/* 标题 */
.index_box_title {
    display: flex;
    width: 100%;
    align-items: center;
    justify-content: space-between;
}

.index_box_title_p1 {
    font-family: Bahnschrift, Bahnschrift;
    font-weight: normal;
    font-size: 0.18rem;
    color: #999999;
}

.index_box_title_p2 {
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: bold;
    font-size: 0.36rem;
    color: #333333;
    margin-top: 0.13rem;
    margin-bottom: 0.14rem;
}

.index_box_title hr {
    width: 1rem;
    height: 0.03rem;
    background: #BD261D;
}

.more {
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: 0.2rem;
    color: #333333;
    width: fit-content;
}

/* banner */
.swiper-button-next1,
.swiper-button-prev1 {
    width: 0.47rem !important;
    height: 0.47rem !important;
    color: #FFF !important;
    border: 0.02rem solid #FFF;
    border-radius: 50%;
    font-size: 0.14rem;
    font-weight: bold;
    transition: 0.3s;
}

.swiper-button-next1:hover,
.swiper-button-prev1:hover {
    /* border-color: #BD261D; */
    background: #FFF;
    color: #BD261D !important;
}

.box1 .bg {
    object-fit: cover;
}
.sidebar_img{
    height: 9rem !important;
}
#swiper1{
    overflow: hidden;
}
.box1 video {
    width: 100%;
    max-height: 9rem;
    object-fit: cover;
}

.box1 {
    position: relative;
    height: 9rem;
}

.banner_more {
    display: none !important;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 0.57rem;
    z-index: 99;
    display: flex;
    align-items: center;
}

.banner_more p {
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: 0.14rem;
    color: #FFFFFF;
}

.banner_more_imgBox {
    width: 0.47rem;
    height: 0.47rem;
    background: #FFF;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 0.11rem;
}

.banner_more_imgBox img {
    width: 0.16rem;
    height: 0.09rem;
    animation: ttb 2s infinite;
}

@keyframes ttb {
    0% {
        transform: translateY(0.02rem);
    }

    50% {
        transform: translateY(-0.02rem);
    }

    100% {
        transform: translateY(0.02rem);
    }
}

/* 关于我们 */
.box2 {
    background-repeat: no-repeat;
    background-size: 100% 100%;
    padding-top: 1rem;
    height: 10rem;
}

.box2_text {
    max-width: 15rem;
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: 0.18rem;
    color: #333333;
    line-height: 0.46rem;
    margin-top: 0.6rem;
}

.tab_box {
    display: flex;
    margin-top: 0.4rem;
}

.tab {
    width: 3.6rem;
    height: 1rem;
    background: #F2F2F2;
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: 0.24rem;
    color: #333333;
    line-height: 1rem;
    text-align: center;
    position: relative;
    cursor: pointer;
    z-index: 1;
    transition: 0.3s;
}

.tab::before {
    content: '';
    position: absolute;
    width: 0.04rem;
    background: #BD261D;
    height: 0;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    transition: 0.3s;
    z-index: -1;
}

.tab::after {
    content: '';
    position: absolute;
    width: 0;
    background: #FFF;
    height: 100%;
    left: 0;
    top: 0;
    transition: 0.3s;
    z-index: -2;
}

.tab:hover,
.active1 {
    font-weight: bold;
    box-shadow: 0rem 0rem 0.1rem 0.01rem rgba(0, 0, 0, 0.1);
}

.tab:hover::before,
.active1::before {
    height: 100%;
}

.tab:hover::after,
.active1::after {
    width: 100%;
}

.content {
    display: none;
}

.content_flex_box {
    display: flex;
    height: 100%;
    overflow: hidden;
}

.content_left {
    padding: 0.5rem 0.4rem 0 0.4rem;
    height: 4rem;
    background: #FFFFFF;
}

.content_left_title {
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: bold;
    font-size: 0.3rem;
    color: #333333;
    margin-bottom: 0.3rem;
}

.content_left_text {
    /*max-width: 4.4rem;*/
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: 0.18rem;
    color: #333333;
    line-height: 0.36rem;
    text-align: left;
    font-style: normal;
    text-transform: none;
}

.content_right {
    /*width: 6.2rem;*/
    height: 4rem;
    background: #FFF;
    flex: 0 0 auto;
}

.content_right video {
    height: 100%;
    max-width: 6.2rem;
    object-fit: cover;
}

.active2 {
    display: block;
}

.active2 .content_left_text,
.active2 .content_left_title {
    animation: wta 0.4s forwards;
}

@keyframes wta {
    0% {
        transform: translateY(2rem);
    }

    100% {
        transform: translateY(0rem);
    }
}

/* 产品中心 */
.box3 {
    background-repeat: no-repeat;
    background-size: 100% 100%;
    padding-top: 0.9rem;
}

.box3 .main {
    overflow: hidden;
    padding-bottom: 1.45rem;
}

#swiper2 {
    margin-top: 0.59rem;
    overflow: visible;
}

.box2_slide {
    width: 7.2rem;
    height: 6.3rem;
    background: #FFF;
    box-shadow: 0rem 0rem 0.15rem 0.01rem rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
}
.box2_slide img{
    height: 4.5rem !important;
}

.box2_p1 {
    max-width: 6.8rem;
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: bold;
    font-size: 0.24rem;
    color: #000000;
    margin-top: 0.25rem;
    margin-bottom: 0.2rem;
}

.box2_p2 {
    max-width: 6.8rem;
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: 0.18rem;
    color: #000000;
    line-height: 0.4rem;
}

.swiper-pagination2 {
    position: absolute;
    top: 6.93rem !important;
    background: rgb(255, 255, 255, 0.8) !important;
}

.swiper-pagination-progressbar-fill {
    background: #BD261D !important;
}

/* 媒体中心 */
.box4 {
    background-repeat: no-repeat;
    background-size: 100% 100%;
    padding-top: 1.35rem;
    padding-bottom: 0.95rem;
}

.box4_top {
    display: flex;
    justify-content: space-between;
    margin-top: 0.6rem;
    margin-bottom: 0.3rem;
}

.box4_box1 {
    /*width: 8.5rem;*/
    width: 32%;
    height: 3.4rem;
    position: relative;
    overflow: hidden;
    z-index: 1;
    display: flex;
    align-items: end;
    padding: 0.25rem 0.3rem;
}

.box4_box2 {
    /*width: 6.2rem;*/
    width: 32%;
    height: 3.4rem;
    position: relative;
    overflow: hidden;
    z-index: 1;
    display: flex;
    align-items: end;
    padding: 0.25rem 0.3rem;
}
.box4_box3{
     width: 32%;
    height: 3.4rem;
    position: relative;
    overflow: hidden;
    z-index: 1;
    display: flex;
    align-items: end;
    padding: 0.25rem 0.3rem;
}
.box4_box1 img,
.box4_box2 img,
.box4_box3 img{
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    transition: 0.5s;
    z-index: -1;
}

.box4_box1:hover img,
.box4_box2:hover img {
    transform: scale(1.1);
}

.box4_p1 {
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: 0.26rem;
    color: #FFFFFF;
    margin-bottom: 0.15rem;
}

.box4_p2 {
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: 0.16rem;
    color: #FFFFFF;
}

.box4_bottom {
    display: flex;
    justify-content: space-between;
}

.box4_box4 {
    width: 4.8rem;
    height: 2.4rem;
    background: #FFFFFF;
    padding: 0.25rem 0.25rem 0.22rem 0.25rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: 0.3s;
}

.box4_p3 {
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: 0.2rem;
    color: #333333;
    line-height: 0.32rem;
    transition: 0.3s;
}

.box4_p4 {
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: 0.18rem;
    color: #999999;
    line-height: 0.3rem;
    transition: 0.3s;
}

.box4_box3_bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.box4_p5 {
    font-family: Bahnschrift, Bahnschrift;
    font-weight: normal;
    font-size: 0.3rem;
    color: #666666;
    transition: 0.3s;
}

.box4_p6 {
    font-family: Bahnschrift, Bahnschrift;
    font-weight: normal;
    font-size: 0.16rem;
    color: #666666;
    transition: 0.3s;
}

.box4_box3_bottom img {
    width: 0.26rem;
    height: 0.26rem;
    transition: 0.3s;
}

.box4_box4:hover {
    background: #BD261D;
}

.box4_box4:hover p,
.box4_box4:hover span {
    color: #FFFFFF;
}

.box4_box4:hover img {
    filter: brightness(0) invert(100%);
}


@media only screen and (max-width: 768px) {
.box1{
        margin-top: 1rem;
        height: 100%;
    }
    .sidebar_img{
        height: 100%!important;
    }
    .box2{
        height: 100%;
        padding-bottom: 1rem;
    }
    .content_flex_box{
        flex-wrap: wrap;
    }
    .content_left{
        padding: 0.5rem 0.4rem 0.5rem 0.4rem;
        height: 100%;
        width: 100%;
    }
    .content_right{
            margin: 0 auto;
            height: 100%;
                flex: auto;
    }
    .content_right video{
        max-width:7.2rem;
    }
    .tab{
            margin: 0 auto;
            width: auto;
    }
    .tab_box{
        flex-direction: column;
    }
    .box2_slide{
        width: auto;
        height: 100%;
    }
    .box4_box4{
        width: 2.2rem;
        height: 1.4rem;
    }
    .box4_box3{
        width: 32%;
    height: 1.4rem;
    }
    .box4_box2{
         width: 32%;
    height: 1.4rem;
    }
    
    .box4_box1{
        width: 32%;
    height: 1.4rem;
    }
    .box4_box1 img, .box4_box2 img{
        width: 100%;
    }
}