.section_h4 {
    font-size: 32px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #000000;
    line-height: 45px;
}

.section_h5 {
    font-size: 21px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #000000;
    line-height: 29px;
}

.section_p,
.section_p1 {
    font-size: 16px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #000000;
    line-height: 22px;
    margin-top: 40px;
}

.section_p1 {
    margin-top: 20px;
}

.introduce-item {
    padding: 60px 100px 60px 45px;
    box-sizing: border-box;
}

.introduce-item .icon {
    width: 30px;
    height: 30px;
}

.introduce-item .content {
    flex: 1;
    margin-left: 20px;
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: rgba(0, 0, 0, 0.5);
    line-height: 20px;
}

.introduce-item .content .title {
    font-size: 20px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #000000;
    line-height: 28px;
    margin-bottom: 10px;
}

.introduce-item:nth-child(1),
.introduce-item:nth-child(2) {
    border-right: 1px solid rgba(0, 0, 0, 0.2);
}

.index-research {
    padding: 60px 0 100px;
    background: #fff;
}

.section-title {
    margin-bottom: 35px;
}

.index-research h4 {
    font-size: 32px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #000000;
    line-height: 45px;
    margin-bottom: 10px;
    text-align: center;
}

.index-research .sub_en {
    font-size: 21px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #000000;
    line-height: 29px;
    text-align: center;
}

.research-item {
    padding: 15px 40px;
    margin-bottom: 10px;
}

.research-item .title {
    font-size: 20px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #000000;
    line-height: 28px;
    margin: 20px 0 12px;
}

.research-item .text {
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: rgba(0, 0, 0, 0.5);
    line-height: 20px;
}

.research-item .icon {
    width: 60px;
    height: 60px;
}

.w100 {
    width: 100%;
    height: 100%;
}

.research-item:hover {
    box-shadow: 0px 2px 16px 0px rgba(8, 67, 107, 0.14);
}

.color_f {
    color: #fff !important;
}

.index-cooperation .morebtn,
.index-academic .morebtn {
    display: block;
    width: 160px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    border: 1px solid #fff;
    margin-top: 40px;
    margin-right: 20px;
}

.index-academic .date {
    font-size: 16px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #000000;
    line-height: 22px;
}

.index-academic .title {
    font-size: 22px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #000000;
    line-height: 30px;
    margin: 2px 0 12px;
}

.index-academic .content-text {
    font-size: 16px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #000000;
    line-height: 22px;
}

/* .index-academic .academic-item li{
    padding: 31px 40px ;
} */
/* .index-academic .academic_li:hover {
    background: #2B85C3;
    box-shadow: 0px 2px 20px 0px rgba(0,80,135,0.33);
} */
.index-academic .morebtn {
    color: #2B85C3;
    border: 1px solid #2B85C3;
}

/* .index-academic .academic_li:hover .date,
.index-academic .academic_li:hover .title,
.index-academic .academic_li:hover .content-text{
    color: #fff!important;
} */
.academicIcon {
    width: 380px;
    height: 250px;
    margin-top: 30px;
}

.bg_box {
    width: 100%;
    background-color: #fff;
    margin: 70px 0;
    padding: 20px 0;
}

.bg_box .image-bg {
    padding: 20px;
}

.flex_wrap {
    display: flex;
    flex-flow: wrap;
}

.flex_r_reverse {
    flex-direction: row-reverse;
}

.section_h6 {
    font-size: 22px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #000000;
    line-height: 29px;
    margin-top: 10px;
}

.mini {
    display: inline-block;
    font-size: 12px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: rgba(0, 0, 0, 0.7);
    line-height: 22px;
    transform: scale(0.9);
    transform-origin: 0 100%;
}

.up {
    transform-origin: 100% -300%;
}

.en_example {
    margin-top: 20px;
    padding-bottom: 20px;
}

.en_example .en_txt {
    font-size: 12px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: rgba(0, 0, 0, 0.5);
    line-height: 17px;
    word-break: break-all;
}

.en_example li {
    margin-bottom: 0 !important;
}

.probootstrap-animate ul li {
    display: block;
}

.btn {
    display: inline-block;
    padding: 13px 26px;
    border: 1px solid #2B85C3;
    font-size: 18px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #2B85C3;
    line-height: 25px;
}

.fruit {
    padding: 47px 0;
}

.fruit ul {
    display: flex;
    margin-top: 20px;
    margin-bottom: 30px;
}

.fruit ul li {
    width: 160px;
    height: 50px;
    background: #fff;
    font-size: 20px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 400;
    color: #000;
    line-height: 50px;
    cursor: pointer;
    text-align: center;
    margin-right: 10px;
}

.fruit .activeFruit {
    background: #2B85C3;
    color: #FFFFFF;
    font-weight: 600;
}

.fruit .image img {
    width: 100%;
}

.academic_li a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 23px 20px;
    box-shadow: inset 0px -1px 0px 0px #E5E5E5;
}

.academic_li .day {
    display: inline-block;
    font-size: 40px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #000000;
    line-height: 56px;
    padding-bottom: 20px;
    border-bottom: 1px solid #E5E5E5;
}

.academic_li .year,
.academic_li .title {
    font-size: 20px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #000000;
    line-height: 28px;
    padding-right: 30px;
    padding-top: 10px;
}

.academic_li .title {
    flex: 1;
    padding-left: 28px;
    border-left: 1px solid #E5E5E5;
}

.icon-arrow-right {
    font-size: 20px;
    color: #000;
}

#swiper4 {
    position: relative;
    width: 380px;
    overflow: hidden;
}

#swiper4 .bt_text {
    position: absolute;
    bottom: 0;
    width: 100%;
    line-height: 40px;
    background: rgba(0, 0, 0, 0.6);
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #FFFFFF;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    z-index: 9;
    padding: 0 50px 0 20px;
}

#swiper4 .swiper-pagination {
    text-align: right;
    padding-right: 20px;
}

#swiper4 .swiper-pagination-bullet {
    width: 4px;
    height: 4px;
    margin: 0 2px;
    background: #fff;
    opacity: 1;
}

#swiper4 .swiper-pagination-bullet-active {
    background: #60BEFF;
}

#swiper5 {
    overflow: hidden;
    position: relative;
    /* height: auto; */
}

.mafaAdmin {
    padding: 60px 0;
}

.mafaAdmin-li {
    margin-bottom: 20px;
}

.mafaAdmin-li .title {
    font-size: 22px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #000000;
    line-height: 30px;
    margin-bottom: 20px;
}

.mafaAdmin-li .year {
    font-size: 18px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #000000;
    line-height: 25px;
    margin-bottom: 4px;
}

.mafaAdmin-li .subTitle {
    font-size: 16px;
    font-family: PingFangSC-Light, PingFang SC;
    font-weight: 300;
    color: #000;
    line-height: 22px;
}

.mafaAdmin-li .sub-content {
    padding: 16px 30px;
    width: 48%;
    height: 83px;
    box-sizing: border-box;
    border-left: 8px solid #2B85C3;
    background: #fff;
    margin: 0 0 10px 0;
}

.mafaAdmin-li .sub-img {
    width: 48%;
    margin: 0 0 10px 0;
}

.mafaAdmin-li img {
    max-height: 100%;
    max-width: 100%;
}

.mafaAdmin-li .sub-list {
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
}

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

.dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    background: #2B85C3;
    border-radius: 50%;
    margin-right: 10px;
}

.mafaAdmin-li:nth-child(1) .sub-list {
    height: 200px;
}

.mafaAdmin-li:nth-child(2) .sub-list {
    height: 500px;
}

.mafaAdmin-li:nth-child(3) .sub-list {
    height: 300px;
}




@media screen and (max-width: 1000px) {
    .research-item {
        width: 48%;
    }

    .introduce-list {
        display: flex;
    }

    .introduce-item {
        padding: 60px 20px 60px 20px;
        box-sizing: border-box;
        width: 33%;
    }

    .introduce-item .content {
        flex: 1;
    }
}

@media screen and (max-width: 500px) {
    .research-item {
        width: 100%;
    }

    .mafaAdmin-li .sub-content,
    .mafaAdmin-li .sub-img {
        width: 100%;
    }

    .mafaAdmin-li:nth-child(1) .sub-list,
    .mafaAdmin-li:nth-child(2) .sub-list,
    .mafaAdmin-li:nth-child(3) .sub-list {
        height: auto;
    }

    .probootstrap-half .text {
        padding: 50px 36px;
    }

    /* .mafaAdmin-li .sub-content{
        padding: 16px 0 16px 30px;
    } */
}

@media screen and (max-width: 550px) {
    .introduce-list {
        display: flex;
        flex-wrap: wrap;
        padding: 10px 0;
    }

    .introduce-item {
        padding: 20px;
        box-sizing: border-box;
        width: 100%;
    }

    .introduce-item .content {
        flex: 1;
    }
}
.item4Flex{
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
}
.item4Flex .item4{
    width: 23%;
    margin-right: 1%;
    text-align: center;
    border: 1px solid #E5E5E5;
}
@media screen and (max-width: 550px) {
    .item4Flex .item4{
        width: 100%;
        margin-right: 0;
        border: 1px solid #FFFFFF;
    }
}
.item4Flex .item4:last-child{
    margin: 0 !important;
}
.item4 img {
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    margin: 0 auto;
}

.item4 div {
    font-size: 18px !important;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #000000 !important;
    line-height: 25px;
    padding: 20px 20px 0 20px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

.item4 p {
    font-size: 16px !important;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: rgba(0, 0, 0, 0.8)!important;
    line-height: 22px;
    padding: 0 20px 20px 20px;
}