@media (max-width: 575.98px) {
    body {
        font-size: 1.2rem;
    }

    #logo img {
        max-width: 80%;
        max-height: 40px;
    }


    .container {
        padding-left: 10px;
        padding-right: 10px;
    }

    .row {
        margin-left: -10px;
        margin-right: -10px;
    }

    .col,
    .col-1,
    .col-10,
    .col-11,
    .col-12,
    .col-2,
    .col-3,
    .col-4,
    .col-5,
    .col-6,
    .col-7,
    .col-8,
    .col-9,
    .col-auto {
        padding-left: 10px;
        padding-right: 10px;
    }

    .de-page-mian .page-inner .prev,
    .de-page-mian .page-inner .next,
    .de-page-mian .page-inner span,
    .de-page-mian .page-inner input,
    .de-page-mian .page-inner .page-btn {
        display: none !important;
    }

    .de-page-mian .page-inner {
        border-right: 1px solid #dddddd;
    }

    .swiper-button-next,
    .swiper-button-prev {
        background-size: 10px !important;
    }

    #arrow {
        width: 20px;
    }

    .mainInfo iframe { width: 100% !important; height: 222px !important; }

}

@media (min-width: 576px) {
    body {
        font-size: 1.2rem;
    }

    .fs-sm-12 {
        font-size: 1.2rem;
    }

    .fs-sm-14 {
        font-size: 1.4rem;
    }

    .fs-sm-16 {
        font-size: 1.6rem;
    }

    .fs-sm-18 {
        font-size: 1.8rem;
    }

    .fs-sm-24 {
        font-size: 2.4rem;
    }

    .fs-sm-30 {
        font-size: 3.0rem;
    }

    .fs-sm-40 {
        font-size: 4.0rem;
    }

    .de-page-mian .page-inner span,
    .de-page-mian .page-inner input,
    .de-page-mian .page-inner .page-btn {
        display: none !important;
    }

    .swiper-button-next,
    .swiper-button-prev {
        background-size: 15px !important;
    }

    .mainInfo iframe { width: 100% !important; height: 400px !important; }

}

@media (min-width: 768px) {
    body {
        font-size: 1.4rem;
    }

    .fs-md-12 {
        font-size: 1.2rem;
    }

    .fs-md-14 {
        font-size: 1.4rem;
    }

    .fs-md-15 {
        font-size: 1.5rem;
    }

    .fs-md-16 {
        font-size: 1.6rem;
    }

    .fs-md-18 {
        font-size: 1.8rem;
    }

    .fs-md-24 {
        font-size: 2.4rem;
    }

    .fs-md-30 {
        font-size: 3.0rem;
    }

    .fs-md-40 {
        font-size: 4.0rem;
    }

    .de-page-mian .page-inner .prev,
    .de-page-mian .page-inner .next,
    .de-page-mian .page-inner span,
    .de-page-mian .page-inner input,
    .de-page-mian .page-inner .page-btn {
        display: block !important;
    }

    .swiper-button-next,
    .swiper-button-prev {
        background-size: 20px !important;
    }

    .mainInfo iframe { width: 100% !important; height: 480px !important; }
}

@media (min-width: 992px) {
    .fs-lg-12 {
        font-size: 1.2rem;
    }

    .fs-lg-14 {
        font-size: 1.4rem;
    }

    .fs-lg-15 {
        font-size: 1.5rem;
    }

    .fs-lg-16 {
        font-size: 1.6rem;
    }

    .fs-lg-17 {
        font-size: 1.7rem;
    }

    .fs-lg-18 {
        font-size: 1.8rem;
    }

    .fs-lg-24 {
        font-size: 2.4rem;
    }

    .fs-lg-30 {
        font-size: 3.0rem;
    }

    .fs-lg-34 {
        font-size: 3.4rem;
    }

    .fs-lg-40 {
        font-size: 4.0rem;
    }


    .mImg {
        max-width: 600px !important;
    }

    .swiper-button-next,
    .swiper-button-prev {
        background-size: 15px !important;
    }

    .mainInfo img {
        max-width: 600px !important;
        display: block;
        margin: 0 auto !important;
    }

    .mainInfo iframe {
        width: 600px;
        height: 480px;
    }


    #logo {
        width: 20%;
    }

    #nav_box {
        width: 80%;
    }

    nav.nav a {
        height: 44px;
        line-height: 44px;
    }

    .in_title b {
        max-width: 526px;
    }

    .gd_btn {
        top: auto !important;
        bottom: 0 !important;
    }

    .w-lg-75 {
        width: 75% !important;
    }

}

@media (min-width: 1200px) {

    .container {
        max-width: 1200px;
    }

    .py-xl-6 {
        padding: 50px 0 !important;
    }

    .fs-xl-14 {
        font-size: 1.4rem;
    }

    .fs-xl-15 {
        font-size: 1.5rem;
    }

    .fs-xl-16 {
        font-size: 1.6rem;
    }

    .fs-xl-25 {
        font-size: 2.5rem;
    }

    .fs-xl-30 {
        font-size: 3.0rem;
    }

    .fs-xl-35 {
        font-size: 3.5rem;
    }

    .fs-xl-37 {
        font-size: 3.7rem;
    }

    .fs-xl-38 {
        font-size: 3.8rem;
    }

    .fs-xl-40 {
        font-size: 4.0rem;
    }

    .fs-xl-45 {
        font-size: 4.5rem;
    }

    #name_box_w {
        top: 40px !important;
    }

    #logo {
        width: 30%;
    }

    #nav_box {
        width: 70%;
    }

    nav.nav a {
        height: 68px;
        line-height: 68px;
    }

    #in_ys {
        background: none !important;
    }

    #in_message {
        background: none !important;
    }

    #in_down_box {
        width: 100%;
        height: 496px;
        background-color: #376fca;
        position: relative;
    }

    #in_down_box:after {
        content: '';
        position: absolute;
        left: 50%;
        top: 0;
        width: 50%;
        height: 496px;
        background: url('../images/in_message_bg.jpg') left no-repeat;
        z-index: 0;
    }

    #f_nav {
        max-width: 1000px;
    }

    .w-xl-50 {
        width: 50% !important;
    }

    .h-xl-100 {
        height: 100% !important;
    }
}

@media (min-width: 1440px) {
    .d-xxl-block {
        display: block !important;
    }

    .container {
        max-width: 1200px;
    }

    #banner_box .flash {
        position: relative;
        width: 1920px;
        top: 0;
        left: 50%;
        transform: translateX(-50%);
        margin: 0;
    }

    #page_banner_box img {
        position: relative;
        width: 1920px;
        max-width: 1920px;
        top: 0;
        left: 50%;
        transform: translateX(-50%);
    }

}