.banner {
    position: relative;
}

.banner_box {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.banner_title {
    color: #fff;
    font-size: 48px;
    font-weight: 700;
}

.intro {
    padding-top: 144px;
    padding-bottom: 128px;
}

.intro_cont {
    display: flex;
    margin-top: 88px;
}

.intro_cont_l {
    flex: 1.12;
    margin-right: 40px;
}

.intro_cont_r {
    position: relative;
    flex: 1;
}

.intro_cont_r img {
    width: 100%;
    height: 100%;
}

.intro_cont_r video {
    position: absolute;
    left: 3%;
    top: 50%;
    transform: translateY(-50%);
    width: 94%;
    height: auto;
}

.intro_title {
    font-weight: bold;
    font-size: 32px;
    color: #0D1012;
    opacity: 0.9;
    margin-bottom: 37px;
}

.intro p {
    font-size: 18px;
    color: #0D1012;
    line-height: 34px;
}

.culture {
    position: relative;
}

.culture_title {
    position: absolute;
    left: 0;
    top: 143px;
    width: 100%;
}

.culture_img_phone {
    display: none;
}

.culture_item {
    position: absolute;
    max-width: 250px;
    text-align: right;
}

.culture_item_title {
    font-weight: 700;
    font-size: 24px;
    color: #0E5990;
    margin-bottom: 14px;
}

.culture_item_tip {
    font-weight: 700;
    font-size: 18px;
    color: #333333;
    line-height: 36px;
}

.culture_item:nth-child(1) {
    right: 81.5%;
    top: 73.5%;
    max-width: 162px;
}

.culture_item:nth-child(2) {
    right: 71.5%;
    top: 53.5%;
}

.culture_item:nth-child(3) {
    right: 61%;
    top: 31%;
}

.culture_item:nth-child(4) {
    left: 70%;
    top: 31%;
    text-align: left;
}

.culture_item:nth-child(5) {
    left: 80%;
    top: 53.3%;
    max-width: 240px;
    text-align: left;
}

.culture_item:nth-child(6) {
    left: 93%;
    top: 71.5%;
    max-width: 175px;
    text-align: left;
}

.scope {
    padding: 147px 0;
}

.scope_list {
    display: grid;
    grid-column-gap: 23px;
    grid-row-gap: 40px;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    text-align: center;
    margin-top: 82px;
}

.scope_item_img {
    position: relative;
    padding-bottom: 76%;
    background-color: #fafafa;
}

.scope_item_img img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.scope_item_title {
    font-weight: 700;
    font-size: 24px;
    color: #0D1012;
    margin-top: 20px;
}

.domain {
    padding: 143px 0;
    background-color: #f9f9f9;
}

.domain_list {
    display: grid;
    grid-column-gap: 23px;
    grid-row-gap: 23px;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    text-align: center;
    margin-top: 82px;
}

.domain_item_img {
    position: relative;
    padding-bottom: 100%;
    background-color: #fafafa;
}

.domain_item_img img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.domain_item_title {
    position: absolute;
    left: 0;
    bottom: 32px;
    width: 100%;
    text-align: center;
    font-weight: 700;
    font-size: 24px;
    color: #FFFFFF;
    z-index: 2;
}

.product_display {
    padding-top: 146px;
    padding-bottom: 140px;
}

.product_display_list {
    margin: 80px 0;
    display: grid;
    grid-column-gap: 21px;
    grid-row-gap: 21px;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
}

.product_display_img {
    position: relative;
    padding-bottom: 100%;
    background-color: #e5e3e3;
}

.product_display_img img {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50%;
    height: 50%;
    object-fit: cover;
    z-index: 1;
}

.product_display_btn {
    text-align: center;
}

.workshop_equipment {
    padding-bottom: 140px;
}

.workshop_equipment_tip {
    width: 70%;
    margin: 0 auto;
    margin-top: 44px;
    margin-bottom: 72px;
    font-size: 18px;
    color: #333333;
    line-height: 32px;
    text-align: center;
}

.workshop_equipment_row {
    display: flex;
    margin-bottom: 25px;
}

.workshop_equipment_row:last-child {
    margin-bottom: 0;
}

.workshop_equipment_row .row_item {
    flex: 1;
    margin-right: 25px;
}

.workshop_equipment_row .row_item:last-child {
    margin-right: 0;
}

.technology {
    padding: 144px 0;
    background-color: #f9f9f9;
}

.technology_tip {
    width: 100%;
    max-width: 940px;
    margin: 0 auto;
    text-align: center;
    font-size: 18px;
    color: #333333;
    line-height: 32px;
    margin-top: 43px;
}

.technology_img {
    position: relative;
    width: 80%;
    margin-top: 43px;
}

.technology_img_tip {
    position: absolute;
    right: 0;
    bottom: 1.5%;
    transform: translateX(110%);
}

.technology_img_tip p {
    font-size: 18px;
    color: #333333;
    line-height: 32px;
}

.aptitude {
    padding-top: 142px;
    padding-bottom: 344px;
}

.aptitude_tip {
    width: 100%;
    max-width: 426px;
    margin: 0 auto;
    text-align: center;
    font-size: 18px;
    color: #333333;
    line-height: 32px;
    margin-top: 43px;
    margin-bottom: 43px;
}

.aptitude_list {
    display: grid;
    grid-column-gap: 28px;
    grid-row-gap: 28px;
    grid-template-columns: 1fr 1fr 1fr 1fr;
}

/* 手机样式 */
@media screen and (max-width: 1400px) {
    .culture_item_title {
        font-size: 20px;
        line-height: 24px;
    }

    .culture_item_tip {
        font-size: 16px;
        line-height: 30px;
    }
}

@media screen and (max-width: 1200px) {
    .culture_item_title {
        font-size: 18px;
    }

    .culture_item_tip {
        font-size: 14px;
        line-height: 24px;
    }
}


@media screen and (max-width: 900px) {
    .banner {
        height: 4.25rem;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .banner img {
        width: auto;
        height: 100%;
    }

    .banner_title {
        font-size: 0.58rem;
    }

    .intro {
        padding: 1.1rem 0;
    }

    .intro_cont {
        flex-direction: column;
        margin-top: 0.6rem;
    }

    .intro_cont_l {
        margin-right: 0;
        margin-bottom: 0.52rem;
    }

    .intro_title {
        font-size: 0.38rem;
        margin-bottom: 0.43rem;
    }

    .intro p {
        font-size: 0.29rem;
        color: #666666;
        line-height: 0.55rem;
    }

    .culture_img_phone {
        display: block;
    }

    .culture_img_pc {
        display: none;
    }

    .culture_title {
        top: 0.8rem;
    }

    .culture_item_title {
        font-size: 0.24rem;
        line-height: 0.3rem;
        margin-bottom: 0.05rem;
    }

    .culture_item_tip {
        font-size: 0.2rem;
        line-height: 0.34rem;
    }

    .culture_item {
        max-width: 2.5rem;
    }

    .culture_item:nth-child(1) {
        right: 75.5%;
        top: 76.5%;
        max-width: 2rem;
    }

    .culture_item:nth-child(2) {
        right: 65.5%;
        top: 53.5%;
    }

    .culture_item:nth-child(4) {
        left: 61%;
        top: 31%;
    }

    .culture_item:nth-child(5) {
        left: 67%;
        top: 53.3%;
    }

    .culture_item:nth-child(6) {
        left: 78%;
        top: 76.5%;
    }

    .scope {
        padding: 1.1rem 0;
    }

    .scope_list {
        grid-column-gap: 0.3rem;
        grid-row-gap: 0.4rem;
        grid-template-columns: 1fr 1fr;
        margin-top: 0.76rem;
    }

    .scope_item_title {
        font-size: 0.34rem;
        margin-top: 0.4rem;
    }

    .domain {
        padding: 1.1rem 0;
    }

    .domain_list {
        grid-column-gap: 0.3rem;
        grid-row-gap: 0.4rem;
        grid-template-columns: 1fr 1fr;
        margin-top: 0.76rem;
    }

    .domain_item_title {
        font-size: 0.34rem;
        bottom: 0.52rem;
    }

    .product_display {
        padding: 1.1rem 0;
    }

    .product_display_list {
        margin: 0.76rem 0;
    }

    .product_display_list {
        grid-column-gap: 0.3rem;
        grid-row-gap: 0.4rem;
        grid-template-columns: 1fr 1fr;
    }

    .product_display_list .product_display_item:nth-child(n+5) {
        display: none !important;
    }

    .workshop_equipment {
        padding-bottom: 1.1rem;
    }

    .workshop_equipment_tip {
        width: 100%;
        margin-top: 0.76rem;
        margin-bottom: 0.7rem;
        font-size: 0.29rem;
        line-height: 0.55rem;
    }

    .workshop_equipment_row {
        margin-bottom: 0.2rem;
    }

    .workshop_equipment_row .row_item {
        margin-right: 0.2rem;
    }

    .technology {
        padding: 1.1rem 0;
    }

    .technology_tip {
        width: 100%;
        margin-top: 0.76rem;
        font-size: 0.29rem;
        line-height: 0.55rem;
    }

    .technology_img {
        width: 80%;
        margin-top: 1.1rem;
    }

    .technology_img_tip {
        bottom: 1.5%;
        transform: translateX(110%);
        width: 1.6rem;
    }

    .technology_img_tip p {
        font-size: 0.29rem;
        line-height: 0.55rem;
    }

    .aptitude {
        padding: 1.1rem 0;
    }

    .aptitude_tip {
        width: 100%;
        margin: 0.76rem 0;
        font-size: 0.29rem;
        line-height: 0.55rem;
    }

    .aptitude_list {
        grid-column-gap: 0.3rem;
        grid-row-gap: 0.3rem;
        grid-template-columns: 1fr 1fr;
    }
}