@media (max-width: 1620px) {
    /* About Us */

    .about-us-item {
        padding: 45px 25px 50px 35px;
        min-width: 420px;
    }

    .about-us-item-descr {
        max-width: 320px;
    }
    
    .about-us-img {
        width: 160px;
        height: 160px;
        right: -40px;
        bottom: -20px;
    }

    .about-us-item:hover > .about-us-img {
        right: -50px;
        bottom: -15px;
        transform: scale(1.1);
    }
}

@media (max-width: 1020px) {
    
    /* Hero */

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

    .hero-title {
        text-align: center;
    }

    .hero-text {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero-descr {
        text-align: center;
    }

    /* About Us */

    .about-us-item {
        padding: 45px 25px 50px 25px;
        min-width: 280px;
    }

    .about-us-item-descr {
        font-size: 14px;
        max-width: 230px;
    }
    
    .about-us-img {
        height: 120px;
        width: 120px;
        right: -40px;
        bottom: -40px;
    }

    .about-us-item:hover > .about-us-img {
        right: -45px;
        bottom: -25px;
        transform: scale(1.1);
    }

    /* Footer */


    .footer {
        padding: 60px 0 10px 0;
    }

    .footer-wrapper {
        flex-direction: column;
        align-items: center;
        gap: 40px;
        margin-bottom: 0;
    }

    .footer-logo {
        display: none;
    }
    
    .footer-logo-mob {
        display: block;
    }

    .contact-list-item {
        font-size: 14px;
        font-weight: 600;
    }

    .footer-list {
        align-items: center;
        gap: 15px;
        padding: 60px 0;
        border-top: 1px solid #3c4d49;
    }
}

@media (max-width:770px) {

    .container {
        max-width: 740px;
        padding: 0 10px;
    }

    /* Header */

    .header {
        padding: 10px 0;
    }

    .logo {
        width: 104px;
        margin-right: auto;
    }

    .nav {
        display: none;
    }

    .hero-btn {
        font-size: 13px;
        padding: 8px 40px;
        border-radius: 5px;
    }

    .btn {
        font-size: 15px;
    }

    .header-wrapper {
        gap: 20px;
    }

    /* Hero */

    .hero {
        padding: 80px 0px 130px 0px;
    }

    .hero-title {
        font-size: 32px;
        text-align: center;
    }

    .descr {
        font-size: 14px;
        text-align: center;
        max-width: 355px;
    }

    .hero-text {
        margin-bottom: 40px;
        max-width: 355px;
    }

    /* About Us */

    .about-us {
        margin-top: -50px;
        margin-bottom: 80px;
    }

    .about-us-wrapper {
        gap: 40px;
        flex-direction: column;
    }

    .about-us-item {
        padding: 25px 25px 75px 25px;
        min-width: 270px
    }

    .third-title {
        font-size: 17px;
        margin-bottom: 10px;
        max-width: 295px;
    }

    .about-us-item-descr {
        text-align: start;
        max-width: 270px;
        font-size: 12px;
        line-height: 22px;
    }

    .about-us-img {
        width: 90px;
        height: 90px;
        right: -10px;
        bottom: -10px;
    }

    .about-us-item:hover > .about-us-img {
        right: -10px;
        bottom: -15px;
        transform: scale(1.1);
    }

    /* Burger */

    .burger-icon, .nav-mobile {
        display: block;
    }

    .menu-btn {
        width: 30px;
        height: 30px;
        position: relative;
        z-index:2;
        overflow: hidden;
    }
    
    .menu-btn .bar {
        width: 24px;
        height: 3px;
        position: absolute;
        top: 50%;
        left: 50%;
        border-radius: 10px;
        transform: translate(-50%, -50%);
        background-color: #3C4E4A;
        transition: all 0.3s ease-in-out;
    }

    .menu-btn {
        padding: 5px 5px;
        background-color: #fff;
        box-shadow: 0px 0px 15px #1938321e;
        border-radius: 6px;
    }
    
    .menu-btn .bar:nth-of-type(2) {
        top: calc(50% - 7px);
    }
    .menu-btn .bar:nth-of-type(3) {
        top: calc(50% + 7px);
    }
    
    .menu-btn.active .bar:nth-of-type(1) {
      display: none;
    }
    .menu-btn.active .bar:nth-of-type(2) {
      top: 50%;
      transform: translate(-50%, 0%) rotate(45deg);  
    }
    .menu-btn.active .bar:nth-of-type(3) {
      top: 50%;
      transform: translate(-50%, 0%) rotate(-45deg); 
    }
    
    
    .nav-mobile {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        padding: 60px 40px;
        background: #F8F7FF;
        transform: translateX(100%);
        transition: transform 0.5s; 
    }
    
    .nav-mobile.active {
        transform: translateX(0);
    }

    .nav-list {
        flex-direction: column;
    }
    
    .nav-link {
        font-size: 18px;
    }

    .nav-link:focus {
        border-radius: 5px;
        padding: 5px 15px;
    }

}