@media screen and (max-width: 1200px) {
    header .header-desktop {
        display: none;
    }

    header .header-mobile {
        display: block;
    }

    .a-u-s-one {
        height: 400px;
    }

    .a-u-s-one h1 {
        padding-top: 180px;
        text-align: center;
        font-size: 32px;
    }
}

@media screen and (max-width: 1024px) {
    .h-s-one {
        height: 300px;
    }
}

@media screen and (max-width: 992px) {

    .doc-sec .doc-sec-wrap {
    padding: 20px 0px;
}

    .a-u-s-one h1 {
     padding-top: 180px;
        font-size: 30px;
    }

    .h-s-one {
        height: 300px;
    }

    .h-s-two .h-s-two-wrap .h-s-t-one h1 {
        font-size: 32px;
        margin-bottom: 0px;
        padding-bottom: 10px !important;
    }

    .h-s-two .h-s-two-wrap .h-s-t-two h2 {
        font-size: 32px;
        padding: 4px 0px 19px 0px;
        margin-top: 30px;
    }

    .h-s-two {
        padding: 40px 0px;
    }

    .h-s-two .h-s-two-wrap .h-s-t-two .book img {
        border-radius: 6px;
    }

    .h-s-two .h-s-two-wrap .h-s-t-two .load-more {
        margin-top: 8%;
    }

    .h-s-two .h-s-two-wrap .h-s-t-two .book h3 {
        font-weight: 600;
        font-size: 10px;
    }

    footer .footer-wrap img {
        width: 100%;
        height: auto;
    }

}

@media screen and (max-width: 768px) {

    .a-u-s-one h1 {
          padding-top: 150px;
        font-size: 24px;
        margin: 0;
        font-weight: 600;
    }

    .a-u-s-one {
        height: 300px;
    }

    .h-s-two .h-s-two-wrap .h-s-t-two .load-more a {
        font-size: 16px;
        padding: 10px 28px;
        border-radius: 6px;
    }

    header .header-mobile span {
        font-size: 28px !important;
    }

    header .header-mobile img {
        width: auto;
        height: 28px;
    }

    footer .footer-wrap img {
        width: auto;
        height: 42px;
    }

    .h-s-two .h-s-two-wrap .h-s-t-two .book h3 {
        font-weight: 600;
        font-size: 14px;
    }

    .h-s-two .h-s-two-wrap .h-s-t-one h1 {
        font-size: 26px;
        margin-bottom: 0px;
        padding-bottom: 10px !important;
    }

    .h-s-two .h-s-two-wrap .h-s-t-two h2 {
        font-size: 26px;
        padding: 4px 0px 19px 0px;
        margin-top: 30px;
    }

    footer .footer-wrap .links h4,
    footer .footer-wrap .contact-info h4 {
        margin-top: 30px !important;
    }
}

@media screen and (max-width: 500px) {

        .a-u-s-one h1 {
        padding-top: 150px;
        font-size: 22px;
        margin: 0;
        font-weight: 600;
    }
    .h-s-two .h-s-two-wrap .h-s-t-two .book h3 {
        font-size: 10px;
    }
}

@media screen and (max-height: 450px) {
    .sidenav {
        padding-top: 15px;
    }

    .sidenav a {
        font-size: 18px;
    }
}