@media (max-width: 499px) {
    /* 顶部Banner */
    .about-banner-container{
        height: 260px;
    }
    .about-banner-container-bg{
        height: 260px;
    }
    .about-banner-container-bg-img{
        height: 260px;
    }
    .about-banner-info{
        width: calc(100% - 40px);
        height: calc(260px - 40px);
        padding: 20px;
    }
    .about-banner-title{
        width: 80%;
        font-size: 20px;
        padding-top: 20px;
    }

    /* 公司简介 */
    .about-company-container{
        width: calc(100% - 40px);
        padding: 30px 20px;
        flex-direction: column;
        justify-content: flex-start;
        align-items: flex-start;
    }
    .about-company-container-left{
        width: 100%;
    }
    .about-company-poster{
        height: 240px;
    }
    .about-company-poster-img{
        height: 240px;
    }
    .about-company-container-right{
        width: 100%;
        padding-top: 20px;
    }
    .about-company-name{
        font-size: 16px;
    }
    .about-company-title{
        font-size: 18px;
        padding-top: 10px;
    }
    .about-company-description{
        font-size: 14px;
        padding-top: 10px;
    }

    /* 发展历程 */
    .about-history-container{
        width: 100%;
        height: 340px;
    }
    .about-history-container-bg{
        height: 340px;
    }
    .about-history-container-bg-img{
        height: 340px;
    }
    .about-history-container-content{
        width: calc(100% - 40px);
        padding: 0 20px;
        height: 340px;
    }
    .about-history-container-content-header{
        /*width: calc(100% - 20px);*/
        /*padding-left: 20px;*/
        width: 100%;
        padding-left: 0;
        padding-top: 40px;
    }
    .about-history-container-content-header-title{
        font-size: 20px;
    }
    .about-history-swiper-wrap{
        width: calc(100% - 80px);
        padding: 0 40px;
        padding-top: 40px;
    }
    .about-history{
        height: 30px;
    }
    .about-history-year{
        font-size: 14px;
    }
    .about-history-year-swiper .swiper-slide-active .about-history-year{
        font-size: 24px;
    }
    .about-history-split-line-swiper{
        margin-top: 10px;
    }
    .about-history-split-line{
        height: 6px;
    }
    .about-history-split-line-wrap{
        height: 2px;
    }
    .about-history-split-line-dot{
        width: 6px;
        height: 6px;
        border-radius: 3px;
    }
    .about-history-desc-swiper{
        margin-top: 20px;
    }
    .about-history-desc-content{
        width: 100%;
        font-size: 14px;
    }
    .about-history-swiper-button{
        width: 20px;
        height: 20px;
        top: calc(50% - 10px);
    }
    .about-history-swiper-button-icon{
        width: 20px;
        height: 20px;
    }
    .about-history-swiper-button-icon-img{
        width: 16px;
        height: 16px;
    }

    /* 研发专利情况 */
    .about-patent-container{
        width: calc(100% - 40px);
        padding: 30px 20px;
        flex-direction: column;
        justify-content: flex-start;
        align-items: flex-start;
    }
    .about-patent-container-left{
        width: 100%;
        padding-right: 0;
    }
    .about-patent-poster{
        height: 240px;
    }
    .about-patent-poster-img{
        height: 240px;
    }
    .about-patent-container-right{
        width: 100%;
        padding-top: 20px;
    }
    .about-patent-title{
        font-size: 20px;
    }
    .about-patent-description{
        font-size: 14px;
        padding-top: 10px;
    }
    .about-patent-sub-title{
        padding-top: 10px;
        font-size: 14px;
    }
}