@media screen and (max-width:1440px) {
    .w {
        width: 85.7%;
        margin: 0 auto;
    }
}

@media screen and (max-width:1200px) {
    nav ul>li {
        margin: 0 0.1rem;
    }
}

@media screen and (max-width:1080px) {
header{
    position: sticky;
}
    .w {
        width: 95.7%;
        margin: 0 auto;
    }

    .menu {
        width: 0.28rem;
        /* height: 0.21rem; */
        display: block;
        margin: auto 0;
        overflow: hidden;
        z-index: 999999999;
        cursor: pointer;
        position: relative;
        margin-left: 12px;
    }

    .menu span {
        float: left;
        width: 100%;
        background: #23526A;
        transition: all 0.4s ease;
        margin-top: 0.07rem;
        height: 2px;
    }

    .menu span:first-child {
        margin-top: 0;
    }

    .menu.open span:nth-child(1) {
        transform: rotate(45deg);
        margin-top: 0.1rem;
    }

    .menu.open span:nth-child(2) {
        transform: rotate(-45deg);
        margin-top: -2px;
    }

    .menu.open span:nth-child(3) {
        opacity: 0;
    }

    .search-box .serBox {
        width: 80%;
    }

    .ul1 {
        display: none;
    }

    .header-r {
        /* width: 7%; */
    }

    .logo {
        width: 75%;
    }

    nav {
        width: 100%;
        position: fixed;
        left: 0;
        top: 0.75rem;
        background: rgb(35, 82, 106);
        z-index: 999;
    }

    header nav ul>div>li {
        float: none;
        width: 100%;
        height: auto;
        position: relative;
        line-height: 45px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.3);
        text-align: left;
        padding: 0;
    }

    nav ul>div>li::before {
        display: none;
    }

    header nav ul>div>li>a {
        font-size: 0.18rem;
        font-weight: bold;
        width: 90%;
        text-indent: 0.3rem;
        position: relative;
        display: block;
        color: #fff;
    }

    nav .w1300 {
        border-top: 1px solid #c4c4c4;
        width: 100%;
    }

    nav ul li ol {
        width: 100%;
        left: 0;
        position: relative;
        top: 0;
        background: none;
        text-align: left;
        padding: 0;
        opacity: 1;
        display: none;
    }

    nav ul>li a::after {
        display: none;
    }

    nav ul li ol>li {
        text-align: left;
        border: 0;
        line-height: 0.5rem;
        position: relative;
        text-indent: 0.2rem;
        border-top: 1px solid rgba(255, 255, 255, 0.2);
        height: auto;
    }

    nav li ol li:hover a {
        color: #fff;
    }

    nav ul ol li a {
        font-size: 0.17rem;
        color: #fff;
        display: block;
    }

    nav ul li i {
        position: absolute;
        right: 0;
        width: 8%;
        height: 45px;
        top: 0;
        background: url(../images/jia.png) no-repeat center center;
        margin: auto;
        z-index: 10;
        cursor: pointer;
        transition: all .2s ease;
        -moz-transition: all .2s ease;
        -o-transition: all .2s ease;
        -webkit-transition: all .2s ease;
    }

    nav ul li ol li i {
        height: 0.5rem;
    }

    nav ul li i.on {
        background: url(../images/jian.png) no-repeat center center;
    }

    .title p {
        display: block;
        margin-left: 0;
    }

    .title {
        background-size: 4px 100%;
    }

    .jkrk-link li .rk-logo {
        width: 1.15rem;
    }

    .top-link,
    .top-text {
        display: none;
    }

    nav ul>li:hover>a,
    nav ul>li.active>a {
        color: #FF9800;
    }

    .m-top-link,
    .m-top-text {
        display: block;
        padding: 0 0.3rem;
        color: #fff;
        margin: 15px 0;
        font-size: 0.18rem;
    }

    .m-top-link a {
        color: #fff;
        margin-right: 15px;
        font-size: 0.18rem;
    }
}

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

    .section1 .fl,
    .section1 .fr,
    .section2 .fl,
    .section2 .fr {
        float: none;
        width: 100%;
    }

    .xxxw,
    .mtjj,
    .xyfg,
    .zsjz {
        margin-top: 0.3rem;
    }

    .section2,
    .section1 {
        padding: .3rem 0;
    }

    .title {
        margin-bottom: 0.3rem;
    }

    .jyxxbox li img {
        height: 1.25rem;
        object-fit: cover;
    }

    .zs-kslj {
        flex-wrap: wrap;
    }

    .zs-kslj li {
        width: 48%;
    }

    .zs-kslj li:first-child,
    .zs-kslj li:nth-child(2) {
        margin-bottom: .2rem;
    }

    .kjrk3 {
        display: none;
    }

    .jkrk-link {
        margin-top: .3rem;
        flex-wrap: wrap;
    }

    .jkrk-link li {
        flex: auto;
        width: 48%;
    }

    .xxxwbox {
        flex-wrap: wrap;
    }

    .xw-lbt,
    .xxxw-list {
        width: 100%;
    }

    .xxxw-list {
        margin-left: 0;
        margin-top: .2rem;
    }

    .list li a p,
    .list li a span,
    .xxxw-list li a p,
    .xxxw-list li a span,
    .jyxxbox li .textbox p {
        font-size: 0.18rem;
    }

    .copyright,
    .copyright a {
        font-size: 0.16rem;
    }

    footer .fl,
    footer .fr {
        float: none;
        width: 100%;
    }

    .ewmbox {
        padding-top: 0.3rem;
    }

    .lxwm {
        text-align: center;
    }

    .ewm img {
        display: block;
        margin: 0 auto;
    }
}

@media screen and (max-width:650px) {
    .jyxxbox {
        flex-wrap: wrap;
    }

    .jyxxbox li {
        width: 48%;
    }

    .jyxxbox li:first-child,
    .jyxxbox li:nth-child(2) {
        margin-bottom: .2rem;
    }
}