.about_txt {
    margin-top: .5rem;
}

.about_txt p {
    text-indent: 2em;
    font-size: 0.18rem;
    font-family: Microsoft YaHei-Regular, Microsoft YaHei;
    font-weight: 400;
    color: #333333;
    line-height: 0.44rem;
}

.num_box {
    margin-top: .8rem;
    margin-bottom: .8rem;
    display: flex;
    justify-content: space-between;
    padding: 0 2.37rem 0 2.04rem;
}

.num_item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.num_img {
    width: 1rem;
    height: 1rem;
    margin-bottom: .1rem;
}

.num_top {
    font-size: 0.3rem;
    font-family: Bahnschrift-Bold SemiCondensed, Bahnschrift;
    font-weight: normal;
    color: #333333;
    margin-bottom: .1rem;
}

.num {
    font-size: .6rem;
}

.num_botom {
    font-size: 0.2rem;
    font-family: Microsoft YaHei-Regular, Microsoft YaHei;
    font-weight: 400;
    color: #333333;
}

.about_img {
    height: 6.4rem;
    display: flex;
    margin-bottom: 1rem;
}

.about_img div {
    overflow: hidden;
}

.about_img img {
    transition: all .5s;
}

.about_img img:hover {
    transform: scale(1.2);
}

.img_left {
    width: 10.2rem;
    margin-right: .2rem
}

.img_right {
    width: 6.4rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.swiper_box {
    background: url(../imgs/about/swiper_background.png) no-repeat;
    background-size: cover;
    background-position: center center;
    margin-top: .4rem;
    height: 5rem;
    position: relative;
}

.hr {
    width: 100%;
    height: .01rem;
    background: #999999;
    position: absolute;
    left: 0;
    top: 1.22rem;
}

.swiper {
    width: 16.8rem;
    height: 100%;
    margin: 0 auto;
    padding: 0 .8rem !important;
    box-sizing: border-box;
}

.swiper-slide {
    height: 100% !important;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: .72rem;
    box-sizing: border-box;
}

.swiper-button-next,
.swiper-button-prev {
    width: 40px !important;
    height: 40px !important;
    background: #CF000C;
    opacity: 1;
    top: 1.22rem !important;
    border-radius: 50%;
}

.swiper-button-next img,
.swiper-button-prev img {
    width: 100%;
    height: 100%;
}

.swiper-button-next img:first-child,
.swiper-button-prev img:first-child {
    display: none;
}

.swiper-button-next.swiper-button-disabled,
.swiper-button-prev.swiper-button-disabled {
    opacity: 1 !important;
    background: #EEEEEE;
}

.swiper-button-next.swiper-button-disabled img:first-child,
.swiper-button-prev.swiper-button-disabled img:first-child {
    display: block;
}

.swiper-button-next.swiper-button-disabled img:last-child,
.swiper-button-prev.swiper-button-disabled img:last-child {
    display: none;
}

.swiper-button-next:after,
.swiper-button-prev:after {
    display: none;
}

.year {
    font-size: 0.2rem;
    font-family: Microsoft YaHei-Bold, Microsoft YaHei;
    font-weight: bold;
    color: #666666;
    margin-bottom: .15rem;
}

.swiper_img {
    margin-bottom: .35rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.swiper_img img {
    width: .2rem;
    height: .2rem;
    margin-bottom: .15rem;
}

.swiper_tit {
    width: 3rem;
    font-size: 0.24rem;
    font-family: Microsoft YaHei-Bold, Microsoft YaHei;
    font-weight: bold;
    color: #CF000C;
    padding-bottom: .14rem;
    border-bottom: .01rem solid #999999;
    margin-bottom: .2rem;
}

.swiper_tit span {
    font-size: 0.4rem;
    font-family: Bahnschrift-Bold SemiCondensed, Bahnschrift;
    font-weight: normal;
    color: #333333;
    margin-right: .31rem;
}

.swiper_txt {
    width: 3rem;
    padding-left: .3rem;
    box-sizing: border-box;
    font-size: 0.18rem;
    font-family: Microsoft YaHei-Regular, Microsoft YaHei;
    font-weight: 400;
    color: #666666;
    line-height: 0.36rem;
    position: relative;
}

.swiper_txt img {
    width: .14rem;
    height: .14rem;
    position: absolute;
    top: .1rem;
    left: 0;
}

.culture {
    background: url(../imgs/about/culture_background.png)no-repeat;
    background-size: cover;
    background-position: center center;
    height: 8.98rem;
    padding-bottom: 1.3rem;
    box-sizing: border-box;
}

.culture_box {
    width: 16.8rem;
    margin: 0.6rem auto 0;
    display: flex;
    flex-wrap: wrap;
}

.culture_item {
    width: 3.36rem;
    height: 3.84rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.culture_img {
    width: .76rem;
    height: .76rem;
    margin-top: .8rem;
}

.culture_img img {
    width: 100%;
    height: 100%;
}

.culture_img img:last-child {
    display: none;
}

.culture_tit {
    font-size: 0.24rem;
    font-family: Microsoft YaHei-Bold, Microsoft YaHei;
    font-weight: bold;
    color: #CF000C;
    margin-top: .3rem;
    margin-bottom: .3rem;
}

.culture_txt {
    font-size: 0.16rem;
    font-family: Microsoft YaHei-Regular, Microsoft YaHei;
    font-weight: 400;
    color: #333333;
    margin-bottom: .2rem;
}

.culture_item:hover {
    background: #CF000C;
    box-shadow: 0rem 0.03rem 0.06rem 0.01rem rgba(0, 0, 0, 0.16);
    border-radius: 0.1rem 0.1rem 0.1rem 0.1rem;
}

.culture_item:hover .culture_img img:last-child {
    display: block;
}

.culture_item:hover .culture_img img:first-child {
    display: none;
}

.culture_item:hover .culture_tit {
    color: #fff;
}

.culture_item:hover .culture_txt {
    color: #fff;
}

.honor {
    margin-top: .5rem;
}

.honor_box {
    width: 16.8rem;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
}

.honor_item {
    width: 3rem;
    height: 4.2rem;
    margin-bottom: .3rem;
    margin-right: .45rem;
    overflow: hidden;
}

.honor_item img {
    transition: all .5s;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.honor_item:hover img {
    transform: scale(1.2);
}

.honor_item:nth-child(5n) {
    margin-right: 0;
}

.video_box {
    margin: .6rem 0 1rem;
    /*height: 9rem;*/
}

.video_box video {
    width: 100%;
    height: 100%;
    object-fit: fill;
}


/* 分类 */
.video_box {
    margin: .6rem 0 1rem;
    display: flex;
    align-items: center;
    /*justify-content: space-between;*/
}

.video_box .item {
    width: 48%;
    display: block;
    margin-right: .7rem;
    
}
.video_box .item:nth-child(2){
    margin-right: 0;
    
}
.video_box .item .class_img {
    width: 100%;
    height: auto;
    overflow: hidden;
}
.video_box .item .class_img img {
    width: 100%;
    height: auto;
}
.video_box .item .class_name {
    font-size: 0.22rem;
    font-weight: 700;
    line-height: 0.43rem;
    text-align: center;
    color: #333333;
}


@media only screen and (max-width:1024px){
    .content{
        padding: 0!important;
    }
    .content_box{
        width: 100%;
    }
    .about_txt p{
        font-size: 12px;
    }
    .num_box{
        padding: 15px;
        box-sizing: border-box;
        margin: 0;
    }
    .num_bot{
        font-size: 12px;
    }
    .about_img{
        height: auto;
        padding: 15px;
        box-sizing: border-box;
        margin-bottom: 0;
    }
    .swiper{
        width: 100%;
    }
    .year{
        font-size: 12px;
        margin-bottom: .1rem;
    }
    .swiper_tit{
        font-size: 14px;
        width: 4rem;
    }
    .swiper_txt{
        font-size: 12px;
        width: 4rem;
    }
    .culture_box{
        width: 100%;
    }
    .culture{
        height: auto;
    }
    .culture_item{
        width: 33%;
    }
    .culture_tit{
        font-size: 14px;
        text-align: center;
    }
    .culture_txt{
        font-size: 12px;
    }
    .honor_box{
        width: 100%;
    }
    .honor_item,
    .honor_item:nth-child(5n){
        width: 48%;
        margin-right: 4%;
    }
    .honor_item:nth-child(2n){
         margin-right :0%;
    }
    .video_box .item .class_name{
        font-size: 14px;
    }
    .video_item{
        width: 100%!important;
        margin-right: 0!important;
    }
    .vid_tit{
        font-size: 14px!important;
    }
    .about_txt,
    .honor,
    .video_box{
         padding: 15px;
        box-sizing: border-box;
    }
    .num{
        font-size: .4rem;
    }
    .swiper-button-next, .swiper-button-prev{
        width: 25px!important;
        height: 25px!important;
        margin-top: -10px;
    }
}