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

.banner {
    width: 100%;
    height: 4.5rem;
    position: relative;
}

.banners {
    width: 100%;
    height: 4.5rem;
}

.banners img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner-title {
    position: absolute;
    top: 1.52rem;
    left: 7.85rem;
}

.title-p1 {
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: bold;
    font-size: .48rem;
    color: #FFFFFF;
    text-align: center;
    font-style: normal;
    text-transform: none;
}

.title-p2 {
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: .24rem;
    color: #FFFFFF;
    text-align: center;
    font-style: normal;
    text-transform: none;
}


.tab-button {
    width: 14rem;
    margin: 0 auto;
    border-bottom: 0.01rem solid #DDDDDD;
    height: .9rem;
    display: flex;
    align-items: flex-start;
    /* margin-top: .28rem; */
    column-gap: .15rem;
}

.tab-button button {
    margin: 0;
    margin-top: .21rem;
    border: 0;
    background: #f4f4f4;
    border-radius: 0rem 0rem 0rem 0rem;
    transition: background-color .5s ease-in-out;
}

.tab-button button a {
    padding: .15rem .28rem;
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: .16rem;
    color: #222222;
    text-align: center;
    font-style: normal;
    text-transform: none;
}

.tab-button button:hover {
    background-color: #3473BF;
}

.tab-button button:hover a {
    color: #fff;
}
.about-active {
    background-color: #3473BF !important;
}

.about-active a {
    color: #fff !important;
}



.history {
    width: 100%;
    height: 9rem;
    background: url(../img/history/history.png) no-repeat;
    background-size: 100% 100%;
}

.history-title {
    padding-top: .8rem;
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: bold;
    font-size: 0.36rem;
    color: #FFFFFF;
    text-align: center;
    font-style: normal;
    text-transform: none;
}
.history-banner{
    height: 9rem;
}





.history-swiper {
    width: 100%;
    height: 7.7rem;
}

.mySwiper3 {
    width: 100%;
    height: 100% !important;
}



.swiper-button-next2:after {
    position: absolute !important;
    top: 1.75rem !important;
    right: 16rem !important;
    width: .5rem !important;
    height: .5rem !important;
    background: url(../img/index/index7.png) no-repeat !important;
    background-size: 100% 100% !important;
    transform: rotate(180deg);
}

.swiper-button-next2,
.swiper-button-prev2 {
    top: 61% !important;
}

.swiper-button-next2:hover:after {
    width: .5rem !important;
    height: .5rem !important;
    background: url(../img/index/index6.png) no-repeat !important;
    background-size: 100% 100% !important;
    transform: rotate(360deg);
}

.swiper-button-prev2:after {
    position: absolute !important;
    top: 1.75rem !important;
    left: 3rem !important;
    width: .5rem !important;
    height: .5rem !important;
    background: url(../img/index/index7.png) no-repeat !important;
    background-size: 100% 100% !important;
}

.swiper-button-prev2:hover:after {
    width: .5rem !important;
    height: .5rem !important;
    background: url(../img/index/index6.png) no-repeat !important;
    background-size: 100% 100% !important;
    transform: rotate(180deg);
}

.swiper-pagination-progressbar {
    position: absolute;
    width: 12rem !important;
    top: 6.3rem !important;
    left: 4.6rem !important;
}

.newhistory {
    background: inherit !important;
}

.swiper-pagination-progressbar .swiper-pagination-progressbar-fill {
    background: #fff !important;
}

.swiper-pagination-progressbar {
    background: rgba(0, 0, 0, 0.3);
}

.history-contents_1,
.history-contents_2 {
    display: flex;
    justify-content: center;
    flex-direction: column;
    position: relative;
}
.history-contents_1{
    top: 0rem;
}
.history-contents_2{
    bottom: 1.6rem;
}
.history-content_1 {
    width: 4.2rem;
    height: 2.5rem;
}

.history-contents_1 img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.history-content_2 {
    font-family: Poppins, Poppins;
    font-weight: 600;
    font-size: 0.6rem;
    color: #FFFFFF;
    text-align: left;
    font-style: normal;
    text-transform: none;
    position: absolute;
    top: 2.1rem;
    left: -.54rem;
}

.history-content_3 {
    margin-top: .55rem;
    width: 4.20rem;
    height: 0.24rem;
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: .18rem;
    color: #FFFFFF;
    text-align: left;
    font-style: normal;
    text-transform: none;
}