.switchIndex .switchContent .h5 {
    text-align: center;
    font-size: 30px;
    line-height: 42px;
    font-weight: 500;
    margin-top: 40px;
    margin-bottom: 50px;
    display:block;
}

.product-news .product-news-swiper .swiper-slide a .words .h3 {
    font-size: .18rem;
    line-height: 30px;
    padding-right: 10px;
    color: #fff;
    overflow: hidden;
    text-overflow: ellipsis !important;
    display: -webkit-box;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    font-weight: 300;
}
@media (max-width: 960px){
    .product-news .product-news-swiper .swiper-slide a .words .h3 {
        font-size: .24rem;
        padding-left: 0;
        line-height: 1.875;
        height: 52px;
        overflow: hidden;
        text-overflow: ellipsis !important;
        display: -webkit-box;
        -webkit-line-clamp: 2 !important;
        -webkit-box-orient: vertical !important;
    }
}

.product-list .list-item .old-h5 {
    margin-bottom: .58rem;
    font-size: .28rem;
    line-height: .5rem;
    text-align: center;
}

.history-bottom .bottom-item .old-h4 {
    font-size: .28rem;
    line-height: .42rem;
    margin-bottom: .14rem;
}

@media (max-width: 1200px){
    .history-bottom .bottom-item h4 {
        font-size: .25rem;
    }
}


.product-list-tit {
    display: block;
    font-size: 32px;
    color: #333;
    text-align: center;
}

.ptlist-two .tit .old-h3 {
    max-width: calc(100% - 50px);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    word-wrap: normal;
    font-size: .26rem;
    line-height: 35px;
}

.product-list .pro-con .text div .old-span {
    font-size: 36px;
    float: left;
}

@media screen and (max-width: 969px) {
    .product-list .pro-con .text div .old-span {
        font-size: 18px;
    }

}

.product-scan .w_1200 .old-h2 {
    font-size: .32rem;
    text-align: center;
    line-height: .67rem;
    max-width: 960px;
    margin: 0 auto .3rem;
}

.choose-box .type-choose .old-h2 {
    padding: .4rem 0 .2rem;
    border-bottom: 1px solid #d8d8d8;
    font-weight: 400;
    font-size: .28rem;
}

.choose-box .type-choose .old-h4 {
    font-size: .18rem;
    color: #111;
    font-weight: 500;
    padding-bottom: .15rem;
}
.product-data .data-detail .data-detail-part .old-h5 {
    font-size: 20px;
    margin-bottom: 5px;
}

.choose-box .type-choose .old-h2 {
    padding: 0 0 .2rem;
    border-bottom: 1px solid #d8d8d8;
    font-weight: 400;
    font-size: .28rem;
}

.choose-box .type-choose .old-h4 {
    font-size: .18rem;
    color: #111;
    font-weight: 500;
    padding-bottom: .15rem;
}

.content .old-h5 {
    max-width: 960px;
    width: 90%;
    font-size: .36rem;
}

@media (max-width: 768px){
    .content .old-h5 {
        margin-bottom: .3rem;
    }
}

.sec-lr-black .info .vice-tit.old-h6{
    text-align:left;
    margin-bottom:0;
}

.content .old-h5 {
    font-size: .36rem;
    font-weight: 600;
    margin-bottom: .6rem;
    max-width: 960px;
    width: 90%;
    margin-left: auto;
    margin-right: auto;
}

.fire_rated_data_tit {
    color: #fff;
    position: absolute;
    top: 73vh;
    left: 0;
    text-align: center;
    z-index: 1;
    width: 100%;
    font-size: .32rem;
    padding-bottom: .4rem;
    text-align: center;
}

.fire_rated_data .w_1200 .item .words .old-h5 {
    font-size: .2rem;
    line-height: .28rem;
    margin-bottom: 4px;
}

@media (max-width: 960px){
    .fire_rated_data .w_1200 .item .words .old-h5 {
        font-size: 16px;
        margin-bottom: 15px;
    }
}

.interior_title .old-h2 {
    font-size: .36rem;
    margin-bottom: .2rem;
}

.interior_title .old-h5 {
    font-size: .18em;
}

@media (max-width: 960px) {
    .interior_title .old-h5 {
        font-size: 14px;
    }
}

.product-choose.interior_product_choose .choose-box .type-choose .old-h2 {
    padding: .4rem 0 .2rem;
    border-bottom: 1px solid #d8d8d8;
    font-weight: 400;
    font-size: .28rem;
}
.product-choose.interior_product_choose .choose-box .type-choose .old-h4 {
    font-size: .18rem;
    color: #111;
    font-weight: 500;
    padding-bottom: .15rem;
}

.interior_title .old-h5 {
    font-size: .18em;
}
@media (max-width: 960px){
    .interior_title .old-h5 {
        font-size: 14px;
    }
}

.fireRatedDoors.des .old-h2 {
    font-size: .36rem;
    font-weight: 500;
    height: .5rem;
    line-height: .5rem;
    margin-bottom: .3rem;
    text-align:center;
}

.fireRatedDoors .content .old-h5 {
    display:block;
    font-size: .36rem;
    font-weight: 600;
    margin-bottom: .6rem;
    max-width: 960px;
    width: 90%;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.fire_rated_data .w_1200 .data .old-h4 {
    text-align: center;
    font-size: .36rem;
    font-weight: 400;
    margin-bottom: .3rem;
}
.securityDoors-tit {
    font-size: .36rem;
    margin-bottom: .2rem;
    text-align:center;
}

.security .data ul li .old-h5 {
    font-size: .36rem;
    color: #fff;
    margin-bottom: 20px;
    position: relative;
    display:block;
}
.security .content .words .old-h5 {
    font-size: .36rem;
    margin-bottom: 20px;
}

.mc_news .content .left .words .old-h3 {
    color: #f9ad09;
    font-size: .18rem;
    margin-bottom: .26rem;
    display:block;
}
@media (max-width: 960px) {
    .mc_news .content .left .words .old-h3 {
        font-size: .25rem;
    }
}
@media (max-width: 768px) {
    .mc_news .content .left .words .old-h3 {
        margin-bottom: 10px;
    }
}

.mc_news .content .left .words .old-h4 {
    font-size: .3rem;
    line-height: .48rem;
    font-weight: 300;
    overflow: hidden;
    text-overflow: ellipsis !important;
    display: -webkit-box;
    -webkit-line-clamp: 4 !important;
    -webkit-box-orient: vertical !important;
    transition: all .5s ease-out;
    height: 1.92rem;
    color:#333
}
@media (max-width: 1130px) {
    .mc_news .content .left .words .old-h4 {
        line-height: .4rem;
        height: 1.6rem;
    }
}
@media (max-width: 480px) {
    .mc_news .content .left .words .old-h4 {
        font-size: .3rem;
        height: auto;
    }
}

.mc_tips .w_1200 .tips_hot .words .old-h5 {
    margin-bottom: .2rem;
    font-size: .28rem;
    line-height: .5rem;
}

.mc_tips .w_1200 .tips_common .item .words .old-h5 {
    font-size: .24rem;
    line-height: .42rem;
    font-weight: 300;
    overflow: hidden;
    text-overflow: ellipsis !important;
    display: -webkit-box;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
}
@media (max-width: 960px){
    .mc_dataCenter .w_1200 .item .words .old-h5 {
        font-size: 16px;
        margin-bottom: 15px;
    }
} 
.mc_dataCenter .w_1200 .item .words .old-h5 {
    font-size: .2rem;
    line-height: .28rem;
    margin-bottom: 4px;
}
@media (max-width: 960px) {
    .mc_dataCenter .w_1200 .item .words .old-h5 {
        font-size: 16px;
        margin-bottom: 15px;
    }
}

.mc_periodical .w_1200 .item .words .old-p {
    margin-bottom: .1rem;
    font-size: .18rem;
    line-height: .25rem;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    word-wrap: normal;
}

@media (max-width: 960px) {
    .mc_periodical .w_1200 .item .words .old-p {
        font-size: 16px;
        margin-bottom: 15px;
    }
}


.centers-news-list .w_1200 .old-h2 {
    text-align: center;
    font-size: .32rem;
    line-height: .67rem;
    margin-bottom: .3rem;
}
.centers-news-list .w_1200 .list .item .words .old-h5 {
    overflow: hidden;
    text-overflow: ellipsis !important;
    display: -webkit-box;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    font-size: .24rem;
    font-weight: 400;
    line-height: .33rem;
    margin-bottom: .25rem;
    font-weight: 300;
}

.centers-top-group .w_1200 .old-h2 {
    text-align: center;
    font-size: .32rem;
    line-height: .67rem;
    font-weight: 400;
    margin-bottom: .9rem;
}

.centers-tips-list .w_1200 .tips_hot .words .old-h5 {
    overflow: hidden;
    text-overflow: ellipsis !important;
    display: -webkit-box;
    -webkit-box-orient: vertical !important;
    margin-bottom: .2rem;
    font-size: .28rem;
    line-height: .5rem;
    -webkit-line-clamp: 2 !important;
}
.centers-tips-list .w_1200 .tips_common .item .words .old-h5 {
    font-size: .24rem;
    line-height: .42rem;
    overflow: hidden;
    text-overflow: ellipsis !important;
    display: -webkit-box;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    font-weight: 300;
}

.recruit .recruit_words .w_1200 .old-h2 {
    padding-left: .75rem;
    padding-right: .75rem;
    text-align: center;
    font-size: .32rem;
    line-height: .67rem;
    margin-bottom: .35rem;
}

@media (max-width: 480px) {
    .recruit .recruit_words .w_1200 .old-h2 {
        padding-left: 0;
        padding-right: 0;
    }
}

.recruit .recruit_content .w_1200 .item .words .old-h5 {
    font-size: .24rem;
    line-height: .33rem;
    margin-top: .22rem;
    margin-bottom: .1rem;
    text-align: center;
}

@media (max-width: 768px){
    .recruit .recruit_content .w_1200 .item .words .old-h5 {
        font-size: 18px;
        margin-bottom: 10px;
    }
}

.rc_hot_position .w_1200 .rc_hot_content .hot_words .swiper-container .swiper-slide .old-h5 {
    color: #f9ad09;
    font-size: .18rem;
    line-height: .25rem;
    margin-bottom: .2rem;
}
.rc_hot_position .w_1200 .rc_hot_content .hot_words .swiper-container .swiper-slide .old-p {
    font-size: .28rem;
    line-height: .5rem;
    overflow: hidden;
    text-overflow: ellipsis !important;
    display: -webkit-box;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    margin-bottom: .39rem;
    text-align:left;
}

.news_detail_content .w_1200 .left .old-h2 {
    font-size: .48rem;
    line-height: .67rem;
    font-weight: 400;
    margin-bottom: .3rem;
}

.t_detail_content .w_1200 .left .rich_text .old-h2 {
    line-height: .67rem;
    font-size: .48rem;
    font-weight: 400;
    padding-top: .8rem;
    margin-bottom: .3rem;
}
.t_detail_content .w_1200 .right ul li a .old-p {
    margin-top: .1rem;
    font-size: .16rem;
    line-height: .22rem;
    color: #333;
}

.t_detail_content .w_1200 .left .similar .old-h4 {
    text-align: center;
    line-height: .67rem;
    font-size: .32rem;
    font-weight: 400;
    margin-bottom: .44rem;
}

@media (max-width: 960px){
    .t_detail_content .w_1200 .left .similar .old-h4 {
        font-size: 18px;
    }
}
.t_detail_content .w_1200 .left .similar ul li a .words .old-h5 {
    font-size: .24rem;
    font-weight: 300;
    line-height: .42rem;
    overflow: hidden;
    text-overflow: ellipsis !important;
    display: -webkit-box;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
}

@media (max-width: 960px){
    .t_detail_content .w_1200 .left .similar ul li a .words .old-h5 {
        font-size: 16px;
    }
}

.t_detail_content .w_1200 .left .rich_text .old-h2 {
    line-height: .67rem;
    font-size: .48rem;
    font-weight: 400;
    padding-top: .8rem;
    margin-bottom: .3rem;
}

@media (max-width: 480px){
    .t_detail_content .w_1200 .left .rich_text .old-h2 {
        padding-top: .3rem;
    }
}

.t_detail_content .w_1200 .right ul li a .old-h1 {
    font-size: 24px;
    line-height: 36px;
    color: #333;
    margin-bottom: 20px;
}
.campus_head .old-h2 {
    text-align: center;
    font-size: .32rem;
    line-height: .67rem;
    font-weight: 400;
    margin-bottom: .6rem;
}
.campus_list .w_1200 .list .item .title .old-h3 {
    font-size: .28rem;
    line-height: .5rem;
    font-weight: 400;
}
@media (max-width: 768px){
    .campus_list .w_1200 .list .item .title .old-h3 {
        font-size: 18px;
    }
}

.glance .glance-box .glance-title .old-h1 {
    display: block;
    font-size: 48px;
    color: #fff;
    text-align: center;
}

@media screen and (max-width: 969px){
    .glance .glance-box .glance-title .old-h1 {
        font-size: 24px;
    }
}

.main_title .about-old-h5 {
    color: #f69d00;
    font-size: .16rem;
    line-height: .22rem;
    margin-bottom: 7px;
}
@media (max-width: 960px) {

    .main_title .about-old-h5 {
        font-size: 16px;
    }
}

.news .content .left .words .old-h3 {
    color: #f9ad09;
    font-size: .18rem;
    margin-bottom: .26rem;
}
@media (max-width: 960px){
    .news .content .left .words .old-h3 {
        font-size: .25rem;
    }
}

@media (max-width: 768px){
    .news .content .left .words .old-h3 {
        margin-bottom: 10px;
    }
}

.news .content .right .img .words .old-h3 {
    color: #f9ad09;
    font-size: .18rem;
    margin-bottom: .05rem;
}

@media (max-width: 960px){
    .news .content .right .img .words .old-h3 {
        margin-top: 1rem;
        font-size: .25rem;
    }
}
.news .content .left .words .old-h4 {
    font-size: .3rem;
    line-height: .48rem;
    font-weight: 300;
    overflow: hidden;
    text-overflow: ellipsis !important;
    display: -webkit-box;
    -webkit-line-clamp: 4 !important;
    -webkit-box-orient: vertical !important;
    transition: all .5s ease-out;
    height: 1.92rem;
    color: #333
}
@media (max-width: 1130px){
    .news .content .left .words .old-h4 {
        line-height: .4rem;
        height: 1.6rem;
    }
}
@media (max-width: 480px){
    .news .content .left .words .old-h4 {
        font-size: .3rem;
        height: auto;
    }
}

.news .content .right .img .words .old-h4 {
    font-size: .2rem;
    line-height: .28rem;
    color: #fff;
    font-weight: 300;
    height: .56rem;
    overflow: hidden;
    text-overflow: ellipsis !important;
    display: -webkit-box;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
}
@media (max-width: 768px){
    .news .content .right .img .words .old-h4 {
        font-size: .3rem;
        line-height: .4rem;
        height: .8rem;
    }
}
@media (max-width: 480px){
    .news .content .right .img .words .old-h4 {
        font-size: .3rem;
        line-height: .4rem;
        height: .8rem;
    }
}
.sv_our .w_1200 .old-h2 {
    font-size: .32rem;
    line-height: .67rem;
    font-weight: 400;
    margin-bottom: .3rem;
}

.sv_our .w_1200 .sv_our_content .item .words .old-h5 {
    font-size: .28rem;
    line-height: .43rem;
    width: 100%;
    margin-bottom: 10%;
    padding: 0 15px;
}

@media (max-width: 768px){
    .sv_our .w_1200 .sv_our_content .item .words .flex-wrap .old-h5 {
        font-size: 24px;
        margin-bottom: 20px;
    }
}

.sv_tips .w_1200 .sv_tips_content .item .words .old-h5 {
    font-size: .24rem;
    line-height: .42rem;
    font-weight: 300;
    overflow: hidden;
    text-overflow: ellipsis !important;
    display: -webkit-box;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
}
@media (max-width: 768px){
    .sv_tips .w_1200 .sv_tips_content .item .words .old-h5 {
        font-size: 16px;
    }
}

.cu_distribution .old-h2 {
    max-width: 1080px;
    font-size: .32rem;
    line-height: .67rem;
    margin-left: auto;
    margin-right: auto;
}
.cu_map .w_1200 .old-h6 {
    font-size: .16rem;
    line-height: .22rem;
    margin-bottom: .45rem;
    display:block;
}
.cu_map .w_1200 .map_content .old-h5 {
    font-size: .18rem;
    line-height: .25rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.cases-list .title .old-h1 {
    display: block;
    font-size: .32rem;
    line-height: .48rem;
    color: #333;
    margin: 100px auto 35px;
    text-align: center;
}

@media screen and (max-width: 969px){
    .cases-list .title .old-h1 {
        margin-top: 0;
    }
}

.two-row .old-span {
    display: block;
    font-size: 18px;
    color: #333;
    line-height: 32px;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
    margin-top: 15px;
}
@media screen and (max-width: 969px){
    .two-row ul li .old-span {
        font-size: 16px;
    }
}

.news_detail_content .w_1200 .left .old-h2-case {
    font-size: .48rem;
    line-height: .67rem;
    font-weight: 400;
    margin-bottom: .3rem;
}

.news_detail_content .w_1200 .right ul li a .old-p {
    margin-top: .1rem;
    font-size: .16rem;
    line-height: .22rem;
    color: #333;
}

@media (max-width: 960px){
    .news_detail_content .w_1200 .right ul li a .old-p {
        font-size: 16px;
        line-height: 24px;
    }
}
.centers-top-group .w_1200 .old-h2 {
    text-align: center;
    font-size: .32rem;
    line-height: .67rem;
    font-weight: 400;
    margin-bottom: .9rem;
}
.centers-data-list .w_1200 .item .words .old-h5 {
    font-size: .2rem;
    line-height: .28rem;
    margin-bottom: 4px;
    height: .56rem;
    overflow: hidden;
    text-overflow: ellipsis !important;
    display: -webkit-box;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
}
@media (max-width: 960px){
    .centers-data-list .w_1200 .item .words .old-h5 {
        font-size: 16px;
        line-height: 24px;
        height: 48px;
        margin-bottom: 10px;
    }
}
@media (max-width: 480px){
    .centers-data-list .w_1200 .item .words .old-h5 {
        height: auto;
        margin-bottom: 15px;
    }
}

.about-environment .environment-box .environment-list .text-box .old-h1 {
    display: block;
    font-size: .28rem;
    color: #333;
    margin: .6rem 0 .1rem;
}

@media screen and (max-width: 969px){
    .about-environment .environment-box .environment-list .text-box .old-h1 {
        font-size: 18px;
        line-height: 36px;
        margin: 20px 0 15px;
    }
}

@media (max-width: 480px){
    .about-environment .environment-box .environment-list .text-box .old-h1 {
        line-height: 24px;
    }
}

.center-environment .title .old-h1 {
    font-size: 60px;
    margin-bottom: .3rem;
    color: #fff;
}

@media screen and (max-width: 969px){
    .center-environment .title .old-h1 {
        font-size: 30px;
    }
}

@media (max-width: 480px) {
    .center-environment .title .old-h1 {
        font-size: 24px;
    }
}

.company-intro a .old-h1 {
    font-size: .28rem;
    line-height: 42px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin: .3rem 0 .1rem;
}
@media screen and (max-width: 969px){
    .company-intro a .old-h1 {
        font-size: 18px;
        line-height: 24px;
        height: 54px;
        margin: 15px 0;
    }
}

@media (max-width: 480px){
    .company-intro a .old-h1 {
        margin-bottom: 0;
    }
}


.centers-top-group .w_1200 .old-h2 {
    text-align: center;
    font-size: .32rem;
    line-height: .67rem;
    font-weight: 400;
    margin-bottom: .9rem;
}
.centers-periodical-list .w_1200 .item .words .old-p {
    margin-bottom: .1rem;
    font-size: .18rem;
    line-height: .25rem;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    word-wrap: normal;
}
@media (max-width: 960px){
    .centers-periodical-list .w_1200 .item .words .old-p {
        font-size: 16px;
        margin-bottom: 15px;
    }
}

.manual-main .item .words .old-h5 {
    font-size: .2rem;
    line-height: .28rem;
    margin-bottom: 4px;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    word-wrap: normal;
}
@media (max-width: 768px){
    .manual-main .item .words .old-h5 {
        font-size: .3rem;
        line-height: .6rem;
    }
}

.p-security .security-tab li .old-h5 {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    line-height: .6rem;
    padding: 0 .2rem;
    font-size: .2rem;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    word-wrap: normal;
    color: #fff;
    background: linear-gradient(180deg,#000,#000);
    background: linear-gradient(180deg,transparent,rgba(0,0,0,.7));
}
@media (max-width: 768px){
    .p-security .security-tab li .old-h5 {
        font-size: .24rem;
    }
}

.product-list .pro-con .text .old-span {
    font-size: 36px;
    display: block;
    color: #333;
}
@media screen and (max-width: 969px){
    .product-list .pro-con .text .old-span {
        font-size: 18px;
    }
}

.site-map ul li .old-span {
    font-size: 18px;
    color: #333;
    margin-bottom: 15px;
    padding: 0 10px;
    display: block;
}

.t_detail_content .w_1200 .left .rich_text .old-h2 {
    line-height: .67rem;
    font-size: .48rem;
    font-weight: 400;
    padding-top: .8rem;
    margin-bottom: .3rem;
}

@media (max-width: 480px){
    .t_detail_content .w_1200 .left .rich_text .old-h2 {
        padding-top: .3rem;
    }
}
.team-swiper .title .old-h1 {
    display: block;
    font-size: .32rem;
    color: #333;
    margin-bottom: 20px;
}
@media screen and (max-width: 969px){
    .team-swiper .title .old-h1 {
        font-size: 24px;
    }
}

body .cu_map .w_1200 .title .country_name {
    font-size: 0.26rem;
}

.page-tit1{
    font-size:0.32rem !important;
}

.t_detail_content .w_1200 .right ul li a .solution-old-h1 {
    font-size: 24px;
    line-height: 36px;
    color: #333;
    margin-bottom: 20px;
}

.mc_news .content .right .img .words .old-h3 {
    color: #f9ad09;
    font-size: .18rem;
    margin-bottom: .05rem;
    display:block;
}


@media (max-width: 960px){
    .mc_news .content .right .img .words .old-h3 {
        margin-top: 1rem;
        font-size: .25rem;
    }
}

.mc_news .content .right .img .words .old-h4 {
    font-size: .2rem;
    line-height: .28rem;
    height: .56rem;
    color: #fff;
    font-weight: 300;
    overflow: hidden;
    text-overflow: ellipsis !important;
    display: -webkit-box;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    margin-bottom:0;
}

.about-history .history-box .history-list .history-img .h1 {
    display: block;
    color: #fff;
    position: absolute;
    margin-left: 13%;
    font-size: .32rem;
    top: .4rem;
}

@media screen and (max-width: 969px){
    .about-history .history-box .history-list .history-img .h1 {
        font-size: .26rem;
        top: 17px;
    }
}


.about-history .history-title .h1 {
    display: block;
    color: #333;
    text-align: center;
    max-width: 960px;
    margin-left: auto;
    margin-right: auto;
    font-size: .32rem;
    margin-bottom: 20px;
}

@media screen and (max-width: 969px) {
    .about-history .history-title h1 {
        font-size: 24px;
    }
}