@charset "utf-8";

header {
    background-image: url("../images/news_top_bg.png");
    background-size: cover;
    position: relative;
}

.header_top {
    border-bottom: 1px solid rgba(97, 149, 199, 0.3);
    height: 60px;
}

.header_top .w1260 {
    display: flex;
    justify-content: space-between;
    padding: 15px 0px;

}

.header_top .w1260 ul {
    display: flex;
    align-items: center;
}

.header_top .w1260 ul li a,
.header_top .w1260 ul li p {
    font-size: 15px;
    color: #2A5277;
    line-height: 30px;
}

.header_top .w1260 ul li {
    margin-right: 30px;
    position: relative;
}

.header_top .w1260 ul li::after {
    position: absolute;
    content: "";
    width: 1px;
    height: 15px;
    top: 7.5px;
    right: -15.5px;
    background: rgba(97, 149, 199, 0.3);
}

.header_top .w1260 ul li:last-child {
    margin-right: 0px;
}

.header_top .w1260 ul li:last-child::after {
    display: none;
}

.header_main {
    padding: 40px 0 42px;
}

.header_main .w1260 {
    display: flex;
    justify-content: space-between;
    align-items: center;
}


.header_main .logo img {
    display: block;
}

.header_main .search {
    display: flex;
    align-items: center;
    height: 41px;
    width: 388px;
    position: relative;
}

.header_main .search .txt {
    width: 100%;
    height: 100%;
    background: rgb(255, 255, 255);
    border-radius: 4px;
    border: none;
    padding: 0px 90px 0px 65px;
    position: relative;
}

.header_main .search .txt::placeholder {
    font-size: 13px;
    color: rgb(189, 188, 188);
}

.header_main .search::before {
    display: block;
    position: absolute;
    content: "本站";
    font-size: 13px;
    color: rgb(21, 77, 130);
    line-height: 13px;
    top: 15px;
    left: 14px;
    z-index: 3;
}

.header_main .search::after {
    display: block;
    position: absolute;
    content: "";
    width: 1px;
    height: 13px;
    background: rgb(21, 77, 130);
    opacity: 0.2;
    top: 15px;
    left: 49px;
    z-index: 3;
}

.header_main .search .js {
    width: 80px;
    height: 100%;
    background: rgb(17, 93, 178);
    border-radius: 0px 4px 4px 0px;
    border: none;
    position: absolute;
    right: 0px;
    top: 0px;
    font-family: SimHei;
    font-size: 15px;
    color: rgb(255, 255, 255);
    cursor: pointer;
}

.header_right .zntj {
    display: flex;
    align-items: center;
    margin-top: 20px;
}

.header_right .zntj p,
.header_right .zntj a {
    font-size: 14px;
    color: #333333;
    line-height: 14px;
}

.header_right .zntj a {
    display: block;
    margin-left: 10px;
}

.nav_main {
    height: 68px;
    background: #0765BE;
}

.nav_main ul {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav_main ul>li {
    flex: 1;
    position: relative;
}

.nav_main ul li .menu-toggle {
    display: block;
    text-align: center;
    font-weight: bold;
    font-size: 21px;
    line-height: 68px;
    color: rgb(255, 255, 255);
    font-family: SourceHanSerifSCBold;
}

.nav_main ul>li::after {
    position: absolute;
    content: "";
    width: 1px;
    height: 20px;
    background: rgb(255, 255, 255, 0.2);
    top: calc(50% - 10px);
    right: 0;
}

.nav_main ul>li:last-child::after {
    display: none;
}

.nav_main ul .active .menu-toggle {
    color: #FFD556;
    position: relative;
    display: table;
    margin: 0 auto;
}

.nav_main ul .active .menu-toggle::before {
    position: absolute;
    content: "";
    width: 100%;
    height: 5px;
    background: #FFD556;
    bottom: 0;
    left: 0;
}

.nav_main .menu-items {
    display: none;
    width: 100%;
    position: absolute;
    top: 100%;
    left: 0;
    background: #0765BE;
    z-index: 9;
    border-radius: 0 0 10px 10px;
    box-shadow: 0 0 20px rgba(97, 149, 199, 0.3);
    overflow: hidden;
}

.nav_main .menu-items li a {
    display: block;
    width: 100%;
    text-align: center;
    font-size: 18px;
    line-height: 50px;
    color: rgb(255, 255, 255);
    font-family: SourceHanSerifSCBold;
}

.nav_main .menu-items li {
    transition: all 0.3s ease-in-out;
}

.nav_main .menu-items li:hover {
    background-color: #3784CD;
}

.nav_main .ul2,
.menu,
.m-search {
    display: none;
}

.dqwz {
    margin: 0 0 25px;
    display: flex;
    align-items: center;
}

.dqwz img {
    display: block;
    margin-right: 8px;

}

.dqwz a {
    display: block;
    position: relative;
    margin-right: 25px;
    font-size: 14px;
    line-height: 14px;
    color: #0765BE;
}

.dqwz a::after {
    position: absolute;
    content: ">";
    margin-left: 7px;
}

.dqwz a:last-child::after {
    display: none;
}

.dqwz a:last-child {
    margin-right: 0;
}

.search-box {
    position: fixed;
    left: 0px;
    top: 0px;
    height: 100%;
    width: 100%;
    background: rgba(0, 0, 0, 0.8);
    visibility: hidden;
    transition: opacity 0.3s ease 0s, visibility 0s ease 0.3s;
    z-index: 999999;
    opacity: 0;
}

.search-box.active {
    opacity: 1;
    visibility: visible;
    transition: opacity 0.3s ease 0s, visibility 0s ease 0s;
}

.search-box .serBox {
    position: relative;
    width: 85%;
    margin: -58px auto 0px;
    top: 50%;
    background: rgb(255, 255, 255);
    text-align: center;
    box-shadow: rgba(0, 0, 0, 0.2) 0px 0px 20px;
    transform: scale(1.2);
    backface-visibility: hidden;
    transition-property: transform;
    transition-duration: 0.3s;
}

.search-box .search_wrap {
    border: 1px solid #1249a3;
    position: relative;
    padding-left: 20px;
    width: 100%;
}

.search-box .text {
    width: 100%;
    height: 55px;
    padding: 0px 130px 0px 0px;
    font-size: 16px;
    line-height: 55px;
    color: #000;
    background: none;
    border: none;
    box-sizing: border-box;
}

.search-box .btn {
    display: block;
    cursor: pointer;
    position: absolute;
    right: -1px;
    top: 0px;
    height: 55px;
    border: none;
    overflow: hidden;
    font-size: 18px;
    color: #fff;
    width: 120px;
    background: #1249a3;
}

.search-box.active .serBox {
    transform: scale(1);
}

.search-box .close {
    position: absolute;
    right: 50px;
    top: 22px;
    width: 42px;
    height: 42px;
    text-align: center;
    line-height: 50px;
    cursor: pointer;
    font-size: 0px;
    transition: all 0.3s ease-out 0s;
}

.search-box .close::before,
.search-box .close::after {
    content: "";
    width: 100%;
    height: 2px;
    display: block;
    position: absolute;
    background: #1249a3;
    transition: all 1s ease 0s;
    transform: rotate(45deg);
    top: 24px;
}

.search-box .close::before {
    transform: rotate(-45deg);
}

.search-box .close:hover {
    transform: rotate(90deg);
}

.navshow {
    overflow-y: scroll;
    position: fixed;
    width: 100%;
    top: 0px;
    left: 0px;
}


@media screen and (max-width:1350px) {

    .header_main .w1260,
    .nav_main ul,
    .header_top .w1260 {
        width: 100%;
        padding: 0 3%;
    }

    .header_top .w1260 {
        width: 100%;
        padding: 15px 3%;
    }
}



@media screen and (max-width:1080px) {

    /* 头部 */
    .header_main .search {
        width: 335px;
    }
}

@media screen and (max-width:1000px) {
    .w1260 {
        width: 95%;
    }

    /* 头部 */
    .header_top,
    .header_right {
        display: none;
    }

    .header_main {
        padding: 0;
        background: #0765BE;
    }

    .logo {
        display: block;
        position: relative;
        width: 30%;
        margin: 0px;
        height: 80px;
    }

    .header_main .logo img {
        width: 100%;
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        margin: auto 0;
    }

    .menu {
        width: 28px;
        height: 21px;
        display: block;
        margin: auto 0;
        overflow: hidden;
        z-index: 100;
        cursor: pointer;
        position: absolute;
        /* top: 37%; */
        right: 4%;
    }

    .menu span {
        float: left;
        width: 100%;
        background: #fff;
        transition: all 0.4s ease;
        margin-top: 7px;
        height: 2px;
    }

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

    .menu.open span:nth-child(1) {
        transform: rotate(45deg);
        margin-top: 10px;
    }

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

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

    .m-search {
        display: block;
        width: 23px;
        height: 22px;
        position: absolute;
        /* top: 36%; */
        right: 12%;
        background: url(../images/search2.png) no-repeat;
    }

    .nav_main {
        height: auto;
        position: absolute;
        width: 100%;
        top: 80px;
        z-index: 999;
    }

    .nav_main ul .active .menu-toggle {
        display: block;
    }

    .nav_main ul>li::after,
    .nav_main ul .active .menu-toggle::before {
        display: none;
    }

    .nav_main ul li .menu-toggle {
        text-align: left;
        padding: 0px 5px;
    }

    nav ul li ol>li {
        text-align: left;
        border: 0;
        line-height: 50px;
        position: relative;
        text-indent: 20px;
        border-top: 1px solid rgba(255, 255, 255, 0.2);
        height: auto;
    }

    .nav_main .ul1 {
        display: none;
    }

    .nav_main .ul2 {
        display: none;
    }

    .nav_main .menu-items li a {
        text-align: left;
    }

    .nav_main .menu-items {
        width: 100%;
        left: 0;
        position: relative;
        top: 0;
        background: none;
        text-align: left;
        padding: 0;
        opacity: 1;
        display: none;
        box-shadow: none;
    }

    nav ul li i {
        position: absolute;
        right: 0;
        width: 8%;
        height: 60px;
        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: 50px;
    }

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

    .nav_main ul>li {
        border-bottom: 1px solid rgba(97, 149, 199, 0.3);
    }
}

@media screen and (max-width:560px) {

    /* 头部 */
    .m-search {
        right: 15%;
    }
}


@media screen and (max-width: 680px) {
    .logo {
        width: 35%;
        height: 60px;
    }
}

@media screen and (max-width: 560px) {
    .logo {
        width: 42%;
        height: 60px;
    }
}

@media screen and (max-width: 430px) {
    .logo {
        width: 50%;
        height: 60px;
    }
}