* {
    padding: 0;
    margin: 0;
    font-family: "microsoft yahei";
}

img {
    width: 100%;
}

.fl {
    float: left;
}

.fr {
    float: right;
}

.main_W {
    width: 1240px;
    margin: 0 auto;
}

.main_H {
    width: 1200px;
    margin: 0 auto;
}

.main_Z {
    width: 1145px;
    margin: 0 auto;
}

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

.column_name,
.column_namer {
    width: 1145px;
    margin: 0 auto;
    position: relative;
    margin-bottom: 25px;
}

.column_name {
    margin-top: 35px;
}

.column_namer {
    margin-top: 35px;
}


/* 导航栏 */

.hd_top {
    width: 100%;
    border-top: 5px solid #38a548;
    background: #f7f7f7;
    height: 40px;
    border-bottom: 1px solid #e5e5e5;
}

.hd_top1 {
    width: 1000px;
    height: 5px;
    background: url(//news.youth.cn/images/youth_sjy_01.jpg) no-repeat;
    margin: -5px auto;
}

.hd_top_box {
    width: 1268px;
    height: 40px;
    margin: 0 auto;
    line-height: 46px;
    text-align: left;
    font-size: 12px;
    color: #666666;
}

.hd_top_box a {
    padding: 0 10px;
    font-size: 12px;
    color: #666666;
    font-family: "Microsoft Yahei", helvetica, arial, sans-serif;
    word-wrap: break-word;
}

.hd_top_box span img {
    vertical-align: middle;
    width: 13px;
    color: #666666;
    transform: translateY(-2px);
    padding: 0 10px;
    cursor: pointer;
}


/* 导航栏 end*/

.header {
    background: url(https://dszk.youth.cn/images/20220307banner90.jpg)no-repeat top;
    width: 100%;
    height: 805px;
    background-position: center;
}

.logo {
    width: 256px;
    padding: 35px 0 0 18px;
}

.logo_qb,
.logo_qw {
    float: left;
}

.logo_qb {
    width: 124px;
    margin-right: 15px;
}

.logo_qw {
    width: 117px;
}

.title_big {
    width: 523px;
    margin: 0 auto;
    margin-top: 25px;
    margin-bottom: 40px;
}

.danwei {
    width: 425px;
    padding-top: 14px;
    margin: 0 auto;
}

.zhidao {
    width: 405px;
}

.zhidao,
.zhuban {
    margin: 0 auto;
    font-size: 20px;
    color: #FFFFFF;
    line-height: 35px;
}

.nav_title {
    margin-top: 80px;
    height: 100px;
    position: relative;
}

.nav_title ul {
    overflow: hidden;
    position: absolute;
    width: 1200px;
}

.nav_title ul li {
    float: left;
    width: 125px;
    position: relative;
    padding: 30px 22px;
    text-align: center;
    cursor: pointer;
    transition: all 1s ease 0s;
}

.nav_title ul li a {
    color: #fff;
    font-size: 24px;
    text-shadow: 2px 3px 6px #444;
}

.nav_title ul li a:hover {
    color: #fde122;
}

.t_mall {
    width: 180px;
    height: 81px;
    position: absolute;
    top: 20px;
    left: -1px;
}

.t_mall img {
    opacity: 0;
    transition: all 0.5s;
}

.t_mall img:hover {
    opacity: 1;
}

.shujuku {
    width: 865px;
    padding-top: 25px;
    margin: 0 auto;
}


/*--- jump ---*/

.jump {
    animation: run 15s linear infinite;
}

@keyframes run {
    0%,
    100% {
        transform: scale(0.9);
    }
    20%,
    60% {
        transform: scale(1);
    }
    40%,
    80% {
        transform: scale(0.9);
    }
}


/*--- jump end ---*/


/* 1.青年大学习 */

.content_one {
    background: url(https://dszk.youth.cn/images/20220304banner_02.jpg)no-repeat center;
    background-size: 100% 100%;
    background-position: center;
    margin-top: -60px;
}

.content_one .column_name {
    margin-top: 20px;
    margin-bottom: 0;
}

.study {
    width: 100%;
    height: 730px;
    position: relative;
}

.study_le {
    width: 829px;
    float: left;
}

.study_nian {
    position: absolute;
    top: 32%;
    left: -16%;
    opacity: 1;
}

.study_qing {
    position: absolute;
    top: -10.8%;
    right: -11%;
    opacity: 1;
}

.column_con {
    margin: 35px 20px;
}

.title_min01 {
    width: 329px;
}

.more {
    padding: 6px 0;
    width: 15px;
    height: 15px;
    cursor: pointer;
}

.xidada {
    width: 829px;
    height: 554px;
    overflow: hidden;
}

.xidada img {
    transition: all 2s;
}

.xidada img:hover {
    transform: scale(1.1);
}

.yinying {
    width: 100%;
    height: 75px;
    background-color: #d0312e;
}

.yinying p {
    font-size: 22px;
    color: #FFFFFF;
    line-height: 75px;
    width: 94%;
    padding: 0 3%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.study_ri {
    width: 329px;
}

.column_conn {
    margin: 35px 10px;
}

.shijiao {
    width: 100%;
    height: 629px;
}

.shijiao ul li {
    margin-bottom: 37px;
    position: relative;
}

.qnsj_swiper {
    width: 329px;
    height: 629px;
}

.qnsj_swiper li .yin_hover {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    opacity: 0;
    transition: all 1s;
    background: url(https://dszk.youth.cn/images/20220304study_ri02.png)no-repeat center;
}

.qnsj_swiper li:hover .yin_hover {
    opacity: 1;
}

.yin_hover p {
    font-size: 22px;
    color: #FFFFFF;
    padding: 60px 40px;
    margin: 0 auto;
    text-align: center;
    text-shadow: 2px 3px 6px #000;
    line-height: 30px;
}

.shijiao ul li:last-child {
    margin-bottom: 0;
}

.recommend {
    margin-top: 50px;
    height: 150px;
}

.recom,
.mend {
    width: 585px;
    height: 150px;
    overflow: hidden;
}

.recom {
    margin-right: 30px;
}

.recom img:hover {
    transform: scale(1.1);
}

.mend img:hover {
    transform: scale(1.1);
}

.recom img,
.mend img {
    transition: all 2s;
}


/* 2.青年团课 */

.morerr,
.morere,
.morero,
.morerm,
.morer {
    position: absolute;
    right: 12px;
}

.morerr {
    top: 20px;
}

.morere {
    top: 34px;
}

.morero {
    top: 40px;
}

.morerm {
    top: 28px;
}

.morer {
    top: 22px;
}

.morerr a,
.morere a,
.morero a,
.morerm a,
.morer a {
    color: #e83b2f;
    font-size: 14px;
}

.content_two ul li {
    width: 376px;
    float: left;
    margin-right: 35px;
    margin-bottom: 5px;
}

.content_two ul li:nth-child(3n) {
    margin-right: 0;
}

.youth_li {
    width: 376px;
    height: 213px;
    overflow: hidden;
    border-radius: 10px;
    position: relative;
}

.youth_icon {
    position: absolute;
    top: 76.5px;
    left: 158px;
    width: 60px;
    height: 60px;
    opacity: 0.8;
}

.youth_li img,
.muke_li img {
    transition: all 2s;
}

.youth_li img:hover {
    transform: scale(1.1);
}

.muke_li img:hover {
    transform: scale(1.1);
}

.youth_icon img:hover {
    transform: scale(1);
}

.muke_icon img:hover {
    transform: scale(1);
}

.content_two ul {
    overflow: hidden;
}

.content_two ul li p,
.content_three ul li p {
    color: #444444;
    font-size: 18px;
    margin: 15px 10px;
    line-height: 30px;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}

.content_two ul li p a,
.content_three ul li p a {
    color: #444444;
}

.content_three {
    padding-top: 10px;
}

.content_three ul li p {
    margin: 20px 10px;
}


/* 3.思政慕课 */

.content_three ul li {
    float: left;
    width: 550px;
    margin-right: 45px;
    margin-bottom: 10px;
}

.content_three ul {
    padding-top: 20px;
    overflow: hidden;
}

.content_three ul li:nth-child(2n) {
    margin-right: 0;
}

.muke_li {
    width: 550px;
    height: 307px;
    position: relative;
    overflow: hidden;
    border-radius: 10px;
}

.muke_icon {
    position: absolute;
    bottom: 20px;
    right: 40px;
    width: 55px;
    height: 55px;
    opacity: 0.8;
}


/* 4.思政实践 */

.content-imgList {
    position: relative;
    margin-bottom: 10px;
    padding-top: 20px;
}

.content-imgList .swiper-container {
    background-color: #e83b2f;
}

.content-newList ul li {
    width: 400px;
    box-sizing: border-box;
    float: left;
    overflow: hidden;
}

.content-newList ul li .four_box {
    width: 400px;
    height: 225px;
    overflow: hidden;
    float: left;
    position: relative;
}

.text_con {
    position: absolute;
    top: 0;
    left: 0;
    padding: 36px 42px 40px 42px;
}

.text_con h1 {
    color: #FFFFFF;
    font-size: 16px;
    text-align: center;
    line-height: 28px;
}

.text_con p {
    padding-top: 30px;
    text-indent: 28px;
    font-size: 14px;
    line-height: 22px;
    color: #FFFFFF;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
}

.four_content {
    width: 100%;
    height: 225px;
    float: left;
    overflow: hidden;
}

.content-newList ul li img {
    width: 100%;
    height: 100%;
}

.content-newList ul li img {
    transition: all 2s;
}

.content-newList ul li img:hover {
    transform: scale(1.1);
}

.content-newList {
    margin-bottom: 41.5px;
}

.content-buttonLR {
    width: 140px;
    margin: 0 auto;
    font-size: 18px;
    margin-top: 16px;
}

.content-leftButton,
.content-rightButton {
    width: 45px;
    height: 45px;
    float: left;
}

.content-leftButton {
    margin-right: 50px;
}

.shijian_le {
    display: block;
    position: absolute;
    width: 319px;
    height: 664px;
    top: -70px;
    left: -319px;
}

.shijian_left {
    display: none;
    width: 219px;
    height: 611px;
    position: absolute;
    top: -70px;
    left: -219px;
}

.shijian_ri {
    position: absolute;
    display: block;
    width: 227px;
    height: 664px;
    top: -75px;
    right: -200px;
}

.jian_right {
    position: absolute;
    display: none;
    width: 212px;
    height: 611px;
    top: -27px;
    right: -165px;
}

@media screen and (max-width: 1500px) {
    .study_qing,
    .study_nian,
    .shijian_ri,
    .shijian_le {
        display: none;
    }
    .jian_right,
    .shijian_left {
        display: block;
    }
}


/* 5.思政云课堂 */

.content_five {
    padding-top: 5px;
}

.class_con {
    padding-top: 20px;
}

.class_left {
    width: 590px;
    overflow: hidden;
    border-radius: 10px;
    position: relative;
}

.class_left .class_icon {
    position: absolute;
    width: 86px;
    height: 86px;
    top: 50%;
    left: 50%;
    margin-top: -43px;
    margin-left: -43px;
}

.class_tj {
    margin-top: 64px;
}

.class_left img {
    transition: all 2s;
}

.classlepic {
    width: 590px;
    height: 370px;
}

.class_left .class_icon img:hover {
    transform: scale(1);
}

.class_left img:hover {
    transform: scale(1.1);
}

.class_right {
    width: 590px;
}

.class_li {
    overflow: hidden;
    border-radius: 10px;
    position: relative;
}

.class_li img {
    transition: all 2s;
}

.class_right .classri_icon img:hover {
    transform: scale(1);
}

.class_li img:hover {
    transform: scale(1.1);
}

.classri_icon {
    position: absolute;
    width: 44px;
    height: 44px;
    top: 50%;
    margin-top: -22px;
    left: 50%;
    margin-left: -22px;
}

.class_right ul {
    overflow: hidden;
}

.class_right ul li {
    width: 185px;
    float: left;
    margin-right: 17px;
    margin-bottom: 20px;
}

.class_right ul li:nth-child(3n) {
    margin-right: 0;
}

.class_right ul li:nth-child(n+3) {
    margin-bottom: 0;
}

.class_right ul li p {
    color: #444444;
    width: 100%;
    font-size: 16px;
    line-height: 28px;
    padding-top: 10px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}

.class_right ul li p a {
    color: #444444;
}

.tj_left {
    width: 585px;
    overflow: hidden;
}

.tj_left img {
    transition: all 2s;
}

.tj_left img:hover {
    transform: scale(1.1);
}


/* banner_bottom */

.content_bottom {
    background: url(https://dszk.youth.cn/images/20220304banner_bottom.jpg)no-repeat center;
    background-size: 100% 100%;
    background-position: bottom;
}


/* 6.思政讲理 */

.content_six {
    padding-top: 15px;
}

.six_con {
    padding-top: 10px;
    width: 100%;
}

.six_left {
    width: 735px;
    padding-left: 35px;
}

.six_left .left_first {
    border-bottom: #ff4d46 1px dashed;
    padding: 35px 0;
}

.six_left .left_first:first-child {
    padding-top: 0;
}

.six_left .left_first:last-child {
    border-bottom: 0;
}

.six_left h4 {
    margin-bottom: 15px;
    padding-left: 2px;
}

.six_left h4 a {
    color: #444444;
    font-size: 18px;
}

.six_left .left_first p,
.six_left .left_third p {
    color: #666666;
    font-size: 14px;
    line-height: 28px;
    text-indent: 28px;
}

.six_left .left_first p {
    height: 84px;
}

.six_left p a {
    color: #ef4926;
}

.six_left .left_third {
    padding-top: 35px;
}

.six_right {
    width: 378px;
}

.right_first {
    position: relative;
}

.right_first img {
    transition: all 2s;
}

.right_first img:hover {
    transform: scale(1.1);
}

.right_first {
    overflow: hidden;
}

.right_first .right_yy {
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 34px;
    text-align: center;
    background: rgba(0, 0, 0, 0.7);
}

.right_yy a {
    color: #FFFFFF;
    font-size: 14px;
    line-height: 34px;
}

.right_first:nth-child(2) {
    margin-top: 55px;
}


/* 7.话题互动 */

.content_seven {
    padding-top: 40px;
}

.interact {
    width: 1200px;
    padding-top: 5px;
}


/* footer */

.footer {
    padding: 75px 0 45px 0;
    overflow: hidden;
}

.footer_left {
    width: 600px;
}

.footer_left ul {
    float: left;
}

.footer_left ul li {
    margin-right: 18px;
    float: left;
}

.footer_left img {
    width: 20px;
    height: 20px;
    vertical-align: middle;
}

.footer_left ul li a,
.footer_left ul li p {
    color: #404040;
    line-height: 32px;
    font-size: 14px;
}

.youth-copyright02 {
    width: 422px;
    float: right;
    color: #404040;
    font-size: 14px;
    text-align: right;
    line-height: 32px;
}

.youth-copyright02 p {
    float: left;
}

.copyrightimg {
    width: 100%;
    float: left;
}

.copyrightimg li {
    margin-right: 20px;
    float: right;
}

.copyrightimg li:last-child {
    margin-right: 0;
}

.qnsj_swiper li {
    position: relative;
    width: 329px;
    height: 185px;
}