@charset "utf-8";
body {
    font-family: Arial, "Helvetica Neue", Helvetica, sans-serif;
    background: url(../img/bg_1.png) center top no-repeat #f0f0f5;
    font-size: 14px;
    line-height: 20px;
}

a {
    color: #666;
}

a:hover {
    color: #004DA1;
    text-decoration: none;
}

.wrap {
    width: 1000px;
    margin: 0 auto;
    overflow: hidden;
    zoom: 1;
}

.mb20 {
    margin-bottom: 20px;
}

.nav {
    width: 100%;
    height: 50px;
    overflow: visible;
}

.nav ul {
    width: 1000px;
    height: 50px;
    margin: 0 auto;
    overflow: visible;
    text-align: center;
}

.nav li {
    display: inline-block;
    padding: 0 19px;
    font-size: 18px;
    line-height: 50px;
    position: relative;
    color: #fff;
    transition: all 0.3s ease-out;
}

.nav li a {
    color: #fff;
}

.nav li:hover {
    font-weight: bold;
    background: #fff;
    color: #004DA1;
}

.nav li:hover a {
    color: #004DA1;
}

.nav li p {
    display: none;
    position: absolute;
    width: 100%;
    top: 100%;
    left: 0;
    background: #fff;
    font-weight: normal;
    font-size: 16px;
    border-top: 2px solid #004DA1;
    z-index: 5;
}

.nav li:hover p {
    display: block;
}

.banner {
    height: 140px;
}

.banner img {
    margin-top: 35px;
}

.fl {
    float: left;
}

.fr {
    float: right;
    border-left: 2px solid #004DA1;
    width: 318px;
    background: #fff;
}

#pic_1 {
    width: 660px;
    height: 355px;
    position: relative;
    overflow: hidden;
}

#pic_1 ul {
    overflow: hidden;
    zoom: 1;
}

#pic_1 li {
    width: 660px;
    height: 355px;
    float: left;
    position: relative;
    z-index: 1;
}

#pic_1 li img {
    width: 660px;
    height: 355px;
}

#pic_1 li p {
    position: absolute;
    left: 0;
    bottom: 0;
    height: 40px;
    width: 100%;
    background: url(../img/filter.png);
    text-indent: 20px;
}

#pic_1 li a {
    color: #fff;
    line-height: 40px;
}

#pic_1 .menudot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-left: 10px;
    float: left;
    background: #fff;
    opacity: 0.5;
    cursor: pointer;
}

#pic_1 .menudot.cur {
    opacity: 1;
}

#pic_1 .menu {
    position: absolute;
    right: 10px;
    bottom: 15px;
    overflow: hidden;
    z-index: 4;
}

.brief {
    height: 355px;
}

.title_1 {
    height: 70px;
    margin-bottom: 10px;
    line-height: 70px;
    font-size: 20px;
    font-weight: bold;
    color: #004DA1;
    text-indent: 20px;
}

.title_1 a {
    color: #004DA1;
}

.list_1 {
    width: 300px;
    float: left;
    margin-left: 20px;
}

.list_1 li {
    margin: 0 20px 20px 0;
    float: left;
    width: 130px;
    height: 120px;
    background: #F1F7FF;
    text-align: center;
    line-height: 120px;
    font-size: 18px;
}

.list_1 a {
    color: #000;
}

.list_1 a:hover {
    color: #004DA1;
}

.list_2 {
    width: 320px;
    height: 355px;
    background: #fff;
    margin-right: 20px;
}

.list_2:last-child {
    margin-right: 0;
}

.list_2 li {
    width: 285px;
    margin: 0 auto 8px;
    border-bottom: 2px dotted #f0f0f5;
    padding-bottom: 8px;
}

.list_2 li:last-child {
    border-bottom: 0;
}

.video {
    width: 1000px;
    height: 355px;
    background: #fff;
}

.video ul {
    width: 960px;
    margin-left: 20px;
}

.video li {
    width: 300px;
    height: 280px;
    float: left;
    margin-right: 20px;
    position: relative;
}

.video img {
    width: 300px;
    height: 225px;
    margin-bottom: 8px;
}

.video p {
    width: 100%;
    text-align: center;
}

.video span {
    position: absolute;
    display: block;
    top: 0;
    left: 0;
    width: 300px;
    height: 225px;
    background: url(../img/filter.png);
    opacity: 0;
    transition: all 0.3s ease-out;
}

.video li:hover span {
    opacity: 1;
    transition: all 0.3s ease-out;
}

.video span a {
    display: block;
    position: absolute;
    left: 50%;
    top: 50%;
    width: 80px;
    height: 80px;
    margin: -40px 0 0 -40px;
    background: url(../img/bg_3.png);
}

.committee {
    width: 1000px;
    background: #fff;
}

.committee ul {
    margin-left: 20px;
    overflow: hidden;
}

.committee li {
    width: 210px;
    margin: 0 15px 15px 0;
    height: 40px;
    background: url(../img/bg_2.png) left 3px no-repeat;
    padding-left: 10px;
    float: left;
}

.ad_1 {
    width: 1000px;
    height: 120px;
    background: #ccc;
}

.ad_1 li {
    display: none;
}

.box_r {
    width: 320px;
    float: right;
}

.box_r .title_1 {
    margin-bottom: 0;
}

.insitution {
    background: #fff;
    height: 145px;
}

.insitution li {
    width: 285px;
    margin: 0 auto 8px;
    border-bottom: 2px dotted #f0f0f5;
    padding-bottom: 8px;
}

.insitution li:last-child {
    border-bottom: 0;
}

.media {
    background: #fff;
    height: 190px;
}

.media ul {
    margin-left: 20px;
    width: 300px;
    overflow: hidden;
}

.media li {
    width: 130px;
    height: 45px;
    float: left;
    background: #F0F7FF;
    margin: 0 20px 20px 0;
    font-size: 16px;
    line-height: 45px;
    text-align: center;
}

.activity {
    height: 260px;
    background: #fff;
}

#pic_2 {
    width: 1000px;
    height: 170px;
    overflow: hidden;
    position: relative;
}

#pic_2 ul {
    overflow: hidden;
    height: 170px;
    position: absolute;
    left: 20px;
    top: 0;
    z-index: 1;
}

#pic_2 li {
    width: 225px;
    height: 170px;
    float: left;
    margin-right: 20px;
}

#pic_2 img {
    width: 225px;
    height: 170px;
}

#pic_2 .larr {
    width: 69px;
    height: 170px;
    position: absolute;
    left: 0;
    top: 0;
    background: url(../img/larr.png) left center no-repeat;
    cursor: pointer;
    z-index: 5;
}

#pic_2 .rarr {
    width: 69px;
    height: 170px;
    position: absolute;
    right: 0;
    top: 0;
    background: url(../img/rarr.png) right center no-repeat;
    cursor: pointer;
    z-index: 5;
}

.edu {
    height: 260px;
    background: #fff;
}

.edu dl {
    width: 470px;
    float: left;
    margin-left: 20px;
    overflow: hidden;
    zoom: 1;
}

.edu dt {
    width: 225px;
    height: 170px;
    float: left;
}

.edu dt img {
    width: 225px;
    height: 170px;
}

.edu dd {
    width: 225px;
    float: right;
}

.edu dd p {
    font-size: 16px;
    line-height: 24px;
    font-weight: bold;
    margin-bottom: 5px;
}

.edu dd a {
    color: #000;
}

.edu dl:hover a {
    color: #004DA1;
}

.service {
    width: 660px;
    height: 260px;
    background: #fff;
}

.service ul {
    width: 570px;
    margin: 0 auto;
}

.service li {
    width: 130px;
    float: left;
    height: 155px;
    margin: 0 30px;
    position: relative;
}

.service li img {
    margin: 0 auto;
}

.service li a {
    width: 100%;
    display: block;
    text-align: center;
}

.service span {
    display: block;
    background: #F0F7FF;
    width: 130px;
    height: 60px;
    text-align: center;
    font-size: 16px;
    line-height: 60px;
    position: absolute;
    bottom: 0;
    left: 0;
}

.member {
    height: 260px;
    background: #fff;
}

.member li {
    width: 285px;
    margin: 0 auto 10px;
    border-bottom: 2px dotted #f0f0f5;
    padding-bottom: 10px;
}

.member li:last-child {
    border-bottom: 0;
}

.links {
    background: #fff;
    padding-bottom: 15px;
}

.links ul {
    width: 960px;
    margin: 0 auto;
}

.links li {
    display: inline-block;
    padding: 0 8px;
    border-right: 1px solid #666;
}

.links li:last-child {
    border-right: 0;
}

.footer {
    background: #323D49;
    padding: 20px 0;
}

.footer img {
    float: left;
    width: 130px;
    display: block;
    margin-top: 5px;
    margin-right: 28px;
}

.footer p {
    width: 842px;
    float: left;
    font-size: 14px;
    line-height: 30px;
    color: #fff;
}

.footer a {
    color: #fff;
}

.footer span {
    background: url(../img/logo_3.png) left center no-repeat;
    padding-left: 28px;
}

.qr {
    width: 106px;
    position: absolute;
    right: 0;
    top: 380px;
}