@charset "utf-8";
/* CSS Document */
html {
    background: #ddd;
}

body { /*font-size:64.5%;*//*font-family:"\5FAE\8F6F\96C5\9ED1", SimSun;*/
    background-color: #fff;
    color: #444;
    font-family: 'Microsoft YaHei', SimSun, SimHei, "STHeiti Light", STHeiti, "Lucida Grande", Tahoma, Arial, Helvetica, sans-serif;
}

html, body, address, blockquote, div, dl, form, h1, h2, h3, h4, h5, h6, ol, p, pre, table, ul, dd, dl, dt, li, tbody, td, tfoot, th, thead, tr, button, del, ins, map, object, a, abbr, acronym, b, bdo, big, br, cite, code, dfn, em, i, img, kbd, q, samp, small, span, strong, sub, sup, tt, var, legend, fieldset {
    margin: 0px;
    padding: 0px;
    color: #ffffff;
    -webkit-font-smoothing: subpixel-antialiased;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
    width: 100%;
}

fieldset, img {
    border: 0;
}

img, object {
    max-width: 100%; /*height:auto;*/
    width: auto \9; /* for ie8 */
    -ms-interpolation-mode: bicubic;
}

a {
    outline: none;
    blr: expression(this.onFocus=this.blur());
    text-decoration: none;
    color: #333;
}

a:hover {
    color: #003770;
    text-decoration: none;
}

input[type='button'] {
    outline: none;
    border: 0 none;
    background-color: transparent;
    cursor: pointer;
}

address, caption, cite, code, dfn, em, strong, th, var {
    font-style: normal;
    font-weight: 400;
}

ul, ol, li {
    list-style: none outside none;
}

.tc {
    text-align: center !important;
}

.tl {
    text-align: left !important;
}

.tr {
    text-align: right !important;
}

.fwn {
    font-weight: normal;
}

.fwb {
    font-weight: bold;
}

h1, h2, h3, h4, h5, h6 {
    font-size: 100%;
}

q:before, q:after {
    content: '';
    content: none;
}

input, textarea, select {
    font-weight: inherit;
}

input, select, textarea, button {
    vertical-align: middle
}

.pa {
    position: absolute;
}

.pr {
    position: relative;
}

#topLinks {
    display: none;
    position: absolute;
    right: 200px;
    top: 29px;
}

.Tripple {
    transform: translate(0, 0);
    transition-property: all;
    transition-duration: 0.5s;
    transition-timing-function: linear;
    transition-delay: 0s;
}

.active_index {
    transform: translate(-150px, 0);
}

.topicInfo li {
    transtion: all 1s ease 0s
}

/*头部样式*/
.EN, .SEARCH, .BJTU, .INPUT {
    margin-right: 10px;
    display: inline-block;
}

.EN, .SEARCH, .BJTU img {
    height: 32px;
}

.wraq_header {
    width: 100%;
    top: 0;
    left: 0;
    position: absolute;
    z-index: 9999;
}

.header {
    padding: 0 5%;
    height: 90px;
    margin: 0 auto;
    position: relative;
    background: linear-gradient(rgb(33 19 19 / 70%), rgba(0, 0, 0, 0));
}

.logo {
    width: 60%;
    height: 64px;
    float: left;
    padding-top: 18px;
    position: relative;
}

.logo .logo_01 {
    float: left;
}

.logo .logo_02 {
    float: right;
    margin-top: 20px;
}

.topWrap {
    width: auto;
    height: 32px;
    padding-top: 16px;
    float: right;
    position: relative;
}

.top {
    margin-top: 14px;
    height: 36px;
}

.top .cur {
    overflow: hidden;
    width: 204px;
}

.top .links01 {
    float: right;
}

.top .links01 {
    float: right;
    margin-top: 33px;
}

.top .homeTop {
    overflow: hidden;
}

.top .homeTop a {
    float: right;
    color: #fff;
    font-size: 14px;
    padding: 2px 8px;
    font-family: "微软雅黑";
}

.top .homeTop a:hover {
    opacity: 0.8
}

.top ul li .subTop {
    position: absolute;
    top: 39px;
    left: -17px;
    display: none;
    z-index: 100000000000;
}

.top ul li.on .subTop {
    display: block;
}

.btn_ser {
    display: inline-block;
    width: 34px;
    height: 31px;
    cursor: pointer;
}

.btn_ser img {
    vertical-align: middle;
}

.ser {
    width: 204px;
    height: 30px;
    line-height: 30px;
    z-index: 9999994;
}

.search {
    width: 204px;
    height: 30px;
    position: relative;
}

.search input {
    color: #003770;
    background: none;
    position: absolute;
    height: 30px;
    line-height: 30px;
    color: #fff;
    border: none;
    background: #6687a9;
    padding-left: 0px;
    font-family: "Arial";
    border-radius: 10px;
}

.search input.notxt {
    color: #fff;
    padding-left: 10px;
    width: 192px;
}

.search input.notxt1 {
    position: absolute;
    width: 18px;
    height: 19px;
    top: 7px;
    right: 8px;
    cursor: pointer;
    overflow: hidden;
    background: url(../images/search.png) no-repeat center right;
}

.search input.notxt1:hover {
    opacity: 0.8
}

.top .home {
    margin-bottom: 10px;
}

.nser {
    display: block;
    width: 87%;
    float: right;
}

.nser .search {
    width: 100%;
}

.nser .search input.notxt {
    width: 98.5%;
    left: 0;
    padding-left: 13px;
    border-radius: 0;
}

.nser .search input.notxt1 {
    background: url(../images/search.png) no-repeat center center;
    right: 8px;
}

/*导航*/
.nav {
    width: 90%;
    margin: 0 auto;
    min-height: 42px;
    line-height: 42px;
    *height: 42px;
    text-align: center;
}

.nav ul {
    height: 42px;
}

.nav ul li {
    float: left;
    padding: 0px 2.49%;
    position: relative;
}

.nav ul li a {
    color: #fff;
}

.zh a {
    font-weight: 600;
}

.zh ul li {
    padding: 0px 4% !important;
    font-size: 1.2rem;
}

.nav ul li:hover {
    cursor: pointer;
    background: rgba(58, 121, 166, 0.8);
}

.nav ul li .subNav {
    position: absolute;
    left: 0;
    top: 42px;
    display: none;
}

.nav ul li .subNav dd {
    margin-bottom: 1px;
    background-color: rgba(101, 131, 151, 0.8);
}

.nav ul li .subNav .sub2Nav {
    position: absolute;
    left: 100%;
    width: 100%;
    display: none;
    background: rgba(0, 55, 112, 0.8);
    *background: #6687A9;
    overflow: hidden;
}

.nav ul li.on {
    background: none;
    background-color: rgba(58, 121, 166, 0.8);
    color: #fff;
}

.nav ul li.on a {
    color: #fff;
}

.nav ul li.on .subNav {
    display: block;
    animation: rotate 400ms;
    -webkit-animation: rotate 400ms;
    -moz-animation: rotate 400ms;
}

.nav ul li.on .subNav dl {
    overflow: hidden;
}

.nav ul li.on .subNav dl dd {
    height: auto;
    line-height: 20px;
    text-align: left;
}

.nav ul li.on .subNav dl dd a {
    display: block;
    line-height: 20px;
    font-weight: normal;
    color: #fff;
    padding: 8px 10px 8px 10px;
}

.nav ul li.on .subNav.smallWidth dl dd a {
}

.nav ul li.on .subNav dl dd a:hover {
    color: #fff;
    background-color: rgba(58, 121, 166, 0.8);
}

.wraq_header.current .header_logo {
    height: 56px;
}

.wraq_header.current .logo {
    transition: width 0.3s ease 0s;
    -webkit-transition: width 0.3s ease 0s;
    -moz-transition: width 0.3s ease 0s;
    width: 200px;
    height: 39px;
    padding: 6px 0 0 0;
}

.wraq_header.current .logo a {
    display: block;
}

.wraq_header.current {
    position: fixed;
    top: 0;
    width: 100%;
    height: 56px;
    background: #003770;
    z-index: 9999;
    box-shadow: 0 3px 0 0 rgba(0, 55, 112, 0.5);
}

.wraq_header.current .wraq_nav {
    height: 56px;
    z-index: 100000000000;
    margin-left: 31%;
}

.wraq_header.current .nav {
    height: 56px;
    line-height: 56px;
    width: auto;
    margin: 0 auto;
    position: absolute;
    top: -2px;
    left: 38%;
}

.wraq_header.current .nav li {
    background: none;
    font-size: 12px;
    height: 56px;
    line-height: 60px;
    transition: all 0.3s ease 0s;
    -webkit-transition: all 0.3s ease 0s;
    -moz-transition: all 0.3s ease 0s;
    padding: 0 13px;
}

.wraq_header.current .nav ul {
    background: none;
    height: 56px;
}

.wraq_header.current .header {
    height: 56px;
}

.wraq_header.current .nav li a {
    color: #fff;
}

.wraq_header.current .nav li:hover {
    cursor: pointer;
    font-weight: normal;
    background-color: #335F8C;
    transition: all 0.3s ease 0s;
    -o-transition: all 0.3s ease 0s;
    -webkit-transition: all 0.3s ease 0s;
    -moz-transition: all 0.3s ease 0s;
}

.wraq_header.current .nav li .subNav {
    display: none;
    top: 56px;
}

.wraq_header.current .topWrap {
    display: none;
}

/*footer*/
.fooer_wrap {
    width: 100%;
    overflow: hidden;
    background-color: #003770;
}

.footer {
    max-width: 1200px;
    overflow: hidden;
    margin: 10px auto 0;
    position: relative;
}

.footerList {
    overflow: hidden;
    margin: 30px 0;
}

.footerLf {
    width: 44.75%;
    float: left;
    overflow: hidden;
    border-right: 1px solid #fefefe;
}

.footerLf ul li {
    width: 45%;
    float: left;
    line-height: 40px;
}

.footerList ul li a {
    color: #fefefe;
}

.footerList ul li a:hover {
    opacity: 0.8
}

.footerRt {
    width: 53.33%;
    float: right;
    overflow: hidden;
}

.footerRt ul {
    margin-left: 20%;
}

.footerRt ul li {
    line-height: 40px;
}

.copy_wrap {
    width: 100%;
    text-align: center;
    line-height: 22px;
    border-top: 1px solid #9DC9F5;
    padding: 10px 0;
}

.copy_wrap p {
    color: #fff;
    font-size: 14px;
}

.goTop {
    position: absolute;
    bottom: 0;
    right: 30px;
    z-index: 99;
    color: #003770;
    text-align: center;
    font-size: 16px;
    transition: none;
}

.goTop i {
    color: #003770;
    display: block;
    margin-bottom: 8px;
    transition: all 0.3s ease;
}

.goTop:hover {
    color: #003770;
}

.goTop:hover i {
    transform: translateY(-5px);
    -webkit-transform: translateY(-5px);
    -moz-transform: translateY(-5px);
}

@keyframes rotate {
    from {
        transform: rotateX(90deg) translateY(0%);
        top: 43px;
    }
    to {
        transform: rotateX(0deg) translateY(0%);
        top: 43px;
    }
}

@-moz-keyframes rotate {
    from {
        -moz-transform: rotateX(90deg) translateY(0%);
        top: 43px;
    }
    to {
        -moz-transform: rotateX(0deg) translateY(0%);
        top: 43px;
    }
}

@-webkit-keyframes rotate {
    from {
        -webkit-transform: rotateX(90deg) translateY(0%);
        top: 43px;
    }
    to {
        -webkit-transform: rotateX(0deg) translateY(0%);
        top: 43px;
    }
}

/*手机端导航*/
.snav {
    display: none;
    height: 30px;
    right: 0px;
    top: 33px;
    z-index: 1002;
    width: 100%;
}

.mbtn {
    display: block;
    width: 30px;
    height: 30px;
    right: 15px;
    top: 0;
    z-index: 1002;
    cursor: pointer;
}

#Index_mbtn {
    margin: 0 auto;
    width: 16px;
    height: 18px;
    display: block;
    margin-top: 10px;
    color: #fff;
}

.mbtn .m {
    font-size: 12px;
    font-weight: 400;
    font-family: Arial;
    color: #fff;
    text-align: center;
    width: 100%;
    display: block;
    height: 20px;
}

.navm {
    width: 100%;
    z-index: 9999;
    line-height: 30px;
    background-color: #034893;
    overflow: hidden;
    text-align: left;
    display: none;
    top: 67px;
    left: 0;
    border-top: 1px solid #2f6eb3;
}

.navm ul {
}

.navm li {
    width: 100%;
    overflow: hidden;
    border-bottom: 1px solid #2f6eb3;
}

.navm li a {
    font-size: 14px;
    float: left;
    line-height: 18px;
    padding: 10px 0px;
    color: #fff;
    padding-left: 13px;
    display: block;
}

.navm li a:hover {
    color: #fff;
}

.navm li span {
    padding: 10px 10px 0 0;
    float: right;
    margin-right: 10px;
    color: #fff;
    cursor: pointer;
}

.navm dl {
    background-color: #fff;
    color: #004489;
    padding-left: 20px;
}

.navm dl dd {
    width: 100%;
    height: 30px;
    line-height: 30px;
    border-bottom: 1px solid #ddd;
}

.navm li.on dl dd a {
    display: block;
    font-size: 14px;
    color: #333;
    line-height: 30px;
    height: 30px;
}

.navm li dl dd a {
    font-size: 14px;
    color: #003770;
    font-weight: normal;
    display: inline;
    display: block;
    border: none;
    padding: 0px;
}

.navm li dl dd a:hover {
    color: #ee931d;
}

.subNavs {
    width: 100%;
    overflow: hidden;
    display: none;
}

.nlinks {
    width: 97%;
    overflow: hidden;
    margin: 4px auto;
}

.nlinks span {
    float: left;
    padding: 0;
    height: 30px;
    line-height: 30px;
}

.nlinks span a {
    color: #fff;
    font-size: 14px;
}


@media screen  and (max-width: 1200px) {
    .top {
        margin-left: 10px;
    }

    .top li.cur .in_cur {
        width: 238px;
    }

    .footer {
        width: 98%;
    }

    .goTop {
        right: 10px;
    }

    .wraq_header {
        background: none;
        background-color: #003770;
        height: 100px;
    }

    .header {
        width: 98%;
        height: 100px;
    }

    .topWrap {
        display: none;
    }

    .snav {
        display: block;
    }

    .mbtn {
        display: block;
    }

    .nav {
        display: none;
    }

    .logo {
        padding-top: 15px;
    }

    .fooer_wrap {
        background: none;
        background-color: #003770;
    }
}

@media screen  and (max-width: 800px) {
    .header_logo {
        height: 83px;
    }

    .logo {
        width: 100%;
        padding-left: 0;
        height: 50px;
        padding: 7px 0 0 0;
    }

    .logo a {
        display: inline-block;
        width: 60%;
        text-align: center;
    }

    .wraq_nav {
        height: 35px;
    }

    .footerLf {
        width: 70%;
        border-right: none;
    }

    .footerRt {
        width: 30%;
    }

    .footerRt ul {
        margin-left: 0;
    }

    .footerList ul li {
        line-height: 25px;
    }

    .footerList ul li a {
        font-size: 14px;
    }
}


@media screen and (max-width: 640px) {
    .copy_wrap p {
        width: 95%;
        line-height: 22px;
        height: 21px;
        text-align: center;
        margin: 0 auto;
    }

    .footerLf {
        width: 100%;
    }

    .footerLf ul li {
        width: 50%;
    }

    .footerRt {
        width: 100%;
    }

    .header_logo {
        height: 60px;
    }

    .footerLogo {
        width: 100%;
        margin: 0 auto 0;
    }

    .footerLogo a {
        text-align: center;
    }

    .copy_wrap {
        width: 100%;
        text-align: center;
        margin: 0px auto;
    }

    .copy_wrap p {
        font-size: 10px;
    }

    .logo {
        padding-top: 20px;
        text-align: center;
    }

    .logo a {
        width: 65%;
    }

    .snav {
        top: 62px;
    }

    .navm {
        top: 38px;
    }

}

@media screen /*and (min-width:320px)*/
and (max-width: 360px) {
    .copy_wrap p {
        line-height: 16px;
    }

}