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

img {
    max-width: 100%;
}

body {
    height: 100%;
    font-family: "Roboto", "Pattaya";
    background-color: #ffffff;
    margin: 0;
    background: linear-gradient(325.24deg, #F7D814 27.36%, rgba(255, 255, 255, 0) 69.77%),
    linear-gradient(142.57deg, #3C74C3 22.88%, rgba(60, 116, 195, 0) 68.55%);
}

.hero {
    min-height: 10vh;
    display: flex;
    flex-direction: column;
    padding: 25px;
    overflow: hidden;
}

.hero-container {
    width: 1110px;
    height: 350px;
    background-image: url(../img/background1.jpg);
    background-repeat: no-repeat;
    flex: 1 1 auto;
    margin: 0px auto;
}

.hero-overlay {
    background: linear-gradient(180deg, #3C74C3 0%, rgba(60, 116, 195, 0.18) 37.5%);
    width: 1110px;
    height: 350px;
}

.hero-header {
    display: flex;
    align-items: center;
    width: 1110px;

    flex: 1 1 auto;
    margin: 0px auto;
}

.logo {
    margin-right: 220px;
    margin-top: 25px;
    opacity: 0.9;
}

.hero-content {
    width: 445px;
    height: 190px;

}

.hero-text {
    text-align: center;
    text-decoration-line: underline;
    font-style: normal;
    font-weight: bold;
    font-size: 24px;
    line-height: 28px;
}

main {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.nav {
    width: 1110px;
    height: 50px;
    background-color: #000000;
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin: 0px auto;
}

a {
    text-decoration: none;
    position: relative;
    color: #ffffff;
}

.li a::before {
    content: '';
    bottom: 0;
    left: 0;
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: #ffffff;
    transition: 0.3s;
    transform: scaleX(0);
}

.li a:hover:before {
    transform: scaleX(1);
}

.main-list {
    display: flex;
    flex-direction: row;
}

.li {
    width: 248px;
    height: 30px;
    font-family: Roboto;
    font-style: normal;
    font-weight: bold;
    font-size: 24px;
    line-height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    background-color: #000000;
    border:none;
}

.main-conteiner {
    display: flex;
    flex-direction: column;
    width: 1110px;
    height: 1692px;
    margin: 30px auto;
}

h1 {
    display: flex;
    justify-content: center;
    text-align: center;
    font-family: Pattaya;
    font-style: normal;
    font-weight: normal;
    font-size: 64px;
    line-height: 150%;
}

.certificate{
    margin-top: 30px;
    display: flex;
    justify-content: space-around;
    overflow: hidden;
}

.main-content{
    overflow: hidden;
}

.main-text{
    margin-top: 50px;
    font-family: Roboto;
    font-style: normal;
    font-weight: bold;
    font-size: 20px;
    line-height: 35px;
    display: flex;
    align-items: center;
    text-align: center;
    letter-spacing: 0.05em;
    flex-direction: column;
}

.respect{
    margin-top: 30px;
}

.main-contacts{
    margin-top: 50px;
    display: flex;
    justify-content: space-around;
    font-weight: bold;
    font-size: 18px;
    align-items: center;
    letter-spacing: 0.1em;
}

.map{
    margin-top: 50px;
    display: flex;
    justify-content: center;
}

.iframe{
    width:100%;
    height:465px;
    border: none;
}

footer {
    width: 1110px;
    height: auto;
    display: flex;
    flex-direction: column;
    margin: 100px auto;
}

.line {
    width: 1110px;
    height: 0px;
    border: 2px solid #000000;
}

.footer-container{
    display: flex;
}

.footer-content {
    display: flex;
    justify-content: space-around;
    align-items: center;
    width: 1105px;
    height: 156px;
    text-align: center;
    text-decoration-line: underline;
    margin-top: 55px;
}

.footer-text,
.footer-contact {
    width: 350px;
    height: 119px;
    font-family: Roboto;
    font-style: normal;
    font-weight: bold;
    font-size: 20px;
    line-height: 30px;
    text-align: center;
}

.lavlay {
    width: 350px;
    height: 156px;
    margin-top: 50px;
}

.main-burger {
    display: none;
}

/* responsive */

@media (max-width: 1200px) {

    .hero-container,
    .hero-overlay,
    main,
    .nav,
    .main-conteiner,
    .footer,
    .line {
        max-width: 970px;
        height: auto;
        margin: 0px auto;
    }

    .hero-content {
        width: 305px;
        height: 190px;
    }

    .hero-text {
        font-size: 18px;
    }

    h1 {
        margin: 10px;
    }

    .foto {
        margin: 10px;
    }

    footer {
         max-width: 970px;
         height: auto;
        margin: 100px auto;

    }

    .line {
        margin-bottom: 30px;
    }

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

    .footer-content {
        width: 970px;
        justify-content: space-around;
    }

    .lavlay {
        width: 220px;
        height: 110px;
        margin: 15px auto;
    }

    .main-burger {
        display: none;
    }
}

@media (max-width: 1000px) {

    body {
        height: 100%;
    }

    .hero {
        max-width: 800px;
        margin: 0 auto;
    }

    .hero-container {
        max-width: 760px;
        height: 187px;
        margin: 0 auto;
    }

    .hero-overlay {
        max-width: 760px;
        height: 187px;
        margin: 0 auto;
    }

    .hero-header {
        max-width: 760px;
        margin: 0 auto;
    }

    .logo {
        width: 233px;
        height: 157px;
        margin: 25px auto;
    }

    .hero-content {
        width: 760px;
        height: 132px;
        margin: 0 auto;
        padding-left: 125px;
    }

    .hero-text {
        width: 359px;
        height: 132px;
        font-size: 18px;
        line-height: 21px;
    }

    main {
        max-width: 760px;
        height: auto;
        margin: 0 auto;
    }

    h1 {
        font-size: 60px;
    }

    .main-conteiner,
    .picture {
        max-width: 760px;
        height: auto;
        margin: 0 auto;
        display: flex;
        justify-content: space-around;
        overflow: hidden;
    }

    .nav,
    .main-list {
        max-width: 760px;
        height: 30px;
        font-size: 18px;
    }

    .picture {
        flex-wrap: wrap;
        justify-content: center;
    }

    .main-text{
        font-size: 18px;
    }

    .main-contacts{
        font-size: 16px;
    }

    footer {
        max-width: 760px;
        height: auto;
    }

    .line {
        max-width: 730px;
    }

    .footer-container {
        display: flex;
        flex-direction: column;
        max-width: 760px;
    }

    .footer-content {
        max-width: 760px;
        justify-content: space-around;
    }

    .footer-text,
    .footer-contact {
        font-size: 16px;
        line-height: 18px;
        letter-spacing: 0.08em;
    }

    .lavlay {
        width: 220px;
        height: 110px;
        margin: 15px auto;
    }

    .main-burger {
        display: none;
    }

}

@media (max-width: 800px) {

    body {
        height: 100%;
    }

    .hero {

        margin: 0px auto;
    }

    .hero-container {
        max-width: 630px;
        height: 187px;
        margin: 0 auto;

    }

    .hero-overlay {
        max-width: 630px;
        height: 187px;
        margin: 0 auto;
    }

    .hero-header {
        max-width: 630px;
        margin: 0 auto;
    }

    .logo {
        width: 233px;
        height: 157px;
        margin: 25px auto;
    }

    .hero-content {
        width: 630px;
        height: 132px;
        margin: 0 auto;
        padding-left: 50px;
    }

    .hero-text {
        width: 359px;
        height: 132px;
        font-size: 18px;
        line-height: 21px;
    }

    main {
        max-width: 660px;
        height: auto;
        margin: 0px auto;
    }

    .nav,
    .main-list {
        max-width: 630px;
        height: 30px;
        font-size: 18px;
    }

    h1 {
        font-size: 50px;
    }

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

   .main-conteiner,
   .picture {
        max-width: 630px;
        margin: 0px auto;
    }

    .picture,
    .picture-bottom {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
    }

    .picture-bottom{
        margin-top: 30px;
    }

     .main-text {
         font-size: 16px;
     }

     .main-contacts {
         font-size: 14px;
     }

    footer {
        max-width: 630px;
        height: auto;
    }

    .line {
        max-width: 630px;
    }

    .footer-container {
        display: flex;
        flex-direction: column;
        max-width: 630px;
        height: auto;
        margin-top: 10px;
    }

    .footer-content {
        max-width: 630px;
        height: auto;
        margin-top: 10px;
    }

    .footer-text,
    .footer-contact {
        font-size: 12px;
        line-height: 18px;
        letter-spacing: 0.08em;
    }

    .main-burger {
        display: none;
    }

}

@media (max-width: 650px) {

    body.lock {
        overflow: hidden;
    }

    .hero {
        max-width: 375px;
        margin: 0 auto;
    }

    .hero-container {
        max-width: 330px;
        height: 180px;
        margin: 0 auto;

    }

    .hero-overlay {
        max-width: 330px;
        height: 180px;
        margin: 0 auto;
    }

    .hero-header {
        max-width: 330px;
        margin: 0 auto;
        flex-direction: column;
    }

    .logo {
        width: 90px;
        height: 60px;
        margin: 25px auto;
    }

    .hero-content {
        width: 260px;
        height: 60px;
        margin: 0 auto;
        padding: 0px;
    }

    .hero-text {
        width: 260px;
        height: 60px;
        font-size: 16px;
        line-height: 18px;
        margin: 0px auto;
    }

    main {
        max-width: 370px;
        height: auto;
        margin: 0 auto;
    }

    .main-burger {
        display: block;
        position: relative;
        width: 30px;
        height: 20px;
        position: relative;
        z-index: 3;
        margin-left: 25px;
    }

    .main-burger span {
        position: absolute;
        background-color: #F7D814;
        position: absolute;
        left: 0;
        width: 100%;
        height: 2px;
        top: 9px;
        transition: all 0.3s ease 0s;
    }

    .main-burger::before,
    .main-burger::after {
        content: '';
        background-color: #fff;
        position: absolute;
        width: 100%;
        height: 2px;
        left: 0;
        transition: all 0.3s ease 0s;
    }

    .main-burger::before {
        top: 0;
    }

    .main-burger::after {
        bottom: 0;
    }

    .main-burger.active:before {
        transform: rotate(45deg);
        top: 9px;
    }

    .main-burger.active:after {
        transform: rotate(-45deg);
        bottom: 9px;
    }

    .main-burger.active span {
        transform: scale(0);
    }


    .nav {
        position: fixed;
        top: -100%;
        width: 370px;
        height: 220px;
        transition: all 0.3s ease 0s;
        background-color: #3C74C3;
        opacity: 0.9;
        padding: 10px;
        margin: 20px;

    }

    .nav.active {
        top: 0px;
    }

    .main-list {
        max-width: 330px;
        height: auto;
        font-size: 0px;
        /* color: #000; */
        display: block;
    }

    .li {
        font-size: 18px;
        line-height: 12px;
        margin: 0px 0px 20px 0px;
        background-color: #3C74C3;
    }

    a {
        color: #F7D814
    }

.li a::before {
    bottom: -10px;
    background-color: #F7D814;
}

    
    h1 {
        max-width: 330px;
        font-size: 50px;
    }

   .main-conteiner,
   .picture {
        max-width: 330px;
        height: auto;
        margin: 0 auto;
    }

    .main-contacts{
        flex-direction: column;
    }

    .contacts{
        width: 301px;
        margin-top: 30px;
    }

    footer {
        max-width: 330px;
        height: auto;
        overflow: hidden;
    }

    .line {
        max-width: 330px;
        margin-left: 35px;
    }

    .footer-container {
        max-width: 330px;
        height: auto;
        display: flex;
        flex-direction: column;

    }

    .footer-content {
        flex-direction: column;
        max-width: 330px;
    }

    .footer-text,
    .footer-contact {
        font-size: 12px;
        line-height: 18px;
        letter-spacing: 0.08em;
    }

    .lavlay {
        max-width: 220px;
        height: 110px;
    }

}