .close-popup {
    top: 1rem;
    right: 1rem;
  }
  .popup-right {
    padding: 0;
    width: 100%;
  }
  .popup-box {
    padding: 4rem 2rem;
  }
  .form-popup {
    max-width: 100%;
  }
  .form-popup h2 {
    margin-bottom: 4rem;
  }
  .popup-thx {
    font-size: 1.8rem;
  }
  .popup-logo {
    bottom: 3.5rem;
  }
  .bredcrumb {
    padding-top: 2rem;
  }
  .list-contact .phone::before {
    display: none;
  }
  .list-contact .mail::before {
    display: none;
  }

    .list-main-news >li:nth-child(3), .list-main-news >li:nth-child(4) {
        display: block;
    }


}
@media only screen and (max-width: 575px) {
  body {
    padding: 0;
  }
  .news .img-box {
    width: 100%;
  }
  .news .img-box img {
    width: 100%;
  }
  .paging-button {
    width: 100%;
    padding: 0 6rem;
  }
  .paging {
    -webkit-box-pack: center;
    -webkit-justify-content: center;
        -ms-flex-pack: center;
            justify-content: center;
  }
  .paging li {
    font-size: 2rem;
    margin: 0 0.4rem;
  }
  .paging li:nth-child(5),
  .paging li:nth-child(6) {
    display: none;
  }
  .paging li em {
    letter-spacing: 0.4rem;
  }
  .list-news-artilce >li .news .img-box {
    width: 10rem;
  }
  .list-news-artilce >li .news .name {
    font-size: 1.6rem;
  }
  .list-category >li {
    width: 100%;
  }
  .img-card {
    width: 100%;
    height: 23.8rem;
  }
    .list-main-news >li:nth-child(3) {
        display: initial;
    }
    .list-main-news >li:nth-child(4) {
        display: none;
    }
  .category .img-equipment {
    /*background: url("../img/bg-equipment-laptop.png") no-repeat;*/
    height: 18.7rem;
    width: 100%;
    background-position: center;
    background-size: 17.7rem;
    left: 0;
  }
  .category .img-material {
    /*background: url("../img/bg-material-laptop.png") no-repeat;*/
    height: 18.2rem;
    width: 30rem;
    background-size: 30rem;
    top: auto;
  }
}