/*中间头条部分*/
.lead {
    height: 135px;
    background-color: rgba(23, 28, 94, 0.18);
}

.lead > div {
    width: 1200px;
    margin: 0 auto;
    color: #171C5E;
    padding: 20px 0;
    text-align: center;
}

.lead > div a {
    color: #171C5E;
    font-weight: bold;
    margin-bottom: 10px;
    font-size: 20px;
}

.lead > div > div {
    margin-bottom: 4px;
}

.lead > div > p {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/*中间公告部分*/
.notice {
    width: 1200px;
    margin: 0 auto;
    margin-top: 30px;
}

.notice .notice_right {
    width: 580px;
}

.tabs > div > div {
    display: inline-block;
    font-size: 20px;
    color: #333;
    margin-right: 28px;
}

.tabs > div > a {
    display: inline-block;
    font-size: 18px;
    padding-top: 6px;
    color: #999;

}

.tabs > div > div.active {
    color: #CD0C08;
    font-size: 22px;
    font-weight: bold;
}

.tabs {
    border-bottom: 1px solid #cd0c08;
    padding-bottom: 10px;
}

.notice .notice_content {
    color: #999;
    font-size: 16px;
    margin-top: 20px;
}

.notice .notice_content > p {
    line-height: 24px;
    letter-spacing: 0;
    overflow: hidden;
    display: -webkit-box;
    text-overflow: ellipsis;
    -webkit-line-clamp: 4; /*要显示的行数*/
    -webkit-box-orient: vertical;
}

.notice .notice_content > div {
    margin-bottom: 10px;
}

.notice .notice_content > div > a {
    font-size: 20px;
    font-weight: bold;
    color: #333;
}

.notice .notice_content > div > span {
    font-weight: normal;
    font-size: 16px;
    color: #999;
    margin-left: 10px;
}

.notice_right > div > ul {
    margin-top: 20px;
}

.notice_right > div > ul > li {
    display: inline-block;
    width: 100%;
    line-height: 40px;
}

.notice_right > div > ul > li > a {
    width: 400px;
    display: inline-block;
    color: #333;
    font-size: 18px;
    font-weight: 550;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.notice_right > div > ul > li > span {
    color: #999;
    font-size: 16px;
}

/*应用平台部分*/
.application_platform {
    width: 1200px;
    margin: 0 auto;
    margin-top: 35px;
}

.application_list > div {
    display: inline-block;
    width: 375px;
    box-sizing: border-box;
    color: #fff;
    font-weight: bold;
    padding: 50px 0 48px 0px;
    margin-top: 20px;
}

.application_list > div > a {
    display: inline-block;
    width: 253px;
    text-align: center;
    color: #fff;
}

.application_list > div:nth-child(1) {
    background: url("/img/shizheng.png") no-repeat right 20px top 20px;
    background-color: #CD0C08;
}

.application_list > div:nth-child(2) {
    background: url("/img/changxin.png") no-repeat right 20px top 20px;
    margin: 0 25px;
    background-color: #171C5E;
}

.application_list > div:nth-child(3) {
    background: url("/img/youxui.png") no-repeat right 20px top 20px;
    background-color: #006930;
}

/*文献部分开始*/
/*文献资料*/
.literature {
    width: 1200px;
    margin: 0 auto;
    margin-top: 35px;
}

.literature > div {
    display: inline-block;
    width: 375px;
    overflow: hidden;
    height: 442px;
    box-sizing: border-box;
    background-color: #fff;
    padding: 0 10px;
}

.literature_content, .course_content {
    padding: 0 9px;
}

.literature > div:nth-child(2) {
    margin: 0 25px;
}

.literature_content > div {
    margin-top: 20px;
}

.literature_content > div > div {
    margin-bottom: 10px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.literature_content > div > div > a {
    font-size: 15px;
    font-weight: bold;
    color: #333;
}

.literature_content > div > p:nth-child(2) {
    font-size: 14px;
    color: #999;
    margin-bottom: 10px;
}

.literature_content > div > p:nth-child(3) {
    font-size: 14px;
    color: #999;
    margin-bottom: 10px;
}

.literature_content > div > p:nth-child(3) > span {
    display: inline-block;
}

.literature_content > div > p:nth-child(3) > span > span:first-child {
    background: url("/img/dianzan_un.png") no-repeat 0 3px;
    padding-left: 20px;
}

.literature_content > div > p:nth-child(3) > span > span:last-child {
    margin-left: 10px;
    padding-left: 20px;
    background: url("/img/shoucang_un.png") no-repeat 0 3px;
}

.literature_content > div > p:nth-child(3) > span > span.praise {
    background: url("/img/dianzan_on.png") no-repeat 0 3px !important;
}

.literature_content > div > p:nth-child(3) > span > span.collect {
    background: url("/img/shoucang_on.png") no-repeat 0 3px !important;
}

/*精品课程*/
.course_content img {
    margin-right: 10px;
}

.course_content > div {
    margin-top: 20px;
}

.course_content > div > div:nth-child(2) {
    width: 210px;
}

.course_content > div > div:nth-child(2) > div {
    margin-bottom: 29px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.course_content > div > div:nth-child(2) > div > a {
    color: #333;
    font-weight: bold;
}

.course_content > div > div:nth-child(2) > p {
    color: #999;
    font-size: 14px;
}

.course_content > div > div > p > span > span:first-child {
    background: url("/img/dianzan_un.png") no-repeat 0 3px;
    padding-left: 20px;
}

.course_content > div > div > p > span > span:last-child {
    margin-left: 10px;
    padding-left: 20px;
    background: url("/img/shoucang_un.png") no-repeat 0 3px;
}

.course_content > div > div > p > span > span.praise {
    background: url("/img/dianzan_on.png") no-repeat 0 3px !important;
}

.course_content > div > div > p > span > span.collect {
    background: url("/img/shoucang_on.png") no-repeat 0 3px !important;
}

/*关于我们*/
.about_content {
    text-align: center;
}

.about_content > div {
    margin-top: 32px;
    font-size: 16px;
    color: #333;
    font-weight: bold;
}

.about_content img {
    margin-bottom: 15px;
}

/*名师部分*/
.teacher {
    width: 1200px;
    margin: 0 auto;
}

.teacher > div {
    width: 590px;
    overflow: hidden;
}

.teacher_img {
    margin-top: 18px;
}

.teacher_img > div:not(:last-child) {
    /*width: 186px;*/
    height: 261px;
    position: relative;
    float: left;
    box-sizing: border-box;
    overflow: hidden;
}

.teacher_img > div p {
    position: absolute;
    /*left: 8px;*/
    bottom: 10px;
    font-size: 12px;
    font-weight: 400;
    line-height: 16px;
    width: 168px;
    letter-spacing: 0;
    overflow: hidden;
    display: -webkit-box;
    text-overflow: ellipsis;
    -webkit-line-clamp: 4; /*要显示的行数*/
    -webkit-box-orient: vertical;
    opacity: 0.8;
}

.teacher_img > div a {
    color: #fff;
}

.teacher_img > div:nth-child(2) {
    margin: 0 16px;
}

/*教学基地部分*/
.teaching_base {
    width: 1200px;
    margin: 0 auto;
    margin-top: 25px;
}

.teaching_base > div {
    background-color: #fff;
    padding: 0 10px;
    box-sizing: border-box;
}

.teaching_base > div:not(:last-child) {
    width: 390px;
}

.teaching_base > div:nth-child(2) {
    margin: 0 15px;
}

.base_content {
    padding: 0 9px;
}

.base_content > div {
    margin-top: 20px;
}

.base_content > div > div {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-bottom: 11px;
}

.base_content > div a {
    font-size: 15px;
    font-weight: bold;
    color: #333;
}

.base_content > div > p {
    color: #999;
    font-size: 14px;
}

.base_content > div > p > span > span:first-child {
    background: url("/img/dianzan_un.png") no-repeat 0 3px;
    padding-left: 20px;
}

.base_content > div > p > span > span:last-child {
    margin-left: 10px;
    padding-left: 20px;
    background: url("/img/shoucang_un.png") no-repeat 0 3px;
}

.base_content > div > p > span > span.praise {
    background: url("/img/dianzan_on.png") no-repeat 0 3px !important;
}

.base_content > div > p > span > span.collect {
    background: url("/img/shoucang_on.png") no-repeat 0 3px !important;
}

/*友情链接部分*/
.links {
    width: 1200px;
    margin: 0 auto;
    margin-top: 25px;
}

.links a {
    font-size: 16px;
    color: #333;
}

.links li {
    float: left;
    width: 20%;
    text-align: center;
    line-height: 37px;
    font-weight: bold;
}

.links_content {
    margin-top: 20px;
}

/*其他部分*/
#n3 {
    margin-top: 15px;
}

#n3 li {
    font-size: 18px;
    line-height: 34px;
}

#n3 li a {
    font-size: 18px;
    color: #333;
}

#n3 li .float_right {
    color: #999;
}

#n3 li .float_left {
    width: 480px;
    overflow: hidden;
    font-weight: bold;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-bottom: 11px;
}

#n3 li .float_left a span {
    display: inline-block;
    color: #cd0c08;
    margin-right: 5px;

}

.play-box {
    position: relative;
}

.play-box a {
    display: block;
    overflow: hidden;
    height: 0;
    opacity: 0;
    transition: opacity .8s;
}

#imgList a.current {
    opacity: 1;
    height: auto;
}