.about_detail_box {
    width: 100%;
    margin-top: calc(5px + 3rem);
}

.about_detail {
    max-width: 1400px;
    width: 85%;
    margin: auto;
}

.about_detail_top {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.about_top_pic {
    width: 50%;
    height: calc(18px + 20rem);
}

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

.about_top_text {
    width: 43.1428%;
}

.about_top_text p:nth-of-type(1) {
    font-family: OPPOSans-B;
    font-weight: normal;
    font-size: calc(2px + 1rem);
    color: #333333;
    line-height: 1;
}

.about_top_text p:nth-of-type(2) {
    font-family: OPPOSans-R;
    font-weight: normal;
    font-size: calc(6px + 0.5rem);
    color: #333333;
    line-height: calc(10px + 1rem);
    margin-top: calc(7px + 1.5rem);
}

.about_detail_bottom {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: calc(5px + 3rem);
}

.about_bottom_text {
    width: 44.2857%;
}

.about_bottom_text p:nth-of-type(1) {
    font-family: OPPOSans-B;
    font-weight: normal;
    font-size: calc(2px + 1rem);
    color: #333333;
    line-height: 1;
    text-transform: uppercase;
}

.about_bottom_text p:nth-of-type(2) {
    font-family: OPPOSans-R;
    font-weight: normal;
    font-size: calc(6px + 0.5rem);
    color: #333333;
    line-height: calc(10px + 1rem);
    margin-top: calc(7px + 1.5rem);
}


.about_bottom_pic {
    width: 48.9285%;
    display: flex;
    justify-content: space-between;
}

.about_bottom_pic img {
    width: 48.7591%;
    height: calc(18px + 20rem);
}

.culture_box {
    width: 100%;
    padding-top: calc(14px + 5rem);
    padding-bottom: calc(28px + 5rem);
    background: #F1F1F1;
    margin-top: calc(2px + 3rem);
}

.culture {
    max-width: 1400px;
    width: 85%;
    margin: auto;

}

.culture_card_box {
    width: 100%;
    display: flex;
    justify-content: space-between;
    overflow: hidden;
}

.culture_card {
    width: 24.2857%;
    height: calc(13px + 20rem);
    position: relative;
}

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

.cul_mask {
    width: 100%;
    height: 100%;
    background-color: #00000090;
    position: absolute;
    top: 0;
    display: flex;
    opacity: 0;
    cursor: pointer;
    transition: .5s;

}

.cul_text {
    width: 100%;
    height: 100%;
    position: absolute;
    bottom: -87%;
    z-index: 10;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    gap: calc(10px + 1rem);
    transition: .5s;
    cursor: pointer;
 
}

.cul_text p:nth-of-type(1) {
    width: max-content;
    font-family: OPPOSans-B;
    font-weight: normal;
    font-size: calc(10px + 0.5rem);
    color: #FFFFFF;
    line-height: 1;
    text-shadow: 0px 0px calc(0px + 0.2rem) rgba(0, 0, 0, 0.7);
   

}

.cul_text p:nth-of-type(2) {
    width: 71.4705%;
    font-family: OPPOSans-R;
    font-weight: normal;
    font-size: calc(6px + 0.5rem);
    color: #FFFFFF;
    line-height: calc(2px + 1.5rem);
    opacity: 0;
    transition: .5s;
}

.culture_card:hover .cul_mask {
    opacity: 1;
}

.culture_card:hover .cul_text {
    bottom: -30%;
}


.culture_card:hover .cul_text p:nth-of-type(2) {
    opacity: 1;
}