:root {
    --color-red: #fe4b4b;
    --color-black: #343745;
    --color-white: #ffffff;
    --color-grey: #f2f4f8;
    --color-gray: #6b7898;
    --border: #eaebf3;
    --color-blue: #049ad3;
    --color-blue-dark: #252a41;
    --color-orange: #fa7921;
    --color-wave: #e3f0ff;
    --rgb-black: 0, 0, 0, 0.5;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 10px;
}

html {
    width: 100%;
    height: 100%;
}


p:last-child {
    margin-bottom: 0;
}

p {
    margin: 0 0 2.4rem;
}

ul, ol,
ul li,
ol li {
    list-style: none;
    color: inherit;
    text-decoration: none;
}

a {
    color: inherit;
    text-decoration: none;
}

body {
    display: flex;
    flex-direction: column;
    background-color: var(--color-white);
    font-size: 1.6rem;
    min-height: 100%;
    font-weight: 500;
    color: var(--color-black);
    font-family: "Montserrat Alternates", sans-serif;
}

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


main {
    flex: 1;
    flex-grow: 1;
}

section ~ div {
    height: 100%;
}

section {
    position: relative;
    padding: 50px 0;
}

h2 {
    font-family: "Montserrat Alternates", sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.11;
    margin: 0;
}

h5 {
    font-family: "Montserrat Alternates", sans-serif;
    font-size: 1.9rem;
    font-weight: 700;
    line-height: 1.11;
    margin: 0;
}

.container {
    margin: 0 auto;
    max-width: 2130px;
    padding: 0 15px;
    position: relative;
}

.second_title {
    font-family: "Montserrat Alternates", sans-serif;
    font-size: 4rem;
    font-weight: 700;
    line-height: 1;
    margin: 0;
    margin-bottom: 2.5rem;
}

.second_title span {
    color: var(--color-red);
}

.third_title {
    font-size: 1.9rem;
    font-weight: 600;
    line-height: 1.2;
    margin: 0;
    margin-bottom: 1.5rem;
}

.third_title span {
    color: var(--color-red);
}

.d-flex {
    display: flex;
}

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

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-around {
    justify-content: space-around;
}

.justify-end {
    justify-content: flex-end;
}

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

._grey {
    color: var(--color-gray);
}

/* btn_main styled */

.btn_main {
    border-radius: .5rem;
    cursor: pointer;
    display: inline-block;
    height: 4.5rem;
    color: var(--color-white);
    padding: 1.2rem 4rem;
    position: relative;
    text-align: center;
}

.btn_main:after, .btn_main:before {
    border-radius: .5rem;
    content: "";
    height: 100%;
    left: 0;
    position: absolute;
    top: 0;
    width: 100%;
}

.btn_main:before {
    border: .1rem solid transparent;
    transition: border-color .3s ease, transform .3s ease;
    z-index: 1;
}

.btn_main span {
    display: block;
    font-size: 1.6rem;
    font-weight: 300;
    position: relative;
    z-index: 3;
}

.btn_main:after {
    background-color: var(--color-red);
    transition: transform .3s ease;
    z-index: 2;
}

.btn_main:hover:before {
    border-color: var(--color-black);
    transform: translate(.3rem, .3rem);
}

.btn_main:hover:after {
    transform: translate(-.3rem, -.3rem);
}

/* btn small */

.btn_small {
    padding: 6px 14px;
    font-size: 14px;
    border-radius: 4px;
    background: 0 0;
    font-weight: 400;
    border: 1px solid var(--color-red);
    white-space: nowrap;
    display: flex;
    cursor: pointer;
    justify-content: center;
    align-items: center;
    color: var(--color-red);
    transition: 0.3s all ease-in-out;
}

.btn_small:hover {
    background: var(--color-red);
    color: var(--color-white);
}

/* btn small end */

.btn_feedback {
    cursor: pointer;
}

/* btn_main styled end */

/* header styled */

.header {
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    z-index: 99;
    background: var(--color-white);
}

.header.shadow {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: box-shadow 0.3s ease;
}


.header_wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 85px;
}

.header_menu {
    position: relative;
    width: 100%;
}

.header_menu_list {
    display: flex;
    align-items: center;
    align-self: stretch;
    width: 100%;
}

.header_logo {
    margin-right: 57px;
}

.header_logo img {
    position: relative;
    min-width: 200px;
    /*min-width: 20rem;*/
    display: flex;
    align-items: center;
    text-transform: uppercase;
    font-family: "Montserrat Alternates", sans-serif;
    cursor: pointer;
    font-weight: 600;
    transition: all 1.2s ease-in-out;
}

.header_menu_item a {
    display: block;
    position: relative;
    padding: 0 32px;
    font-size: 1.8rem;
    /*font-weight: 300;*/
}

.header_menu_item:hover a,
.header_menu_item.active a {
    color: var(--color-red);
}

.header_box {
    display: flex;
    align-items: center;
}

.header_contacts {
    color: inherit;
    margin-left: 4.4rem;
    margin-right: 4.4rem;
    text-align: right;
    white-space: nowrap;
}

.header_contacts_items a {
    display: block;
    /*font-weight: 300;*/
    font-size: 1.7rem;
    text-decoration: none;
}

/* header styled end */


/* promo section */

.promo {
    position: relative;
    /*width: 100vw;*/
    width: -webkit-fill-available;
    margin-left: calc(-50vw + 50%);
    height: calc(100vh - 85px);
    overflow: hidden;
    padding: 0;
}

.promo .container {
    height: 100%;
    padding: 0;
}


#glcanvas {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1;
}

.promo_wrapper {
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 2;
    height: 100%;
}

.promo_content {
    margin: auto;
    padding: 20px 60px;
    width: 100%;
}

.promo_title {
    margin-bottom: 4rem;
    max-width: 117rem;
    font-family: "Montserrat Alternates", sans-serif;
    font-size: 5rem;
    font-weight: 700;
    line-height: 1.2;
}

.promo_title span {
    color: var(--color-red);
}

.promo_navigation {
    position: relative;
}

.promo_subtitle {
    color: var(--color-black);
    display: block;
    font-size: 2.4rem;
    line-height: 3.2rem;
    margin-bottom: 2.5rem;
    /*font-weight: 300;*/
}

.promo_items {
    display: flex;
    align-items: center;
    gap: 10px;
}

.promo_item {
    align-items: center;
    border: .1rem solid #ced5e2;
    border-radius: .8rem;
    color: var(--color-black);
    display: flex;
    font-size: 1.9rem;
    padding: .9rem 1.3rem;
}

.competencies {
    position: sticky;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--color-grey);
    display: grid;
    grid-template-columns: 1fr 2.2fr;
    z-index: 3;
}

.competencies_tech {
    background-color: var(--color-blue-dark);
    color: #fff;
    font-size: 1.9rem;
    line-height: 2rem;
}

.competencies_partner {
    align-items: center;
    display: flex;
    height: 100%;
    justify-content: flex-end;
    max-width: 85rem;
    padding: 0 5rem;
    width: 100%;
}

.competencies_partner_intern {
    align-items: center;
    display: flex;
    gap: 2rem;
    width: 35rem;
}

.competencies_list {
    align-items: center;
    display: flex;
    gap: 3rem;
    justify-content: space-between;
    margin: auto;
    max-width: 85rem;
    padding: 2rem;
    width: 100%;
}

.competencies_item {
    color: var(--color-black);
    font-size: 1.4rem;
    line-height: 110%;
    margin-bottom: .5rem;
    max-width: 22rem;
}

.competencies_item_title {
    font-size: 4rem;
    letter-spacing: .03em;
    line-height: 5rem;
    width: 12rem;
    -webkit-text-stroke: .1rem rgba(52, 55, 69, .7);
    color: transparent;
    font-weight: 700;
    height: 4.5rem;
    text-shadow: -.2rem 0 0 var(--color-black);
    white-space: nowrap;
}

.competencies_item_subtitle {
    color: var(--color-black);
    font-size: 1.6rem;
}

/* promo section end */
/* ---------------------------------------------------------------------- */


/* projects section */

.tags {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.tags_item {
    background-color: var(--color-grey);
    padding: 8px;
    border-radius: 4px;
    font-weight: 600;
    color: var(--color-black);
    font-size: 14px;
    cursor: pointer;
}

.tags_item:hover {
    filter: hue-rotate(70deg);
}

.tags_item.active {
    background-color: var(--color-blue-dark);
    color: var(--color-white);
}

.tags_item.active:hover {
    filter: unset;
}

.project_item {
    display: grid;
    grid-template-columns: 50% 50%;
    grid-gap: 0 80px;
    margin-top: 30px;
    padding: 30px;
    border: 1px solid var(--color-blue-dark);
    border-radius: 36px 10px 10px 10px;
}

.project_box {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
}

.project_description {
    font-size: 1.5rem;
    font-weight: 500;
    line-height: 2.11;
    margin-top: 20px;
}

.project_facts{
    display: flex;
    flex-wrap: wrap;
    gap: 50px;
    margin-top: 30px;
}

.project_screenshot {
    max-width: 700px;
    overflow: hidden;
}

.project_fact dt{
    font-size: 4.5rem;
    font-weight: 200;
}

.project_screenshot img {
    width: 100%;
    height: auto;
    max-height: 500px;
    display: block;
}

/* projects section end */
/* ---------------------------------------------------------------------- */

/* feedback section popup */

.feedback {
    position: fixed;
    top: -110%;
    opacity: 0;
    visibility: hidden;
    left: 0;
    right: 0;
    background: var(--color-white);
    z-index: 99;
    transition: 1s all ease-in-out;
}

.feedback.active {
    top: 0;
    bottom: 0;
    opacity: 1;
    visibility: visible;
    transition: 1s all ease-in-out;
    overflow: auto;
}

.feedback_close {
    color: var(--color-black);
    height: 1.6rem;
    cursor: pointer;
    width: 1.6rem;
    transition: 0.3s all ease-in-out;
}

.feedback_close:hover {
    transform: scale(1.3);
    transition: 0.3s all ease-in-out;
}

.feedback_content {
    display: grid;
    grid-gap: 2.5rem;
    grid-template-columns: repeat(auto-fit, minmax(30rem, 1fr));
    padding: 0;
}

.feedback_title {
    font-family: "Benzin", sans-serif;
    font-size: 4rem !important;
    font-weight: 700;
    line-height: 1 !important;
    margin: 0;
    margin-bottom: 2.5rem;
}

.feedback__text {
    color: var(--color-black);
    font-size: 1.9rem;
    font-style: normal;
    /*font-weight: 300;*/
    line-height: 120%;
    max-width: 60rem;
}

.feedback_box_info {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.feedback__link {
    display: block;
    color: var(--color-red);
    font-weight: 400;
    position: relative;
    white-space: nowrap;
}

.feedback_form {
    position: relative;
    margin-top: 5rem;
}

.feedback_form_wrapper {
    grid-gap: 4rem 5rem;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    margin-bottom: 2rem;
    position: relative;
}

.form_item {
    display: flex;
    flex-direction: column;
    min-height: 5.6rem;
}

.label_input {
    position: relative;
}

.feedback_form label {
    color: var(--color-grey);
    font-size: 1.6rem;
    /*font-weight: 300;*/
    left: .1em;
    opacity: 0;
    overflow: hidden;
    pointer-events: none;
    position: absolute;
    right: 0;
    text-overflow: ellipsis;
    top: 0;
    transition: all .2s ease-out;
    white-space: nowrap;
}

.feedback_form input {
    border: none;
    border-bottom: 1px solid var(--border);
    font-size: 1.8rem;
    /*font-weight: 300;*/
    padding: .6rem 0;
    outline: none;
    resize: none;
    transition: border-bottom-color .3s;
    width: 100%;
}

.feedback_form input:focus {
    border-bottom-color: var(--color-black);
}

.feedback_form label.active {
    opacity: 1;
    pointer-events: all;
    top: -1.3em;
    color: var(--color-gray);
    font-size: 1.6rem;
    /*font-weight: 300;*/
}

.input_err {
    color: var(--color-red);
    display: none;
    font-size: 1.2rem;
    left: 0;
    overflow: hidden;
    position: absolute;
    text-overflow: ellipsis;
    top: 100%;
    white-space: nowrap;
    width: 100%;
}

.form_item_textarea {
    grid-column: 1 / 3;
}

.form_item input::placeholder {
    color: var(--color-gray);
}

.form_item textarea {
    outline: none;
    border: none;
    border-bottom: .1rem solid var(--border);
    font-size: 2rem;
    /*font-weight: 300;*/
    padding: .6rem 0;
    resize: none;
    width: 100%;
}

.feedback_send {
    align-items: center;
    display: flex;
    margin-top: 5rem;
}

.feedback_send_btn .btn_main {
    border: none;
    box-shadow: none;
    display: block !important;
    margin-top: 0;
    width: 30rem;
}

.feedback_privacy {
    color: var(--color-gray);
    font-size: 1.4rem;
    margin-left: 2rem;
    opacity: .8;
    width: calc(100% - 32rem);
}

.feedback_privacy a {
    color: var(--color-red);
}

.feedback_wrapper {
    display: flex;
    flex-direction: column;
    /*flex-direction: row;*/
    gap: 4rem;
    background: white;
    padding: 5rem 10rem;
    border-width: 1px;
    border-radius: 5px 5px 5px 5px;
    border-color: #dbdbdb;
}

.feedback_info {
    display: flex;
    flex-direction: row;
    gap: 10rem;
    background: white;
    padding: 5rem 10rem;
    border-width: 1px;
    border-radius: 5px 5px 5px 5px;
    border-color: #dbdbdb;
    margin-top: 3rem;
}

#contacts .feedback_wrapper {
    flex-direction: row;
}

.feedback_info_form_social {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.social_ico svg path {
    stroke: var(--color-black);
}

.social_ico svg {
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
}

.feedback_info_form_social_item {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 1.2rem;
    color: #1e2025;
    padding: 2rem 4rem;
    font-size: 1.8rem;
    line-height: 1.55;
    font-weight: 600;
    border-width: 1px;
    border-radius: 5px 5px 5px 5px;
    background-position: center center;
    border-color: #1e2025;
    border-style: solid;
    transition: background-color 0.2s ease-in-out, color 0.2s ease-in-out, border-color 0.2s ease-in-out;
}

.feedback_info_form_social_item:hover {
    background-color: #1e2025;
    color: #fff;
}

.feedback_info_form_social_item:hover svg path {
    stroke: white;
}

.feedback_info_form_social_item:hover .mess {
    fill: white;
}

.feedback_info_form_content {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-top: 4rem;
}

.feedback_info_form_content_box {
    max-width: 200px;
    width: 100%;
}

.feedback_info_form_content_pretitle {
    margin-bottom: 1rem;
    vertical-align: middle;
    color: #878787;
    font-size: 1.5rem;
    font-weight: 400;
    background-position: center center;
    border-color: transparent;
    border-style: solid;
}

.feedback_info_form_content_title {
    color: #1e2025;
    font-size: 2rem;
    font-weight: 500;
    border-radius: 30px 30px 30px 30px;
    background-position: center center;
    border-color: transparent;
    border-style: solid;
    transition: background-color 0.2s ease-in-out, color 0.2s ease-in-out, border-color 0.2s ease-in-out;
}

.feedback_info_form_content_title:hover {
    color: var(--color-red);
}

.feedback_info .feedback_info_title {
    color: var(--color-black);
    font-weight: 700;
    max-width: 300px;
    width: 100%;
    font-family: "Benzin", sans-serif;
    margin-bottom: 3rem;
}

.feedback_info_box {
    max-width: 600px;
    width: 100%;
}

.feedback_info_box .feedback__text {
    max-width: 440px;
    width: 100%;
}

.contact_avatar {
    width: 110px;
    height: 110px;
}

.contact_avatar img {
    width: 100%;
    height: 100%;
}

/* feedback section popup end */


/* media */

@media (min-width: 1220.98px) {

    .header_box_mobile, .menu_mobile {
        display: none;
    }

}

@media (max-width: 1220px) {

    .header .header_menu, .header_contacts, .header .header_btn {
        display: none;
    }

    .header_box_mobile {
        display: flex;
        height: 100%;
    }

    .header_box_mobile .btn_main {
        height: 100%;
        max-height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .header_btn_mobile {
        text-wrap: nowrap;
        align-items: center;
        border-right: 1px solid #d8deea;
        display: flex;
        height: 100%;
        padding-right: 20px;
    }

    .header_btn_mobile .btn_main span {
        font-size: 14px;
    }

    .menu_mobile_icon {
        cursor: pointer;
        height: 100%;
        position: relative;
        width: 50px;
        padding-left: 4.5rem;
        z-index: 99999999;
    }

    .menu_mobile_icon svg {
        -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
        height: 40px;
        position: absolute;
        right: -1rem;
        top: 50%;
        transform: translateY(-50%);
        transition: transform .4s;
        -moz-user-select: none;
        -webkit-user-select: none;
        user-select: none;
        width: 40px;
    }

    .menu_mobile_icon svg .line {
        fill: none;
        stroke: #000;
        stroke-width: 5.5;
        stroke-linecap: round;
        transition: stroke-dasharray .4s, stroke-dashoffset .4s;
    }

    .menu_mobile_icon svg .top {
        stroke-dasharray: 40 82;
    }

    .menu_mobile_icon svg .middle {
        stroke-dasharray: 40 111;
    }

    .menu_mobile_icon svg .bottom {
        stroke-dasharray: 40 161;
    }

    .menu_mobile_icon svg.active {
        transform: translateY(-50%) rotate(45deg) scale(1.2);
    }

    .menu_mobile_icon svg.active .top {
        stroke-dasharray: 17 82;
        stroke-dashoffset: -6.2rem;
    }

    .menu_mobile_icon svg.active .middle {
        stroke-dashoffset: 2.3rem;
    }

    .menu_mobile_icon svg.active .bottom {
        stroke-dashoffset: -8.3rem;
    }

    .menu_mobile {
        display: none;
        background-color: #fff;
        height: calc(100vh - 8rem);
        left: 0;
        overflow-y: auto;
        padding-bottom: 8rem;
        position: fixed;
        top: 8rem;
        width: 100%;
    }

    .menu_mobile.active {
        display: block;
    }

    .mobile_menu_list {
        display: flex;
        flex: 1 0 auto;
        flex-direction: column;
        margin-bottom: 1rem;
        position: relative;
    }

    .mobile_menu_item {
        border-bottom: .1rem solid var(--border);
        cursor: pointer;
        display: flex;
        height: 100%;
        justify-content: space-between;
        min-height: 6.5rem;
        padding: 0 3rem;
    }

    .mobile_menu_item a {
        color: var(--color-black);
        padding: 0;
        position: relative;
        width: 100%;
        display: flex;
        align-items: center;
        font-size: 1.8rem;
    }

    .menu_mobile_contact {
        align-items: flex-end;
        display: flex;
        flex: 0 0 auto;
        justify-content: space-between;
        margin-bottom: 5rem;
        padding: 2rem 3rem;
        position: relative;
    }

    .menu_mobile_contact_content {
        display: flex;
        flex-direction: column;
    }

    .menu_mobile_contact_info {
        font-size: 18px;
        line-height: 100%;
        margin-right: 10px;
        transition: color .2s;
    }

    .menu_mobile_contact_info:not(:last-child) {
        margin-bottom: 1.5rem;
    }

    .menu_mobile_contact_title {
        margin-bottom: 2rem;
    }

    .promo_title {
        font-size: 3rem;
        margin-bottom: 2rem !important;
        max-width: 78rem;
    }

    .promo_content {
        padding: 2rem 3rem;
    }

    .promo_subtitle {
        font-size: 1.8rem;
        margin-bottom: 2rem;
    }

    .promo_item {
        font-size: 1.6rem;
        padding: .8rem 1.2rem;
    }

    .competencies_partner {
        padding-left: 3rem;
    }

    .competencies_partner_intern {
        font-size: 1.4rem;
        line-height: 1.4rem;
        width: 26.7rem;
    }

    .competencies_list {
        padding: .8rem 3rem;
    }

    .competencies_item_title {
        font-size: 3.2rem;
        line-height: 4rem;
    }

    .license_wrapper {
        grid-template-columns: repeat(1, 1fr);
    }

    .bitrix_title {
        font-size: 3rem;
    }

    .scope_img {
        display: none;
    }

    #contacts .feedback_wrapper, .feedback_wrapper {
        flex-direction: column;
        gap: 0;
        padding: 5rem 6rem;
    }

    .feedback_info {
        padding: 5rem 6rem;
    }

    .feedback_info_form_social_item {
        padding: 1rem 2rem;
    }
}

@media (max-width: 1090.98px) {
    .feedback_info {
        flex-direction: column;
        gap: 3rem;
    }

    .feedback_info_box,
    .feedback_info .feedback_info_title,
    .feedback_info_box .feedback__text {
        max-width: unset;
    }
}

@media (max-width: 900.98px) {
    .promo {
        display: flex;
        flex-direction: column;
        padding-bottom: 10px;
    }

    .promo_items {
        flex-wrap: wrap;
    }

    .competencies {
        background-color: initial;
        display: flex;
        flex-direction: column-reverse;
    }

    .competencies_tech {
        border-radius: .6rem;
        margin: 0 1.8rem;
    }

    .competencies_partner {
        display: block;
        padding: 1.8rem;
    }

    .competencies_partner_intern {
        width: 100%;
    }

    .competencies_list {
        display: grid;
        gap: 3rem;
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(2, 1fr);
        padding: 2rem 4rem;
    }

    .second_title {
        margin-bottom: 1.5rem;
    }

    .feedback_content .our_clients {
        display: none;
    }

    .feedback_content {
        grid-template-columns: repeat(1, 1fr);
    }

    .feedback_form {
        margin-top: 2rem;
    }

    .bitrix_promo {
        padding: 6rem 2rem;
    }

    .bitrix_wrapper {
        grid-template-columns: repeat(2, 1fr);
        gap: 5rem 0;
    }
}

@media (max-width: 767px) {
    .feedback__text {
        font-size: 1.4rem;
    }

    .second_title {
        font-size: 1.8rem;
        line-height: 120%;
    }

    .third_title {
        font-size: 1.6rem;
    }

    .btn_small {
        font-size: 1.2rem;
    }
}

@media (max-width: 690px) {
    .feedback_info_form_social_item {
        padding: 1rem 1rem;
        font-size: 1.3rem;
    }

    .social_ico svg {
        width: 25px;
        height: 25px;
    }

    .feedback_info, #contacts .feedback_wrapper, .feedback_wrapper {
        padding: 3rem 3rem;
    }

    .feedback_info_form_content_pretitle {
        margin-bottom: 0;
        font-size: 1.3rem;
    }

    .feedback_info_form_content_title {
        font-size: 1.7rem;
    }
}

@media (max-width: 620px) {
    .header_logo img, .header_logo {
        margin-right: 0;
    }

    .form_item_textarea {
        grid-column: unset;
    }

    .feedback_form_wrapper {
        grid-template-columns: repeat(1, 1fr);
        grid-gap: 2rem;
    }

    .feedback_send {
        margin-top: 3rem;
        flex-direction: column;

    }

    .feedback_privacy {
        margin-left: 0;
        margin-top: 1rem;
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 520px) {
    .promo {
        justify-content: center;
        height: calc(100vh - 6rem);
    }

    .promo_title {
        font-size: 2rem;
    }

    .promo_subtitle {
        font-size: 1.4rem;
        margin-bottom: 1.2rem;
    }

    .promo_item {
        font-size: 1.2rem;
        padding: .6rem .9rem;
    }

    .promo .container {
        height: unset;
    }

    .header_wrapper {
        height: 60px;
    }

    .menu_mobile {
        height: calc(100vh - 6rem);
        padding-bottom: 6rem;
        top: 6rem;
    }

    .header_box_mobile .btn_main {
        padding: 1.2rem 2rem;
    }

    .header_logo img {
        min-width: 150px;
        max-width: 150px;
    }

    .menu_mobile_icon {
        width: 35px;
        padding-left: 2rem;
    }

    .header_btn_mobile {
        padding-right: 10px;
    }

    .feedback_send_btn .btn_main {
        width: 100%;
    }
}

@media (max-width: 500px) {
    .feedback_form input, .feedback_form label, .form_item textarea {
        font-size: 1.5rem;
    }

    .feedback_section {
        padding: 4rem 0;
    }

    .footer_content {
        font-size: 1.1rem;
    }
}

@media (max-width: 460px) {
    .feedback_info_form_social_item {
        gap: 0.7rem;
        font-size: 1rem;
        padding: 0.8rem 0.8rem;
    }

    .social_ico svg {
        width: 20px;
        height: 20px;
    }
}

@media (max-width: 420px) {
    .feedback_info, #contacts .feedback_wrapper, .feedback_wrapper {
        padding: 2rem 2rem;
    }

    .feedback_info_form_social {
        gap: 0.8rem;
    }
}

@media (max-width: 380px) {
    .header_btn_mobile .btn_main span {
        font-size: 12px;
    }

    .header_box_mobile .btn_main {
        padding: 1.2rem 1rem;
    }
}

/* media end */