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

html {
    scroll-behavior: smooth;
}

body{
    font-family: "Roboto Slab", serif;
    font-weight: 400;
    font-size: 24px;
    margin: 0;
    padding: 0;
    color: #1A5A82;
    background-color: #ffffff;
    scroll-behavior: smooth;
}

.no-scroll {
    overflow: hidden;
}

h1, h2, h3, h4 {
    font-size: 48px;
    font-weight: 700;
    line-height: 62px;
    max-width: 900px;
    color: #01304D;
    text-transform: uppercase;
    span{
        color: #1A5A82;
    }
}

h4{
    font-size: 60px;
    line-height: 62px;
}

a{
    font-family: "Roboto Slab", serif;
    font-size: 21px;
    font-weight: 700;
    color: #01304D;
    text-decoration: none;
    text-transform: uppercase;
    display: inline-block;
}

.container{
    max-width: 1480px;
    margin: 0 auto;
    padding: 0 20px;
}

.top{
    padding-top: 168px;
    background-image: url("../images/BackGround.jpg");
    background-size: cover;
    background-position: right;
    background-repeat: no-repeat;
    height: 100%;
}

.header{
    z-index: 10;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    margin-bottom: 50px;
    backdrop-filter: blur(30px);
    filter: brightness(115%);
    opacity: 1;
    transition: .3s ease;
}

.header-inner{
    display: flex;
    justify-content: space-between;
    align-items: center;
    /*padding: 19px 29px 20px 19px;*/
    padding: 20px 0;
}

.header-logo {
    z-index: 22;
}

.header-logo img{
    width: 181px;
}

.header-burger {
    display: none;
}

.header-nav{
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-nav ul {
    display: flex;
    justify-content: space-between;
    align-items: center;
    list-style: none;
}

.header__nav-link{
    margin-right: 50px;
    transition: all 0.3s ease-in;
    color: #01304D;
}

.header__nav-link:hover{
    transition: all 0.3s ease-in;
    color: #0288D9;
    transform: scale(0.96);
}

.header__nav-btn{
    border: none;
    transition: all 0.3s ease-in;
    cursor: pointer;
    background-color: transparent;
    font-family: "Roboto Slab", serif;
    font-size: 21px;
    font-weight: 700;
    color: #01304D;
}

.header__nav-btn:hover{
    transition: all 0.3s ease-in;
    color: #0288D9;
}

.top-info{
    padding-bottom: 440px;
}

.top-info__item{
    max-width: 735px;
    background-color: #FFFFFF;
    border-radius: 20px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
    padding: 50px;
}

.top-info__title{
    font-weight: 800;
    font-size: 48px;
    line-height: 54px;
    margin-bottom: 30px;
    color: #01304D;
}

.top-info__text{
    font-weight: 400;
    font-size: 24px;
    line-height: 28px;
    span{
        font-weight: 700;
    }
}

.top-info__text:not(:last-child){
    margin-bottom: 35px;
}

#advantages{
    scroll-margin-top: 60px;
}

.advantages{
    padding-bottom: 150px;
    background-color: #F8F9FA;
    h1{
        margin-bottom: 160px;
        padding-top: 80px;
    }
}

.advantages-inner{
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
}

.advantages-inner__items{
    width: 464px;
    height: 377px;
    padding: 35px 50px;
    background-color: #FFFFFF;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-start;
    margin: 0 15px 15px 0;
}

.advantages-inner__items-picture img{
    width: 135px;
}

.advantages-inner__items-text{
    font-size: 30px;
    line-height: 30px;
    font-weight: 500;
}

.clients{
    background: linear-gradient(to bottom, #F8F9FA 0%, #FFFFFF 100%);
    margin-bottom: 250px;
    scroll-margin-top: 140px;
    h2{
        margin-bottom: 100px;
    }
}

.clients-items{
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
}


.clients-items__item{
    width: 464px;
    border-radius: 10px;
    background-color: #FFFFFF;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
    margin-bottom: 16px;
    margin-right: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px 0;
}

.clients-items__item:last-child {
    margin-right: 0;
}

.clients-items__item img{
    width: 388px;
}

.gallery{
    margin-bottom: 150px;
    scroll-margin-top: 140px;
    h3{
       margin-bottom: 100px;
    }
}

.gallery-swiper-slide {
    display: flex;
    justify-content: center;
}

.gallery-swiper-slide img{
    max-width: 1343px;
    width: 100%;
    height: auto;
    border-radius: 20px;
}

.gallery-preview {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    margin-top: 75px;
}

.gallery-preview-item {
    margin: 0 5px 15px;
}

.gallery-preview-item img {
    width: 185px;
    border-radius: 10px;
}

.gallery-swiper-next,
.gallery-swiper-prev{
    font-weight: 700;
    width: 80px;
    height: 80px;
    background-color: #fff;
    border-radius: 50%;
    color: #707070;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.gallery-swiper-next::after {
    padding-left: 6px;
    font-size: 40px;
}

.gallery-swiper-prev::after {
    padding-right: 6px;
    font-size: 40px;
}

.active-img {
    border: 3px solid #D8D502;
    border-radius: 10px;
}

.info{
    scroll-margin-top: 140px;
    h4{
        margin-bottom: 30px;
    }
}

.info-general{
    margin-bottom: 150px;
}

.info-title{
    margin-bottom: 50px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.info-title__picture img{
    max-width: 568px;
    width: 100%;
}

.info-general{
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.info-general .swiper {
    margin: 0 0 50px;
}

.info-general__text{
    max-width: 530px;
    font-weight: 400;
    font-size: 32px;
    line-height: 36px;
    margin-right: 140px;
    span{
        font-weight: 700;
    }
}

.mySwiper-info {
    max-width: 670px;
    width: 100%;
    height: 100%;
    border-radius: 10px;
}

.info-swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #444;
    display: flex;
    justify-content: center;
    align-items: center;
}

.info-swiper-slide img {
    display: block;
    max-width: 670px;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.info-about{
    padding: 75px 150px 75px 120px;
    background-color: #F8F9FA;
    border-radius: 20px;
}

.info-about__item:not(:last-child){
    margin-bottom: 50px;
}

.info-about__title{
    font-weight: 600;
    font-size: 48px;
    line-height: 50px;
    margin-bottom: 20px;
}

.info-about__title-second{
    font-size: 48px;
    line-height: 50px;
}

.info-about__title span{
    color: #01304D;
}

.info-about__text{
    font-weight: 400;
    font-size: 24px;
    line-height: 26px;
    span{
        font-weight: 700;
    }
}

.info-about__text p:not(:last-child){
    margin-bottom: 20px;
}

.footer{
    margin-top: 150px;
    padding-bottom: 50px;
}

.footer-inner{
    border-bottom: 1px solid #01304D;
    padding-bottom: 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-inner__about{
    max-width: 230px;
}

.footer-inner__about-logo{
    margin-bottom: 30px;
}

.footer-inner__about-logo img{
    width: 219px;
}

.footer-inner__nav {
    display: flex;
    flex-direction: column;
}

.footer-inner__nav a:not(:last-child){
    margin-bottom: 35px;
}

.footer-inner__nav-link{
    transition: all 0.3s ease-in;
    color: #01304D;
}

.footer-inner__nav-link:hover{
    transition: all 0.3s ease-in;
    color: #0288D9;
    transform: scale(0.96);
}

.footer-inner__info{
    max-width: 418px;
}

.footer-inner__info-items:not(:last-child){
    margin-bottom: 45px;
}

.footer-inner__info-items{
    display: flex;
    align-items: center;
}

.footer-inner__info-text a{
    font-size: 21px;
    line-height: 24px;
    font-weight: 600;
    color: #01304D;
    text-transform: none;
    margin: 0;
    padding: 0;
}

.footer-inner__info-text span{
    font-size: 16px;
    line-height: 14px;
    font-weight: 600;
    color: #1A5A82;
    display: block;
    margin-top: 5px;
}

.footer-inner__info-picture{
    margin-right: 55px;
}

.footer-inner__info-picture img{
    width: 40px;
}

.footer-bottom{
    margin-top: 35px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.footer-bottom__copy{
    font-size: 21px;
    font-weight: 600;
    color: #01304D;
    margin-right: 20px;
}

.footer-bottom__certified{
    margin-right: 20px;
}

.footer-bottom__certified p{
    text-transform: uppercase;
    color: #01304D;
    font-weight: 500;
    font-size: 14px;
    margin-bottom: 5px;
    text-align: center;
}

.footer-bottom__certified-pictures{
    display: flex;
    align-items: center;
}

.footer-bottom__certified-pictures img{
    width: 50px;
    margin-right: 13px;
}

.footer-bottom__social{
    display: flex;
    align-items: center;
}

.footer-bottom__social a:not(:last-child){
    margin-right: 70px;
}

.footer-bottom__social img{
    width: 50px;
}

.footer-mobile{
    display: none;
}

@media (max-width: 1920px){
    .top{
        background-image: url("../images/BackGround-1920.jpg");
    }
    .top-info{
        padding-bottom: 280px;
    }
}

@media (max-width: 1900px) {
    .top-info{
        padding-bottom: 255px;
    }
}

@media (max-width: 1780px) {
    .header-inner{
        padding: 20px 0;
    }
    .top-info{
        padding-bottom: 245px;
    }
    .top-info__item{
        max-width: 641px;
    }
    .top-info__title{
        font-size: 36px;
        line-height: 40px;
    }
    .top-info__text{
        font-size: 21px;
        line-height: 24px;
    }
    .header__nav-link{
        margin-right: 40px;
    }


    .footer{
        margin-top: 125px;
    }
}

@media (max-width: 1665px){
    .top-info{
        padding-bottom: 265px;
    }
}

@media (max-width: 1645px){
    .top-info{
        padding-bottom: 210px;
    }
}

@media (max-width: 1540px){
    .top-info{
        padding-bottom: 162px;
    }
}

@media (max-width: 1500px){
    .top-info{
        padding-bottom: 155px;
    }
}

@media (max-width: 1440px){
    h1, h2, h3, h4 {
        font-size: 36px;
        line-height: 42px;
    }
    h4{
        font-size: 48px;
        line-height: 50px;
    }
    .top{
        background-image: url("../images/BackGround-1440.jpg");
    }
    .top-info{
        padding-bottom: 220px;
    }
    .advantages{
        h1{
            margin-bottom: 75px;
        }
    }
    .advantages-inner__items{
        width: 517px;
        height: 417px;
    }
    .advantages-inner__items-picture img{
        width: 150px;
    }
    .advantages-inner__items-text{
        font-size: 32px;
        line-height: 32px;
    }
    .clients{
        margin-bottom: 120px;
        h2{
            margin-bottom: 80px
        }
    }
    .info-about{
        padding: 75px 120px;
    }
    .info-general__text{
        font-size: 26px;
        line-height: 30px;
        margin-right: 40px;
    }
    .info-about__title{
        font-size: 36px;
        line-height: 38px;
    }
    .info-about__title-second{
        font-size: 36px;
        line-height: 38px;
    }
    .gallery {
        margin-bottom: 120px;
        h3 {
            margin-bottom: 80px;
        }
    }
    .gallery-preview {
        overflow: scroll;
        scrollbar-width: none;
        flex-wrap: nowrap;
    }

    .gallery-swiper-next, .gallery-swiper-prev {
        width: 65px;
        height: 65px;
    }

    .gallery-swiper-next:after,
    .gallery-swiper-prev:after {
        font-size: 30px;
    }

}

@media (max-width: 1400px){
    .top-info{
        padding-bottom: 180px;
    }
}


@media (max-width: 1380px){
    .top-info{
        padding-bottom: 90px;
    }
}

@media (max-width: 1140px){
    .header__nav-link{
        margin-right: 20px;
    }
    a{
        font-size: 20px;
        font-weight: 400;
    }
    .header__nav-btn{
        font-size: 20px;
    }
    .top-info{
        padding-bottom: 20px;
    }
    .advantages-inner__items{
        width: 476px;
        height: 376px;
    }

    .advantages-inner__items-picture img{
        width: 150px;
    }

    .advantages-inner__items-text{
        font-size: 32px;
        line-height: 32px;
    }
}

@media (max-width: 1024px){
    a{
        font-size: 18px;
    }
    h1, h2, h3, h4 {
        font-size: 32px;
        line-height: 38px;
        max-width: 697px;
    }
    .active-header {
        height: 100vh;
        width: 100%;
        z-index: 19;
        top: 0;
        left: 0;
    }


    .header-nav {
        display: flex;
        position: fixed;
        top: 0;
        left: -100%;
        z-index: 20;
        width: 100%;
        height: 100vh;
        flex-direction: column;
        justify-content: space-around;
        transition: .3s ease;
    }


    .header-nav ul {
        display: flex;
        align-items: center;
        flex-direction: column;
        list-style: none;
    }

    .header-nav ul li {
        margin-bottom: 20px;
    }

    .header-nav ul li a {
        font-size: 20px;
        margin-right: 0;
    }

    .top{
        background-image: url("../images/BackGround.jpg");
        background-position: 75% center;
    }
    .top-info{
        padding-bottom: 90px;
    }


    .top-info__title{
        font-size: 30px;
        line-height: 34px;
    }

    .top-info__item{
        padding: 20px 30px;
    }

    .top-info__text{
        font-size: 18px;
        line-height: 22px;
    }

    .active-menu{
        left: 0;
        transition: .3s ease;
    }

    .header-burger {
        position: relative;
        z-index: 20;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: space-between;
        width: 33px;
        height: 18px;
        cursor: pointer;
    }

    .header-burger span {
        position: absolute;
        border-bottom: 2px solid #464646;
        display: block;
        width: 100%;
        right: 0;
        transition: 0.3s ease;
    }

    .header-burger span:nth-child(1) {
        top: 0;
    }

    .header-burger span:nth-child(2) {
        top: 8px;
    }

    .header-burger span:nth-child(3) {
        top: 16px;
    }

    .active-burger span {
        transition: 0.3s ease;
    }

    .active-burger span:nth-child(1) {
        top: 11px;
        transform: rotate(-45deg);
    }

    .active-burger span:nth-child(2) {
        opacity: 0;
        transition: opacity 0.3s ease;
    }

    .active-burger span:nth-child(3) {
        top: 11px;
        transform: rotate(45deg);
    }

    .advantages-inner__items{
        width: 100%;
        height: 376px;
        margin-right: 0;
    }

    .advantages-inner__items-picture img{
        width: 150px;
    }

    .advantages-inner__items-text{
        font-size: 32px;
        line-height: 32px;
    }
    .clients{
        margin-bottom: 100px;
        h2{
            margin-bottom: 60px;
        }
    }
    .clients-items__item{
        max-width: 326px;
        width: 100%;
    }

    .clients-items__item img{
        max-width: 250px;
        width: 100%;
    }

    .info-general{
        flex-direction: column;
    }
    .info-general__text{
        order: 2;
        max-width: 670px;
        margin-right: 0;
    }
    .info-about{
        padding: 50px 60px;
    }
    .mySwiper-info{
        order: 1;
        margin-bottom: 50px;
    }
    .footer-inner__info-picture{
        margin-right: 30px;
    }
    .footer-bottom__social a:not(:last-child){
        margin-right: 30px;
    }
}

@media (max-width: 768px) {
    h1, h2, h3, h4 {
        font-size: 26px;
        line-height: 32px;
    }
    .header-inner{
        padding: 15px 0;
    }
    #advantages{
        scroll-margin-top: 100px;
    }

    .advantages-inner__items{
        height: 300px;
    }

    .advantages-inner__items-picture img{
        width: 100px;
    }

    .advantages-inner__items-text{
        font-size: 26px;
        line-height: 26px;
    }


    .clients{
        h2{
            padding-left: 0;
        }
    }

    .clients-items__item{
        max-width: 276px;
        width: 100%;
    }

    .clients-items__item img{
        max-width: 200px;
        width: 100%;
    }

    .info-title__picture img{
        max-width: 355px;
    }

    .info-about{
        padding: 30px 20px;
    }

    .info-about__title{
        font-size: 26px;
        line-height: 28px;
    }
    .info-about__title-second{
        font-size: 26px;
        line-height: 28px;
    }

    .info-about__text{
        font-size: 20px;
        line-height: 22px;
    }

    .footer{
        padding-bottom: 15px;
    }

    .footer-desktop{
        display: none;
    }

    .footer-mobile{
        display: block;
    }

    .footer-inner{
        flex-direction: column;
        justify-content: center;
        padding-bottom: 20px;
    }

    .footer-bottom__certified{
        margin-bottom: 30px;
        margin-right: 0;
    }

    .footer-bottom{
        margin-top: 20px;
        flex-direction: column;
        justify-content: center;
    }

    .footer-bottom__social{
        margin-bottom: 10px;
    }

    .footer-bottom__social a:not(:last-child){
        margin-right: 45px;
    }
    .footer-bottom__copy{
        margin-right: 0;
    }

    .gallery-preview {
        display: none;
    }

    .gallery-swiper-next,
    .gallery-swiper-prev {
        display: none;
    }
}

@media (max-width: 650px) {
    .clients-items__item{
        max-width: 200px;
        width: 100%;
        margin-bottom: 10px;
        margin-right: 10px;
    }

    .clients-items__item img{
        max-width: 154px;
        width: 100%;
    }
}

@media (max-width: 600px) {
    .header-logo img{
        width: 82px;
    }
    .top-info__title{
        font-size: 18px;
        line-height: 21px;
    }
    .top-info__text{
        font-size: 14px;
        line-height: 16px;
    }

    .advantages{

        h1{
            margin-bottom: 25px;
        }
    }

    .advantages-inner__items{
        height: 200px;
        margin-bottom: 10px;
        padding: 25px 30px;
    }

    .advantages-inner__items-picture img{
        width: 75px;
    }

    .advantages-inner__items-text{
        font-size: 14px;
        line-height: 16px;
    }

    .gallery {
        margin-bottom: 80px;
        h3 {
            margin-bottom: 25px;
        }
    }
}

@media (max-width: 500px){
    h1, h2, h3, h4 {
        font-size: 20px;
        line-height: 24px;
    }
    h4{
        font-size: 24px;
        line-height: 26px;
    }
    .clients{
        margin-bottom: 80px;
        h2{
            margin-bottom: 24px;
        }
    }

    .clients-items__item{
        max-width: 154px;
        width: 100%;
    }
    .clients-items__item img{
        max-width: 132px;
        width: 100%;
    }
    .info-general{
        margin-bottom: 120px;
    }
    .info-title{
        margin-bottom: 20px;
    }
    .info-title h4{
        margin-bottom: 10px;
    }
    .info-title__picture img{
        max-width: 226px;
    }
    .info-general__text{
        font-size: 16px;
        line-height: 18px;
    }
    .mySwiper-info{
        margin-bottom: 20px;
    }

    .info-about__title{
        font-size: 21px;
        line-height: 24px;
        margin-bottom: 10px;
    }
    .info-about__title-second{
        font-size: 21px;
        line-height: 24px;
    }
    .info-about__text{
        font-size: 16px;
        line-height: 18px;
    }
    .info-about__text:not(:last-child){
        margin-bottom: 10px;
    }

    .footer-bottom__certified p{
        font-size: 10px;
    }
    .footer-bottom__certified-pictures img{
        width: 37px;
        margin-right: 9px;
    }
    .footer-inner__info-items:not(:last-child){
        margin-bottom: 10px;
    }
    .footer-inner__info-picture{
        margin-right: 10px;
    }
    .footer-inner__info-picture img{
        width: 25px;
    }
    .footer-inner__info-text a{
        font-size: 14px;
        line-height: 18px;
        display: block;
    }
    .footer-bottom__social{
        margin-bottom: 10px;
    }
    .footer-bottom__social img{
        width: 35px;
    }
    .footer-inner__info-text span{
        display: none;
    }
    .footer-bottom__copy{
        font-size: 12px;
        font-weight: 400;
    }
}

@media (max-width: 425px){
    .top{
        background-image: url("../images/BackGround-mobile.jpg");
        background-position: center;
        position: relative;
        height: 485px;
        padding-bottom: 190px;
    }
    .top-info{
        padding-top: 170px;
        padding-bottom: 0;
    }
    #advantages{
        scroll-margin-top: 0;
    }
    .advantages{
        padding-top: 260px;
        h1{
            padding-top: 130px;
        }
    }
}

@media (max-width: 375px) {

    .clients-items__item{
        max-width: 150px;
        width: 100%;
    }
    .clients-items__item img{
        max-width: 130px;
        width: 100%;
    }
}