@charset "UTF-8";

body::after {
    display: none;
    content: url("../img/service_bg1.png") url("../img/service_bg2.png") url("../img/service_bg4.png") url("../img/left_arrow_blue.svg") url("../img/left_arrow_white.svg") url("../img/left_arrow_blue2.svg") url("../img/cloud_video_h.svg");
}

body.hidden, html.hidden {
    overflow: hidden;
}

body.hidden {
    position: fixed;
    width: 100%;
}

input::-webkit-input-placeholder {
    opacity: 1;
    transition: opacity 0.3s ease;
    font-family: "SFUIText";
    font-size: 16px;
    color: rgba(0, 0, 0, 0.7);
    font-weight: 400;
}

input::-moz-placeholder {
    opacity: 1;
    transition: opacity 0.3s ease;
    font-family: "SFUIText";
    font-size: 16px;
    color: rgba(0, 0, 0, 0.7);
    font-weight: 400;
}

input:-moz-placeholder {
    opacity: 1;
    transition: opacity 0.3s ease;
    font-family: "SFUIText";
    font-size: 16px;
    color: rgba(0, 0, 0, 0.7);
    font-weight: 400;
}

input:-ms-input-placeholder {
    opacity: 1;
    transition: opacity 0.3s ease;
    font-family: "SFUIText";
    font-size: 16px;
    color: rgba(0, 0, 0, 0.7);
    font-weight: 400;
}

input:focus::-webkit-input-placeholder {
    opacity: 0;
    transition: opacity 0.3s ease;
}

input:focus::-moz-placeholder {
    opacity: 0;
    transition: opacity 0.3s ease;
}

input:focus:-moz-placeholder {
    opacity: 0;
    transition: opacity 0.3s ease;
}

input:focus:-ms-input-placeholder {
    opacity: 0;
    transition: opacity 0.3s ease;
}

textarea::-webkit-input-placeholder {
    opacity: 1;
    transition: opacity 0.3s ease;
    font-family: "SFUIText";
    font-size: 16px;
    color: rgba(0, 0, 0, 0.7);
    font-weight: 400;
}

textarea::-moz-placeholder {
    opacity: 1;
    transition: opacity 0.3s ease;
    font-family: "SFUIText";
    font-size: 16px;
    color: rgba(0, 0, 0, 0.7);
    font-weight: 400;
}

textarea:-moz-placeholder {
    opacity: 1;
    transition: opacity 0.3s ease;
    font-family: "SFUIText";
    font-size: 16px;
    color: rgba(0, 0, 0, 0.7);
    font-weight: 400;
}

textarea:-ms-input-placeholder {
    opacity: 1;
    transition: opacity 0.3s ease;
    font-family: "SFUIText";
    font-size: 16px;
    color: rgba(0, 0, 0, 0.7);
    font-weight: 400;
}

textarea:focus::-webkit-input-placeholder {
    opacity: 0;
    transition: opacity 0.3s ease;
}

textarea:focus::-moz-placeholder {
    opacity: 0;
    transition: opacity 0.3s ease;
}

textarea:focus:-moz-placeholder {
    opacity: 0;
    transition: opacity 0.3s ease;
}

textarea:focus:-ms-input-placeholder {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.order_service_form_row input::-webkit-input-placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.order_service_form_row input::-moz-placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.order_service_form_row input:-moz-placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.order_service_form_row input:-ms-input-placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.order_service_form_row textarea::-webkit-input-placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.order_service_form_row textarea::-moz-placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.order_service_form_row textarea:-moz-placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.order_service_form_row textarea:-ms-input-placeholder {
    color: rgba(255, 255, 255, 0.5);
}

@media screen and (max-width: 1800px) {
    .order_service_title {
        font-size: 35px;
        line-height: 42px;
    }

    .contacts_form_success {
        width: 360px;
    }

    #service_form + .contacts_form_success {
        width: 540px;
        min-height: 525px;
    }

    .required_text {
        line-height: 60px;
        top: 70px;
    }

    .order_service_form_row input {
        height: 60px;
    }

    .main_left {
        width: 600px;
    }

    .main_right {
        width: calc(100vw - 600px);
    }

    .main_title h1 {
        font-size: 30px;
        line-height: 36px;
    }

    .main_text p {
        font-size: 18px;
        line-height: 26px;
    }

    .order_service_form_row.input_service_file {
        margin: 10px 0;
    }

    .vacancy_file_btn {
        width: 35px;
        height: 35px;
    }

    #vacancy_form + .contacts_form_success {
        min-height: 570px;
    }
}

@media screen and (max-width: 1600px) {
    .wrap {
        max-width: 888px;
    }

    .header_logo a {
        width: 113px;
    }

    .header_contacts_text, .header_private a .header_private_text, .header_nav_link {
        font-size: 14px;
        line-height: 17px;
    }

    .header_tel .header_contacts_text {
        font-size: 16px;
        line-height: 19px;
    }

    .header_whatsup .header_contacts_icon {
        width: 16px;
        height: 16px;
    }

    .header_telegram .header_contacts_icon {
        width: 16px;
        height: 14px;
    }

    .header_contacts_item:not(:last-child) {
        margin-bottom: 15px;
    }

    .header_contacts, .header_private {
        margin-left: 50px;
    }

    .section_item {
        height: 780px;
    }

    .title_h1 h1 {
        font-size: 40px;
        line-height: 48px;
    }

    .services_link {
        max-width: 888px;
    }

    .services_link_item {
        width: 207px;
        height: 207px;
    }

    .services_link_item:nth-child(1) {
        margin-bottom: 20px;
    }

    .services_name {
        top: 20px;
        left: 20px;
    }

    .services_more {
        bottom: 20px;
        left: 20px;
    }

    .company_block {
        padding: 75px 0;
    }

    .title_h2 h2 {
        font-size: 35px;
        line-height: 42px;
    }

    .company_desc p, .company_desc li {
        font-size: 15px;
        line-height: 23px;
    }

    .c-footer {
        padding: 35px 37px;
    }

    .footer_logo {
        display: none;
    }

    body {
        padding-bottom: 89px;
    }

    .title_text p {
        font-size: 15px;
        line-height: 23px;
    }

    .title_text {
        margin-top: 25px;
    }

    .company_link {
        margin-top: 40px;
    }

    .company_link_item {
        width: 170px;
        height: 170px;
    }

    .company_link_name {
        font-size: 17px;
        line-height: 20px;
    }

    .subservices_item {
        width: 290px;
        height: 70px;
    }

    .subservices_item_name {
        font-size: 16px;
        line-height: 23px;
        width: calc(100% - 50px);
    }

    .subservices_item_icon {
        width: 37px;
    }

    .subservices_item a {
        padding: 13px 20px;
    }

    .servicesItem_section {
        padding: 75px 0;
    }

    .servicesItem_content_half:nth-of-type(2) {
        flex-basis: 280px;
    }

    .servicesItem_content_img {
        width: 280px;
    }

    .servicesItem_content_half:nth-of-type(1) {
        padding-right: 45px;
    }

    .servicesItem_title h3 {
        font-size: 25px;
    }

    .section_text, .section_accordion_body  {
        font-size: 14px;
        line-height: 20px;
    }

    .servicesItem_link {
        margin-top: 40px;
    }

    .full_btn {
        width: 160px;
    }

    .section_accordion_head {
        font-size: 16px;
        line-height: 19px;
    }

    .contacts_content {
        margin-top: 30px;
    }

    .contacts_form {
        width: 360px;
    }

    .contacts_form_row input {
        height: 60px;
    }

    .contacts_form_row:not(:last-child) {
        margin-bottom: 10px;
    }

    .contacts_form_success {
        min-height: 358px;
    }

    .contacts_text {
        font-size: 16px;
        line-height: 23px;
    }

    .contacts_list li {
        height: 60px;
    }

    .contacts_list li:not(:last-child) {
        margin-bottom: 10px;
    }

    .about_item_section .main_content {
        bottom: 30px;
    }

    .vacancy_block {
        padding: 60px 0;
    }

    .section_title h3, .section_title p {
        font-size: 25px;
        line-height: 36px;
    }

    .section_accordion_body .vacancy_desc_name {
        font-size: 18px;
        line-height: 22px;
    }

    .full_btn.vacancy_btn {
        width: 216px;
    }

    .about_item_section {
        min-height: 350px;
    }

    .profile_item {
        padding: 60px 0;
    }

    .news_desc {
        height: 207px;
    }

    .news_date {
        font-size: 13px;
        line-height: 16px;
    }

    .news_title a {
        font-size: 20px;
        line-height: 24px;
    }

    .certificate_gallery_item:not(:nth-child(4n)) {
        margin-right: 42px;
    }

    .certificate_gallery_item {
        width: 190px;
    }

    .projects_gallery_item {
        height: 176px;
    }

    .projects_gallery_item a {
        width: 174px;
        height: 174px;
    }

    .services_link.subservices_link .subservices_item:not(:nth-child(3n)) {
        margin-right: 9px;
    }

    .burger_text {
        font-size: 14px;
        line-height: 17px;
        margin-right: 15px;
    }

    .burger_icon_order_service {
        width: 50px;
        height: 50px;
    }

    .first_line_slant, .second_line_slant {
        width: 20px;
        height: 2px;
    }

    .c-order_service {
        padding-left: 210px;
    }

    .order_service_title {
        font-size: 30px;
        line-height: 36px;
        margin-bottom: 35px;
    }

    .required_text {
        line-height: 55px;
        top: 65px;
        font-size: 14px;
    }

    .order_service_form_row input {
        height: 55px;
    }

    .order_service_form_row.input_service_tel, .order_service_form_row.input_service_email {
        display: inline-block;
        vertical-align: top;
    }

    .input_service_tel input {
        width: 256px;
    }

    .input_service_email input {
        width: 267px;
    }

    #service_form + .contacts_form_success {
        font-size: 22px;
        line-height: 34px;
        min-height: 440px;
    }

    .full_menu_contacts .header_contacts_item:not(:last-child) {
        margin-right: 50px;
    }

    .full_menu_logo a {
        width: 113px;
        height: 53px;
    }

    .order_service_form_row.input_service_tel {
        margin-right: 10px;
    }

    .main_left {
        width: 530px;
    }

    .main_right {
        width: calc(100vw - 530px);
    }

    #vacancy_form + .contacts_form_success {
        min-height: 495px;
    }

    .about_item_section .wrap, .about_item_section {
        min-height: 230px;
    }

    .about_item_section .main_content {
        position: relative;
        padding-top: 140px;
        padding-bottom: 30px;
        bottom: 0;
    }
}

@media screen and (max-width: 1279px) {
    .wrap {
        max-width: 800px;
    }

    .header_nav, .header_private, .header_contacts {
        display: none;
    }

    .section_item {
        height: 715px;
    }

    .breadcrumbs_link {
        font-size: 12px;
        line-height: 14px;
    }

    .title_h1 h1 {
        font-size: 35px;
        line-height: 42px;
    }

    .services_link_item {
        width: 190px;
        height: 190px;
    }

    header {
        padding: 20px 37px;
    }

    .services_link {
        max-width: 800px;
        margin-top: 20px;
    }

    .services_link_item:nth-child(1) {
        margin-bottom: 15px;
    }

    .company_block {
        padding: 55px 0;
    }

    .title_h2 {
        margin-bottom: 25px;
    }

    .title_h2 h2 {
        font-size: 30px;
        line-height: 36px;
    }

    .company_desc p, .company_desc li {
        font-size: 14px;
        line-height: 20px;
    }

    .c-footer {
        padding: 25px 37px;
    }

    .footer_copy p, .footer_menu_link {
        font-size: 14px;
        line-height: 17px;
    }

    body {
        padding-bottom: 68px;
    }

    .burger {
        position: relative;
        right: -12px;
        display: block;
        transition: opacity .8s ease-in-out 0.8s;
    }

    .burger_text {
        display: inline-block;
        vertical-align: middle;
        color: #ffffff;
        opacity: 0;
        transition: opacity 0.55s cubic-bezier(0.165, 0.84, 0.44, 1);
        font-size: 14px;
        line-height: 17px;
        margin-right: 15px;
    }

    .c-burger {
        display: inline-block;
        vertical-align: middle;
    }

    .burger_icon {
        width: 50px;
        height: 50px;
        position: relative;
        display: inline-block;
        text-align: center;
        background: rgba(255, 255, 255, 0);
        cursor: pointer;
    }

    .burger_icon_border {
        opacity: 0;
        border: 1px solid rgba(255, 255, 255, 0.2);
        width: 100%;
        height: 100%;
        position: absolute;
        top: 0;
        left: 0;
        border-radius: 50%;
        -webkit-transform: scale(1.2) translateZ(0);
        transform: scale(1.2) translateZ(0);
        transition: opacity 0.45s, -webkit-transform 0.75s cubic-bezier(0.23, 1, 0.32, 1);
        transition: transform 0.75s cubic-bezier(0.23, 1, 0.32, 1), opacity 0.45s;
        transition: transform 0.75s cubic-bezier(0.23, 1, 0.32, 1), opacity 0.45s, -webkit-transform 0.75s cubic-bezier(0.23, 1, 0.32, 1);
    }

    .c-burger_icon {
        display: inline-block;
        position: relative;
        vertical-align: middle;
        opacity: 1;
        transition: all 0.3s ease-in-out;
    }

    .c-burger_icon span.burger_line_straight {
        width: 25px;
        height: 3px;
        background-color: #ffffff;
        display: block;
        transition: opacity .55s .3s;
    }

    .c-burger_icon span:nth-of-type(2) {
        margin: 5px 0;
    }

    .burger_line_slant {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        margin: auto;
        width: 20px;
        height: 2px;
        display: block;
    }

    .c-line_slant {
        width: 100%;
        height: 100%;
        -webkit-transform-origin: 0 0;
        transform-origin: 0 0;
        -webkit-transform: translateX(-10px) scaleX(0) translateZ(0);
        transform: translateX(-10px) scaleX(0) translateZ(0);
        position: absolute;
        top: 0;
        left: 0;
        display: block;
        transition: -webkit-transform 0.8s cubic-bezier(0.23, 1, 0.32, 1);
        transition: transform 0.8s cubic-bezier(0.23, 1, 0.32, 1);
        transition: transform 0.8s cubic-bezier(0.23, 1, 0.32, 1), -webkit-transform 0.8s cubic-bezier(0.23, 1, 0.32, 1);
        background-color: #ffffff;
    }

    .c-burger_icon span:nth-of-type(4) {
        -webkit-transform: rotate(45deg) translateZ(0);
        transform: rotate(45deg) translateZ(0);
    }

    .c-burger_icon span:nth-of-type(5) {
        -webkit-transform: rotate(-45deg) translateZ(0);
        transform: rotate(-45deg) translateZ(0);
    }

    .company_link_item {
        width: 150px;
        height: 150px;
        padding: 15px;
    }

    .company_link_arrow {
        left: 15px;
        bottom: 15px;
    }

    .title_text p {
        font-size: 14px;
        line-height: 22px;
    }

    .subservices_item {
        width: 260px;
        height: 60px;
    }

    .subservices_item_name {
        font-size: 14px;
        line-height: 18px;
        width: calc(100% - 50px);
    }

    .subservices_item_icon {
        width: 32px;
    }

    .servicesItem_content_img {
        width: 234px;
    }

    .servicesItem_content_half:nth-of-type(2) {
        flex-basis: 234px;
    }

    .servicesItem_content_half:nth-of-type(1) {
        padding-right: 35px;
    }

    .servicesItem_title h3 {
        font-size: 20px;
        line-height: 40px;
    }

    .servicesItem_title h3 span:nth-of-type(2) {
        width: calc(100% - 33px);
        padding-left: 15px;
    }

    .servicesItem_title h3 .servicesItem_title_icon {
        width: 33px;
        height: 48px;
    }

    .servicesItem_link {
        margin-top: 35px;
    }

    .vacancy_block {
        padding: 50px 0;
    }

    .section_title h3, .section_title p {
        font-size: 20px;
        line-height: 24px;
    }

    .section_accordion_body .vacancy_desc_name {
        font-size: 16px;
        line-height: 20px;
    }

    .vacancy_desc_list li, .profile_desc li, .profile_desc p {
        font-size: 14px;
        line-height: 20px;
    }

    .profile_title {
        margin-right: 45px;
        flex-basis: 230px;
    }

    .section_title p::before {
        top: 0;
        font-size: 12px;
    }

    .news_title a {
        font-size: 18px;
        line-height: 22px;
    }

    .certificate_gallery_item:not(:nth-child(4n)) {
        margin-right: 0;
    }

    .certificate_gallery_item:not(:nth-child(3n)) {
        margin-right: 50px;
    }

    .certificate_gallery_item {
        width: 233px;
    }

    .partners_slider_item {
        height: 150px;
    }

    .partners_slider_item img {
        max-width: 45%;
    }

    .projects_gallery_item {
        height: 157px;
    }

    .projects_gallery_item a {
        width: 154px;
        height: 154px;
    }

    .subservices_item_name {
        font-size: 13px;
    }

    .c-order_service {
        padding-left: 150px;
    }

    .order_service_title {
        font-size: 28px;
        line-height: 33px;
        margin-bottom: 30px;
    }

    .required_text {
        line-height: 17px;
        width: 190px;
        top: 75px;
    }

    .order_service_form_row.input_service_agree {
        margin-bottom: 20px;
    }

    .order_service_form_row .btn .btn_link_icon {
        margin-left: 10px;
    }

    .contacts_form_success {
        font-size: 18px;
        width: 318px;
    }

    .order_service_form_row.input_service_tel {
        margin-right: 10px;
    }

    .full_menu_contacts .header_contacts {
        margin-left: 0;
        display: block;
    }

    .order_service_form_row .btn .btn_link_text {
        font-size: 14px;
    }

    .full_menu_contacts .header_contacts_item:not(:last-child) {
        margin-right: 30px;
    }

    .full_menu_contacts .header_tel .header_contacts_text {
        font-size: 14px;
        line-height: 17px;
    }

    .header_telegram .header_contacts_icon {
        width: 15px;
        height: 13px;
    }

    .header_contacts_text {
        font-size: 13px;
        line-height: 16px;
    }

    .header_whatsup .header_contacts_icon {
        width: 15px;
        height: 14px;
    }

    .main_social_link.facebook {
        background-size: 7px 12px;
    }

    .main_social_link {
        width: 28px;
        height: 28px;
    }

    .main_social_link.vk {
        background-size: 14px 8px;
    }

    .main_social_link.inst {
        background-size: 13px 13px;
    }

    .full_menu {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-image: url(../img/bg5.png);
        background-size: cover;
        background-position: center;
        background-repeat: no-repeat;
        z-index: 4;
        opacity: 0;
        visibility: hidden;
        transition: all 0.4s ease-in-out;
    }

    .full_menu.active {
        opacity: 1;
        visibility: visible;
    }

    .full_menu_nav {
        padding-left: 150px;
        display: table;
        width: 100%;
        height: 100%;
    }

    .full_menu_list {
        display: table-cell;
        vertical-align: middle;
        width: 100%;
        height: 100%;
    }

    .full_menu_item {
        display: block;
    }

    .full_menu_item:not(:last-child) {
        margin-bottom: 25px;
    }

    .full_menu_link {
        color: #ffffff;
        transition: all 0.4s ease-in-out;
        opacity: 0.7;
        position: relative;
        font-size: 28px;
        line-height: 33px;
    }

    .full_menu_link span {
        position: relative;
        display: inline-block;
    }

    .full_menu_link span::after {
        content: '';
        position: absolute;
        left: 0;
        bottom: 0;
        height: 1px;
        background-color: #ffffff;
        width: 0;
        transition: all 0.4s ease-in-out;
    }

    .full_menu_link:hover span::after, .full_menu_link:active span::after {
        width: 100%;
    }

    .full_menu_link:hover, .full_menu_link:active {
        opacity: 1;
    }

    .full_menu_item:last-child {
        margin-top: 60px;
    }

    .full_menu.active .c-first_line_slant, .full_menu.active .c-second_line_slant {
        -webkit-transform: translateX(0) scaleX(1) translateZ(0) !important;
        transform: translateX(0) scaleX(1) translateZ(0) !important;
        transition: -webkit-transform 0.8s cubic-bezier(0.23, 1, 0.32, 1) 0.2s;
        transition: transform 0.8s cubic-bezier(0.23, 1, 0.32, 1) 0.2s;
        transition: transform 0.8s cubic-bezier(0.23, 1, 0.32, 1) 0.2s, -webkit-transform 0.8s cubic-bezier(0.23, 1, 0.32, 1) 0.2s;
    }

    #service_form + .contacts_form_success {
        min-height: 420px;
    }

    .main_left {
        width: 412px;
    }

    .main_right {
        width: calc(100vw - 412px);
    }

    .main_title h1 {
        font-size: 22px;
        line-height: 26px;
    }

    .main_text p {
        font-size: 14px;
        line-height: 20px;
    }

    #vacancy_form + .contacts_form_success {
        min-height: 475px;
    }

    .about_item_section, .about_item_section .wrap {
        min-height: 223px;
    }

    .about_item_section .main_content {
        padding-top: 125px;
    }
}

@media screen and (max-width: 997px) {
    .wrap {
        max-width: 630px;
    }

    .services_link {
        max-width: 630px;
        justify-content: flex-start;
    }

    .services_link_item {
        width: 200px;
        height: 200px;
        margin-bottom: 15px;
    }

    .services_link_item:not(:nth-child(3n)) {
        margin-right: 15px;
    }

    .services_link_item:nth-child(1) {
        margin-bottom: 15px;
    }

    .section_item {
        height: 1112px;
    }

    header {
        padding: 15px 37px;
        background-color: #ffffff;
        box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
    }

    .header_logo a {
        width: 132px;
    }

    .header_logo a img.mobile {
        display: block;
    }

    .header_logo a img.desktop {
        display: none;
    }

    .c-footer {
        padding: 30px 37px;
    }

    .footer_nav {
        flex-direction: column-reverse;
        align-items: stretch;
        justify-content: flex-end;
    }

    .footer_menu {
        margin-bottom: 20px;
    }

    body {
        padding-bottom: 115px;
    }

    header.fixed {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
    }
    /*@supports ((position: -webkit-sticky) or (position: sticky)) or (position: -webkit-sticky) {
        header.fixed {
            position: -webkit-sticky;
            position: sticky;
        }
    }*/

    .c-burger_icon span.burger_line_straight {
        background-color: #262626;
    }

    .c-burger_icon span:nth-of-type(2) {
        margin: 4px 0;
    }

    .c-header {
        align-items: center;
    }

    .company_link {
        max-width: 630px;
        flex-wrap: wrap;
        justify-content: flex-start;
    }

    .company_link_item {
        width: 200px;
        height: 200px;
        margin-bottom: 15px;
        padding: 20px;
    }

    .company_link_item:not(:nth-child(3n)) {
        margin-right: 15px;
    }

    .company_link_arrow {
        left: 20px;
        bottom: 20px;
    }

    .title_text p {
        font-size: 14px;
        line-height: 22px;
    }

    .title_text {
        margin-top: 20px;
    }

    .subservices_item {
        width: 310px;
        height: 70px;
    }

    .services_link.subservices_link .subservices_item:not(:nth-child(3n)) {
        margin-right: 0;
    }

    .services_link.subservices_link .subservices_item:not(:nth-child(2n)) {
        margin-right: 10px;
    }

    .subservices_item_name {
        font-size: 16px;
        line-height: 23px;
        width: calc(100% - 50px);
    }

    .subservices_item_icon {
        width: 40px;
    }

    .servicesItem_title h3 {
        font-size: 20px;
        line-height: 24px;
        height: 40px;
        padding-left: 0;
        vertical-align: middle;
    }

    .servicesItem_title h3::before {
        position: relative;
        display: inline-block;
        vertical-align: middle;
        margin-right: 12px;
    }

    .full_btn {
        width: 136px;
        height: 40px;
    }

    .full_btn span {
        line-height: 38px;
        font-size: 14px;
    }

    .contacts_form {
        width: 300px;
    }

    .contacts_text br {
        display: none;
    }

    .contacts_content_half:nth-of-type(2) {
        padding-left: 50px;
    }

    .contacts_form_row:not(:last-child) {
        margin-bottom: 20px;
    }

    .contacts_list li:not(:last-child) {
        margin-bottom: 20px;
    }

    .vacancy_block {
        padding: 45px 0;
    }

    .vacancy_desc_half:first-of-type {
        flex-basis: 33%;
    }

    .full_btn.vacancy_btn {
        width: 180px;
    }

    .vacancy_btn {
        margin-left: 33%;
    }

    .profile_item {
        flex-wrap: wrap;
    }

    .profile_title {
        margin-right: 0;
        flex-basis: auto;
        flex-grow: 1;
        flex-shrink: 1;
    }

    .profile_desc {
        margin-top: 20px;
    }

    .news_img {
        flex-basis: 260px;
    }

    .news_desc {
        height: auto;
    }

    .news_link a {
        font-size: 13px;
        line-height: 16px;
    }

    .news_link {
        position: relative;
        left: 0;
        bottom: 0;
        margin-top: 20px;
    }

    .pagination a, .pagination li {
        font-size: 13px;
        line-height: 16px;
    }

    .certificate_gallery_item {
        width: 176px;
    }

    .certificate_category {
        font-size: 13px;
        line-height: 16px;
    }

    .certificate_name {
        font-size: 14px;
        line-height: 17px;
    }

    .partners_slider_item {
        height: 110px;
    }

    .projects_gallery_item {
        height: 155px;
    }

    .newsItem_text p, .newsItem_text li {
        font-size: 14px;
        line-height: 17px;
    }

    .close_order_service {
        right: 25px;
    }

    .burger_icon_order_service {
        width: 50px;
        height: 50px;
    }

    .c-order_service {
        padding-left: 100px;
    }

    .order_service_title {
        font-size: 35px;
        line-height: 42px;
        margin-bottom: 15px;
    }

    .required_text {
        position: relative;
        top: 0;
        left: 0;
        margin-bottom: 40px;
        width: 100%;
        padding-left: 0;
    }

    .order_service_form_row.input_service_agree {
        margin-bottom: 40px;
    }

    .contacts_form_success {
        width: 300px;
    }

    .full_menu_contacts {
        bottom: 30px;
    }

    .full_menu_contacts .header_tel .header_contacts_text {
        font-size: 16px;
        line-height: 19px;
    }

    .full_menu_contacts .header_contacts_text {
        font-size: 14px;
        line-height: 17px;
    }

    .full_menu_nav {
        padding-left: 100px;
    }

    .full_menu_item:not(:last-child) {
        margin-bottom: 30px;
    }

    .full_menu_link {
        font-size: 35px;
        line-height: 42px;
    }

    #service_form + .contacts_form_success {
        min-height: 497px;
    }

    .contacts_form_success {
        min-height: 388px;
    }

    .main_left {
        display: none;
    }

    .main_right {
        width: 100%;
        display: block;
    }

    .main_right .container_tableCell {
        display: block;
        position: absolute;
        top: 50%;
        left: 50%;
        -webkit-transform: translate(-50%, -50%);
        transform: translate(-50%, -50%);
        width: auto;
        height: auto;
        text-align: center;
    }

    .error_btn {
        margin: auto;
    }

    .main_text p br {
        display: none;
    }

    #vacancy_form + .contacts_form_success {
        min-height: 552px;
    }

    .about_item_section, .about_item_section .wrap {
        min-height: 300px;
    }

    .about_item_section .main_content {
        padding-top: 202px;
    } }

@media screen and (max-width: 833px) {
    .wrap {
        max-width: 575px;
    }

    .header_logo a {
        width: 117px;
    }

    .services_link_item {
        width: 180px;
        height: 180px;
    }

    .services_name {
        font-size: 14px;
        line-height: 20px;
    }

    .services_more_text {
        font-size: 13px;
        line-height: 16px;
        margin-right: 10px;
    }

    .section_item {
        height: 1024px;
    }

    .company_link {
        max-width: 575px;
    }

    .company_link {
        margin-top: 30px;
    }

    .company_link_item {
        width: 181px;
        height: 181px;
    }

    .subservices_item {
        width: 282px;
        height: 60px;
    }

    .subservices_item_name {
        font-size: 14px;
        line-height: 18px;
        width: calc(100% - 39px);
    }

    .subservices_item_icon {
        width: 33px;
    }

    .vacancy_block {
        padding: 40px 0;
    }

    .vacancy_desc_half:first-of-type {
        flex-basis: auto;
        margin-bottom: 20px;
    }

    .vacancy_desc {
        flex-wrap: wrap;
        justify-content: flex-start;
    }

    .vacancy_btn {
        margin: 0 auto;
    }

    .certificate_gallery_item:not(:nth-child(3n)) {
        margin-right: 23px;
    }

    .certificate_gallery_item {
        margin-bottom: 40px;
    }

    .partners_slider_item {
        height: 150px;
    }

    .projects_gallery_item {
        height: 190px;
    }

    .projects_gallery_item a {
        width: 186px;
        height: 186px;
    }

    .c-partners_slider .slick-slide:not(:nth-child(4n)) > div {
        border-right: none;
    }

    .c-partners_slider .slick-slide:not(:nth-child(2n)) > div {
        border-right: 1px solid rgba(209, 212, 230, 0.5);
    }

    .c-partners_slider .slick-arrow, .c-projects_gallery .slick-arrow {
        font-size: 14px;
    }

    .newsItem_text {
        padding-bottom: 50px;
    }

    .order_service_title {
        font-size: 28px;
        line-height: 33px;
    }

    .required_text {
        font-size: 13px;
        line-height: 16px;
        margin-bottom: 30px;
    }

    .full_menu_link {
        font-size: 28px;
        line-height: 33px;
    }

    #service_form + .contacts_form_success {
        min-height: 486px;
    }

    #vacancy_form + .contacts_form_success {
        min-height: 541px;
    }
}

@media screen and (max-width: 767px) {
    .wrap {
        max-width: 324px;
    }

    header {
        padding: 7px 25px;
    }

    .section_item {
        height: auto;
        padding-top: 145px;
        padding-bottom: 95px;
    }

    .section_item_table, .section_item_tableCell {
        display: block;
    }

    .title_h1 h1 {
        font-size: 35px;
        line-height: 42px;
    }

    .services_link_item {
        width: 324px;
        height: 324px;
    }

    .services_name {
        font-size: 22px;
        line-height: 32px;
        top: 30px;
        left: 30px;
    }

    .services_more {
        left: 30px;
        bottom: 30px;
    }

    .services_more_text {
        font-size: 14px;
        line-height: 17px;
    }

    .services_link_item:not(:nth-child(3n)) {
        margin-right: 0;
    }

    .title_h2 h2 {
        font-size: 30px;
        line-height: 36px;
    }

    .c-footer {
        padding: 30px 25px;
    }

    .footer_menu {
        display: none;
    }

    body {
        padding-bottom: 77px;
    }

    .services_more_icon {
        width: 29px;
        height: 11px;
    }

    .company_desc li {
        padding-left: 35px;
    }

    .company_desc li::before {
        width: 20px;
    }

    .services_link .slick-dots {
        display: flex;
        justify-content: space-evenly;
        width: 100%;
        padding-top: 5px;
    }

    .services_link .slick-dots li {
        display: inline-block;
        vertical-align: top;
    }

    .services_link .slick-dots li button {
        box-shadow: none;
        border: none;
        background-color: rgba(255, 255, 255, 0.6);
        outline: none;
        font-size: 0;
        width: 5px;
        height: 5px;
        border-radius: 50%;
    }

    .services_link .slick-dots li.slick-active button {
        background-color: #F3F3F3;
    }

    .services_link_item a::before, .services_more.services_more_hover {
        display: none;
    }

    .services_link_item a:hover .services_more, .services_link_item a:active .services_more {
        opacity: 1;
    }

    .company_link_item {
        width: 157px;
        height: 157px;
        margin-bottom: 10px;
        padding: 15px;
    }

    .company_link_item:not(:nth-child(3n)) {
        margin-right: 0;
    }

    .company_link_item:not(:nth-child(2n)) {
        margin-right: 10px;
    }

    .company_link_name {
        font-size: 15px;
        line-height: 19px;
    }

    .company_link_arrow {
        left: 15px;
        bottom: 15px;
    }

    .company_link {
        max-width: 324px;
    }

    .subservices_item {
        width: 100%;
    }

    .servicesItem_content {
        flex-wrap: wrap;
        flex-direction: column-reverse;
    }

    .servicesItem_content_half:nth-of-type(1) {
        padding-right: 0;
    }

    .servicesItem_content_half:nth-of-type(2) {
        flex-basis: auto;
        margin-bottom: 40px;
    }

    .servicesItem_content_half {
        width: 100%;
    }

    .servicesItem_content_img {
        width: 100%;
    }

    .servicesItem_section {
        padding: 60px 0;
    }

    .section_accordion_head {
        font-size: 14px;
        line-height: 17px;
    }

    .contacts_content_half:nth-of-type(1) {
        display: none;
    }

    .contacts_content_half:nth-of-type(2) {
        padding-left: 0;
    }

    .send_mess {
        display: block;
        margin-top: 40px;
    }

    .send_mess a {
        display: block;
        width: 268px;
        height: 45px;
        background-color: #3C52D2;
        color: #ffffff;
        text-align: center;
        border: 1px solid #3C52D2;
        position: relative;
    }

    .send_mess a span {
        display: inline-block;
        vertical-align: middle;
        line-height: 43px;
    }

    .send_mess a .btn_link_text {
        transition: all 0.3s ease-in-out;
        position: relative;
        font-size: 16px;
    }

    .send_mess a .btn_link_icon {
        margin-left: 10px;
        width: 19px;
        height: 8px;
        position: relative;
    }

    .send_mess a .btn_link_icon svg {
        width: 100%;
        height: 100%;
        display: block;
    }

    .send_mess a .btn_link_icon svg path {
        transition: all 0.3s ease-in-out;
    }

    .contacts_content {
        margin-top: 40px;
    }

    .contacts_list li {
        height: auto;
    }

    .vacancy_desc_list li, .profile_desc li {
        padding-left: 35px;
    }

    .vacancy_desc_list li::before, .profile_desc li::before {
        width: 20px;
    }

    .news_item {
        flex-wrap: wrap;
    }

    .news_img {
        flex-basis: auto;
        flex-grow: 1;
        flex-shrink: 1;
        margin-bottom: 20px;
    }

    .news_desc {
        padding-left: 0;
    }

    .pagination li {
        padding: 0 8px;
    }

    .certificate_gallery_item:not(:nth-child(3n)) {
        margin-right: 0;
    }

    .certificate_gallery_item {
        width: 100%;
        margin-bottom: 80px;
    }

    .partners_slider_item {
        height: 100px;
    }

    .projects_gallery_item {
        height: 160px;
    }

    .projects_gallery_item a {
        width: 157px;
        height: 157px;
    }

    .c-partners_slider .slick-arrow, .c-projects_gallery .slick-arrow {
        font-size: 13px;
    }

    .newsItem_text li {
        padding-left: 30px;
    }

    .newsItem_text li::before {
        width: 20px;
    }

    .newsItem_text {
        padding-bottom: 30px;
    }

    .newsItem_block .pagination a {
        display: block;
        font-size: 0;
        width: 32px;
        height: 10px;
        background-size: contain;
        background-repeat: no-repeat;
        background-position: center;
    }

    .newsItem_block .pagination .pagination_prev a {
        background-image: url("../img/arrow_right_black.svg");
        -webkit-transform: rotate(-180deg);
        transform: rotate(-180deg);
        opacity: 0.6;
    }

    .newsItem_block .pagination .pagination_next a {
        background-image: url("../img/arrow_right_black.svg");
    }

    .services_link.subservices_link .subservices_item:not(:nth-child(2n)) {
        margin-right: 0;
    }

    .close_order_service {
        top: 9px;
        right: 12px;
    }

    .full_menu_logo {
        left: 15px;
        top: 9px;
    }

    .c-order_service {
        padding-left: 45px;
    }

    .order_service_form {
        width: 325px;
    }

    .order_service_form_row input {
        width: 100%;
        height: 70px;
    }

    .order_service_form_row.input_service_tel, .order_service_form_row.input_service_email {
        margin-right: 0;
        display: block;
        width: 100%;
    }

    .order_service_form_row textarea {
        width: 100%;
        height: 100px;
    }

    .order_service_form_row.input_service_agree {
        margin-bottom: 30px;
    }

    .service_agree_label {
        display: inline-block;
    }

    .service_agree_label::before {
        bottom: auto;
    }

    #service_form + .contacts_form_success {
        width: 325px;
        font-size: 18px;
        line-height: 30px;
        min-height: 598px;
    }

    .contacts_form_success {
        color: #ffffff;
        min-height: 318px;
    }

    .full_menu_contacts {
        padding: 0 15px;
        bottom: 15px;
        flex-direction: column-reverse;
        justify-content: flex-start;
    }

    .full_menu_contacts .header_contacts_item:first-of-type {
        display: block;
        margin-bottom: 15px;
    }

    .right_contacts {
        margin-top: 0;
        margin-bottom: 15px;
    }

    .full_menu_social .main_social_item:not(:last-child) {
        margin-bottom: 0;
        margin-right: 20px;
    }

    .order_service_form_row input {
        font-size: 14px;
    }

    .full_menu_nav {
        padding-left: 45px;
    }

    .full_menu_link {
        font-size: 24px;
        line-height: 29px;
    }

    .full_menu_item:not(:last-child) {
        margin-bottom: 25px;
    }

    .full_menu_item:last-child {
        margin-top: 40px;
    }

    .about_item_section .main_content {
        padding-top: 138px;
    }

    .about_item_section, .about_item_section .wrap {
        min-height: 236px;
    }
}

@media screen and (max-width: 413px) {
    .wrap {
        max-width: 280px;
    }

    .section_item {
        padding-bottom: 85px;
    }

    .title_h1 h1 {
        font-size: 24px;
        line-height: 29px;
    }

    .services_link_item {
        width: 280px;
        height: 280px;
    }

    .services_name {
        top: 20px;
        left: 20px;
    }

    .services_more {
        left: 20px;
        bottom: 20px;
    }

    .title_h2 h2 {
        font-size: 22px;
        line-height: 26px;
    }

    .footer_copy p {
        font-size: 12px;
        line-height: 14px;
    }

    body {
        padding-bottom: 74px;
    }

    .company_link {
        max-width: 280px;
    }

    .company_link_item {
        width: 280px;
        height: 60px;
        padding: 20px;
        margin-bottom: 15px;
    }

    .company_link_item:not(:nth-child(2n)) {
        margin-right: 0;
    }

    .company_link_arrow {
        display: none;
    }

    .contacts_text {
        font-size: 14px;
        line-height: 20px;
    }

    .contacts_list li::before {
        width: 15px;
    }

    .contacts_list li {
        padding-left: 30px;
    }

    .contacts_list li.contacts_mail::before {
        top: 4px;
    }

    .contacts_list li.contacts_tel::before {
        top: 0px;
    }

    .send_mess a {
        width: 190px;
        height: 30px;
    }

    .send_mess a span {
        line-height: 30px;
    }

    .send_mess a .btn_link_text {
        font-size: 12px;
    }

    .send_mess a .btn_link_icon {
        width: 15px;
        height: 5px;
    }

    .pagination li {
        padding: 0 4px;
    }

    .partners_slider_item {
        height: 150px;
    }

    .partners_slider_item img {
        max-width: 65%;
        max-height: 65%;
    }

    .projects_gallery_item {
        height: 137px;
    }

    .projects_gallery_item a {
        width: 135px;
        height: 135px;
    }

    .c-order_service {
        padding-left: 30px;
    }

    .order_service_title {
        font-size: 26px;
        line-height: 31px;
    }

    .order_service_form_row input {
        height: 55px;
    }

    .full_menu_contacts .header_contacts_item:first-of-type {
        margin-bottom: 10px;
    }

    .full_menu_contacts .header_tel .header_contacts_text {
        font-size: 14px;
        line-height: 17px;
    }

    .full_menu_contacts .header_contacts_text {
        font-size: 13px;
        line-height: 16px;
    }

    .full_menu_social .main_social_item:not(:last-child) {
        margin-right: 10px;
    }

    .main_social_link {
        width: 26px;
        height: 26px;
    }

    .full_menu_nav {
        padding-left: 30px;
        margin-top: -50px;
    }

    .full_menu_item:not(:last-child) {
        margin-bottom: 15px;
    }

    .full_menu_link {
        font-size: 22px;
        line-height: 29px;
    }

    .full_menu_item:last-child {
        margin-top: 30px;
    }

    .contacts_form_success {
        min-height: 288px;
    }
}

@media screen and (max-width: 374px) {
    .burger_text {
        display: none;
    }

    .c-order_service {
        padding-left: 25px;
    }

    .order_service_title {
        font-size: 22px;
        line-height: 26px;
    }

    .order_service_form {
        width: 272px;
    }

    #service_form + .contacts_form_success {
        width: 272px;
        font-size: 16px;
        line-height: 28px;
    }

    .contacts_form_success {
        font-size: 16px;
    }

    .full_menu_contacts .header_contacts_item:not(:last-child) {
        margin-right: 20px;
    }

    .order_service_form_row input {
        font-size: 12px;
    }

    .full_menu_nav {
        padding-left: 25px;
    }

    .full_menu_link {
        font-size: 18px;
        line-height: 21px;
    }
}

@media (min-aspect-ratio: 16 / 9) {
    .page1 .bg_section video {
        height: 300%;
        top: -100%;
    }
}

@media (max-aspect-ratio: 16 / 9) {
    .page1 .bg_section video {
        width: 300%;
        left: -100%;
    }
}

/* Если есть поддержка object-fit (Chrome/Chrome для Android, Safari в iOS 8 и Opera), используем его: */
@supports ((-o-object-fit: cover) or (object-fit: cover)) {
    .page1 .bg_section video {
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        -o-object-fit: cover;
        object-fit: cover;
    }
}