.mb_link {
    margin-top: 130px;
    margin-bottom: 40px;
}
.sec1 .joke {
    width: 1680px;
    margin: auto;
}
.sec1 {
    padding: 100px 0 130px;
}
.sec1 .joke h1 {
    font-size: 40px;
    font-family: PingFang SC r;
    font-weight: 400;
    line-height: 40px;
    color: #333333;
    margin-bottom: 85px;
}
.sec1 .joke .main {
    display: flex;
}
.sec4 {
    background: #F6F6F6;
}
.sec1 .joke h5 {
    font-size: 24px;
    font-family: PingFang SC r;
    font-weight: 400;
    line-height: 19px;
    color: #5B5B5B;
    margin-bottom: 35px;
}
.sec1 .joke .gujia h4 {
    display: flex;
    align-items: center;
    font-size: 48px;
    font-family: PingFang SC b;
    font-weight: 500;
    line-height: 48px;
    color: #005CA9;
}
.sec1 .joke .gujia h4 span {
    display: block;
    font-size: 30px;
    font-family: PingFang SC b;
    font-weight: 500;
    line-height: 48px;
    color: #005CA9;
    margin-left: 38px;
}
.sec1 .joke .gujia p {
    font-size: 16px;
    font-family: PingFang SC r;
    font-weight: 400;
    line-height: 16px;
    color: #999999;
    margin-top: 15px;
    margin-bottom: 56px;
}
.sec1 .joke .itemList .item {
    display: flex;
    align-items: center;
}
.sec1 .joke .itemList .item h3 {
    width: 120px;
    font-size: 24px;
    font-family: PingFang SC r;
    font-weight: 400;
    line-height: 70px;
    color: #666666;
    margin-right: 351px;
}
.sec1 .joke .itemList .item p {
    font-size: 40px;
    font-family: Bahnschrift;
    font-weight: 600;
    line-height: 70px;
    color: #111111;
}
.sec1 .joke .itemList .item p span {
    font-size: 24px;
    font-family: Bahnschrift;
    font-weight: 400;
    line-height: 70px;
    color: #333333;
}
.sec1 .joke .main .left {
    margin-right: 140px;

}
.sec1 .joke .main .left .flex {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 30px;
    padding-top: 40px;
}
.sec1 .joke .main .left .flex .gj {
    display: flex;
    align-items: center;
}
.sec1 .joke .main .left .flex .gj .item {
    margin-right: 45px;
}
.sec1 .joke .main .left .flex .gj .item h4 {
    font-size: 30px;
    font-family: Bahnschrift;
    font-weight: 600;
    line-height: 30px;
    color: #333333;
}
.sec1 .joke .main .left .flex .gj .item p {
    font-size: 18px;
    font-family: Bahnschrift;
    font-weight: 400;
    line-height: 20px;
    color: #666666;
    margin-top: 5px;
}
.sec1 .joke .main .left .flex h3 {
    font-size: 18px;
    font-family: PingFang SC r;
    font-weight: 400;
    line-height: 18px;
    color: #666666;
}
.sec2 {
    padding: 64px 0 100px;
}
.sec2 .joke {
    width: 1680px;
    margin: auto;
}
.sec2 .joke h1 {
    font-size: 40px;
    font-family: PingFang SC r;
    font-weight: 400;
    line-height: 40px;
    color: #333333;
    margin-bottom: 40px;
}
.sec2 .joke .main {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.sec2 .joke .main .m_feed_item {
    width: 100%;
    padding: 15px 0 10px;
    border-top: 1px solid #EAEBEF;
}
.sec2 .joke .main .m_feed_item:nth-last-child(1),.sec2 .joke .main .m_feed_item:nth-last-child(2) {
    border-bottom: 1px solid #EAEBEF;
}
.sec2 .joke .main .m_feed_detail>.m_feed_face {
    display: none;
}
.sec2 .joke .main .m_feed_detail.m_qa>.m_feed_face {
    display: block;
    font-size: 14px;
    font-family: PingFang SC r;
    font-weight: 400;
    line-height: 18px;
    color: #333333;
    margin-bottom: 5px;
}
.sec2 .joke .main .m_feed_detail.m_qa>.m_feed_face a {
    display: none;
}
.a_tit {
    display: none;
}
.m_feed_txt a {
    display: none;
}
.m_feed_txt {
    font-size: 16px;
    font-family: PingFang SC r;
    font-weight: 400;
    line-height: 24px;
    color: #111111;
}
.m_feed_from {
    display: none;
}
.m_feed_func {
    display: none;
}
.m_feed_txt {

}

.sec2 .joke .main .m_feed_detail.m_qa .m_feed_txt {
    font-size: 14px;
    font-family: PingFang SC r;
    font-weight: 400;
    line-height: 26px;
    color: #666666;

}
.sec2 .joke .main .m_feed_detail.m_qa  {
    height: 80px;
    overflow: hidden;
    transition: 0.6s;
    margin-top: 24px;
}
.sec2 .joke .main .m_feed_detail:nth-child(1) {
    cursor: pointer;
}
.sec2 .joke .main .m_feed_detail:nth-child(1) .m_feed_txt {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.sec2 .joke .main .m_feed_detail:nth-child(1) .m_feed_txt .iconfont {
    transition: 0.6s;
    margin-left: 40px;
}
.sec2 .joke .main .item_active .m_feed_detail:nth-child(1) .m_feed_txt .iconfont  {
    transform: rotate(90deg);
}
.sec2 .joke .more {
    margin: 58px auto;
}
.sec2 .joke .more p {

    color: #000000;
    transition-delay: 0.6s;
}
.sec2 .joke .more:hover p {
    color: #FFFFFF;
}
.sec3 {
    padding: 90px 0 110px;
    background: #F6F6F6;
}
.sec3 .joke {
    width: 1680px;
    margin: auto;
}
.sec3 .joke h1 {
    font-size: 40px;
    font-family: PingFang SC;
    font-weight: 400;
    line-height: 40px;
    color: #111111;
    text-align: center;
    margin-bottom: 54px;
}
.sec3 .joke .main {
    display: flex;
    justify-content: center;
}
.sec3 .joke .main .item p {
    font-size: 18px;
    font-family: PingFang SC r;
    font-weight: 400;
    line-height: 36px;
    color: #999999;
    text-align: center;
}
.sec3 .joke .main .item h5 {
    font-size: 24px;
    font-family: PingFang SC b;
    font-weight: 500;
    line-height: 36px;
    color: #333333;
    text-align: center;
}
.sec3 .joke .main .item img {
    display: block;
    margin: auto;
}
.sec3 .joke .main .item:nth-child(2) {
    margin: 0 300px;
}



.sec4 .joke {
    width: 1680px;
    margin: auto;
    padding: 89px 0 0px ;
}
.sec4 .joke .main {
    display: flex;
    justify-content: space-between;
}
.sec4 .joke .main>div {
    width: 48%;
}
.sec4 .joke .main>div  h3 {
    font-size: 24px;
    font-family: PingFang SC r;
    font-weight: 400;
    color: #333333;
    display: block;
    margin-right: 57px;
    transition: 0.6s;
    margin-bottom: 23px;
}
.sec4 .joke .content a .text {
    width: calc(100% - 180px);
}
.sec4 .joke .content a .text h5 {
    width: 100%;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.sec4 .joke h1 {
    font-size: 40px;
    font-family: PingFang SC r;
    font-weight: 400;
    line-height: 40px;
    color: #333333;
    margin-bottom: 50px;
}
.sec4 .joke .links {
    display: flex;
    align-items: center;
    border-bottom: 1px solid #EBEBEB;
    padding-bottom: 23px;
}
.sec4 .joke .links a {
    font-size: 24px;
    font-family: PingFang SC r;
    font-weight: 400;
    color: #333333;
    display: block;
    margin-right: 57px;
    transition: 0.6s;
}
.sec4 .joke .links a:hover ,.sec4 .joke .links a.on {
    color: #005CA9;
}
.sec4 .joke .content a {
    display: flex;
    padding: 20px 0 20px;
    border-bottom: 1px solid #EBEBEB;
    position: relative;
}
.sec4 .joke .content a .time {
    font-size: 16px;
    font-family: PingFang SC l;
    font-weight: 300;
    line-height: 30px;
    color: #666666;
    margin-right: 91px;
    transition: 0.6s;
    transition: 0.6s;
}
.sec4 .joke .content a .text h5 {
    font-size: 20px;
    font-family: PingFang SC m;
    font-weight: 500;
    line-height: 30px;
    color: #000000;
    margin-bottom: 14px;
    transition: 0.6s;
}
.sec4 .joke .content a .text p {
    font-size: 14px;
    font-family: PingFang SC l;
    font-weight: 300;
    line-height: 28px;
    color: #424141;
    transition: 0.6s;
}
.sec4 .joke .content a:after {
    content: "";
    width: 0%;
    height: 1px;
    position: absolute;
    bottom: -1px;
    left: 0;
    background: #005CA9;
    transition: 0.6s;
}
.sec4 .joke .content a:hover:after {
    width: 100%;
}
.sec4 .joke .content a:hover h5 {
    color: #005CA9;
}
.sec4  .page {
    margin: 41px auto 0px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.sec4 {
    padding-bottom: 80px;
}
.sec4  .page {
    margin: 80px auto 0px;
    display: flex;
    align-items: center;
    /* justify-content: flex-end; */
    justify-content: center;
}
.sec4  .page>a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    /* margin-left: 12px; */
    transition: 1s;
    color: #000;
}
.sec4  .page>a:nth-child(1) {
    transform: rotate(180deg);
}
.sec4  .page>a:hover {
    border: 1px solid transparent;
    background: #005CA9;
    color: #fff;
}
.sec4 .page .list a:not(:last-child){
    margin-right:15px;
}
.sec4 .page .list{
    display: flex;
    margin: 0 20px;
}
.sec4 .page .list a{
    color: #333;
    display: block;
}
.sec4 .page .list a.active{
    color: #005CA9;
}
@media screen and (max-width: 1790px){
    .sec4 .joke,.sec2 .joke,.sec3 .joke {
        width: 90%;
    }
}
@media screen and (max-width: 1600px){
    .sec4 .joke h1,.sec2 .joke h1,.sec3 .joke h1 {
        font-size: 32px;
    }
}
@media screen and (max-width: 1400px){
    .mb_link {
        margin-top: 110px;
        margin-bottom: 30px;
    }
    .sec4 .joke {
        padding: 40px 0 0px;
    }
    .sec4 .joke h1 {
        margin-bottom: 35px;
    }
    .sec4 .joke .main>div h3 {
        font-size: 20px;
    }
    .sec4 .joke h1, .sec2 .joke h1, .sec3 .joke h1 {
        font-size: 28px;
    }
    .sec4 .joke .content a .text h5 {
        font-size: 18px;
    }
    .sec4 .page {
        margin: 40px auto 0px;
    }
    .sec4 .joke .content a .time {
        margin-right: 60px;
    }
    .sec3 .joke .main .item:nth-child(2) {
        margin: 0 200px;
    }
    .sec3 .joke .main .item img {
        width: 110px;
    }
    .sec3 .joke .main .item h5 {
        font-size: 20px;
    }
}
@media screen and (max-width: 1024px){

    .sec4 .joke .main>div {
        width: 100%;
    }
    .sec4 .joke .main {
        flex-direction: column;
    }
    .mb_link {
        margin-top: 70px;
        margin-bottom: 30px;
    }
    .sec4 .joke h1, .sec2 .joke h1, .sec3 .joke h1 {
        font-size: 24px;
    }
    .sec4 .joke h1 {
        margin-bottom: 20px;
    }
    .sec4 .joke .main>div h3 {
        font-size: 18px;
    }
    .sec4 .joke .content a {
        flex-direction: column;
    }
    .sec4 .joke .content a .text {
        width: 100%;
    }
    .sec4 .joke .content a .text h5 {
        font-size: 16px;
    }
    .sec4 .joke .content a {
        padding: 10px 0 10px;
    }
    .sec4 .joke .content a .text h5 img {
        width: 20px;
    }
    .sec4 .page .list a:not(:last-child) {
        margin-right: 6px!important;
    }
    .sec4 .joke .content a .time {
        font-size: 14px;
    }
    .sec4 .joke .main>div {
        margin-bottom: 30px;
    }
    .sec4 .page {
        margin: 20px auto 0px;
    }
    .sec2 {
        padding: 40px 0 10px;
    }
    .sec2 .joke h1 {
        margin-bottom: 10px;
    }
    .sec3 {
        padding: 40px 0 30px;
    }
    .sec3 .joke h1 {
        margin-bottom: 20px;
    }
    .sec3 .joke .main {
        justify-content: space-between;
    }
    .sec3 .joke .main .item p {
        font-size: 16px;
    }
    .more p {
        font-size: 14px;
    }
    .more {
        width: 150px;
        height: 40px;
    }
    .sec3 .joke .main .item h5 {
        font-size: 12px;
    }
    .sec3 .joke .main .item img {
        width: 75px;
    }
    .sec3 .joke .main .item:nth-child(2) {
        margin: 0;
    }
}