#section1 {
    padding: 6.25vw 12.5vw;
    padding-bottom: 4.17vw;
}

#section1 .title {
    font-size: 3.44vw;
    color: #000000;
    line-height: 5.94vw;
    margin-top: 2.08vw;
    margin-bottom: 1.67vw;
}

#section1 .sub_title {
    font-size: 1.46vw;
    color: rgba(0, 0, 0, 0.5);
    line-height: 1.46vw;
}

#section1 .hignline {
    margin: 4.17vw 0;
    width: 15.42vw;
    height: 2px;
    background: #23FEAB;
}

#section1 .card {
    display: flex;
    position: relative;
    background: #FFFFFF;
    margin-bottom: 6.25vw;
}

#section1 .card::after {
    position: absolute;
    content: '';
    left: -12.5vw;
    right: -12.5vw;
    top: 10.73vw;
    height: 48.07vw;
    background: url(img/bg2.png) no-repeat;
    background-size: cover;
    background-position: center;
    z-index: -1;
}

#section1 .bgt {
    position: relative;
}

#section1 .bgt::after {
    position: absolute;
    content: '';
    left: -12.5vw;
    right: -12.5vw;
    top: 19.95vw;
    height: 66.67vw;
    background: url(img/bgt.png) no-repeat;
    background-size: cover;
    background-position: center;
    z-index: -1;
}

#section1 .card .card_item {
    flex: 1;
    border: 1px solid #000000;
    padding: 3.13vw;
    box-sizing: border-box;
    font-family: 'OPPO Sans';
}

#section1 .card .card_item:last-child {
    border-left: 0;
}

#section1 .card .cover {
    width: 8.33vw;
    margin-bottom: 3.13vw;
}

#section1 .card .label {
    font-weight: bold;
    font-size: 1.72vw;
    color: #000000;
    line-height: 2.19vw;
    margin-bottom: 3.13vw;
}

#section1 .card .text {
    font-weight: bold;
    font-size: 1.04vw;
    color: rgba(0, 0, 0, 0.5);
    line-height: 2.08vw;
    margin-bottom: 1.88vw;
}

#section1 .card .icon {
    width: 1.77vw;
    margin-bottom: 0.63vw;
}

#section1 .sub_title2 {
    font-family: 'OPPO Sans';
    font-weight: bold;
    font-size: 2.5vw;
    color: #000000;
    line-height: 3.18vw;
    margin-bottom: 1.04vw;
}

#section1 .desc {
    font-family: 'OPPO Sans';
    font-size: 1.67vw;
    color: rgba(0, 0, 0, 0.5);
    line-height: 2.14vw;
    margin-bottom: 2.08vw
}

#section1 .desc2 {
    font-family: 'OPPO Sans';
    font-weight: bold;
    font-size: 1.25vw;
    color: #000000;
    line-height: 1.56vw;
    margin-bottom: 2.55vw;
}

#section1 .b_title {
    text-align: center;
    font-family: 'OPPO Sans';
    font-weight: bold;
    font-size: 2.5vw;
    color: #000000;
    line-height: 3.18vw;
    margin-bottom: 1.04vw;
}

#section1 .b_text {
    font-family: 'OPPO Sans';
    font-size: 1.67vw;
    color: rgba(0, 0, 0, 0.5);
    line-height: 2.14vw;
    text-align: center;
    margin: 0 -3.08vw;
}



#section1 .img_box {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
}

#section1 .img_bottom {
    font-family: 'OPPO Sans';
    line-height: 4.06vw;
    background: linear-gradient(90deg, #24FFAB 0%, #FFFFFF 100%);
    border: 1px solid #24FFAB;
    padding-left: 5vw;
    margin-bottom: 6.25vw;
    font-size: 1.25vw;
    color: #000000;
}

#section1 .img_box .img_item {
    height: 14.95vw;
    padding-left: 3.13vw;
    padding-top: 2.08vw;
    background: #FFFFFF;
    border: 1px solid #24FFAB;
    border-bottom: 0;
    font-family: 'OPPO Sans';
}

#section1 .img_box .img_item:nth-child(2n) {
    border-left: 0;
}

#section1 .img_box .cover {
    width: 1.77vw;
    margin-bottom: 1.93vw
}


#section1 .img_box .h1 {
    font-weight: bold;
    font-size: 1.46vw;
    color: #000000;
    line-height: 1.88vw;
    margin-bottom: 1.35vw;
}

#section1 .img_box .p1 {
    font-size: 1.04vw;
    color: rgba(0, 0, 0, 0.5);
    line-height: 2.08vw;
}

@media screen and (max-width: 768px) {
    #section1 {
        padding: 30px 16px;
        padding-bottom: 50px;
    }

     #section1 .title {
        font-size: 26px;
        color: #000000;
        line-height: 32px;
        margin-top: 18px;
        margin-bottom: 12px;
    }

    #section1 .sub_title {
        font-size: 16px;
        color: rgba(0, 0, 0, 0.5);
        line-height: 20px;
    }

    #section1 .hignline {
        margin: 24px 0;
        width: 100px;
        height: 2px;
        background: #23FEAB;
    }

    #section1 .card {
        display: block;
        position: relative;
        background: #FFFFFF;
        margin-bottom: 6.25vw;
    }

    #section1 .card::after {
        position: absolute;
        content: '';
        left: -16px;
        right: -16px;
        top: 10.73vw;
        height: 48.07vw;
        background: url(img/bg2.png) no-repeat;
        background-size: cover;
        background-position: center;
        z-index: -1;
    }

    #section1 .bgt {
        position: relative;
    }

    #section1 .bgt::after {
        position: absolute;
        content: '';
        left: -16px;
        right: -16px;
        top: 19.95vw;
        height: 66.67vw;
        background: url(img/bgt.png) no-repeat;
        background-size: cover;
        background-position: center;
        z-index: -1;
    }

    #section1 .card .card_item {
        flex: 1;
        border: 1px solid #000000;
        border-bottom: 0;
        padding: 24px;
        box-sizing: border-box;
        font-family: 'OPPO Sans';
    }

    #section1 .card .card_item:last-child {
        border-left: 1px solid #000000;
        border-bottom: 1px solid #000000;
    }

    #section1 .card .cover {
       width: 60px;
    margin-bottom: 5px;
    }

    #section1 .card .label {
        font-weight: bold;
    font-size: 18px;
    color: #000000;
    line-height: 1;
    margin-bottom: 20px;
    }

    #section1 .card .text {
        font-weight: bold;
    font-size: 16px;
    color: rgba(0, 0, 0, 0.5);
    line-height: 24px;
    margin-bottom: 16px;
    }

    #section1 .card .icon {
        width: 24px;
    margin-bottom: 0;
    }

    #section1 .sub_title2 {
        font-family: 'OPPO Sans';
        font-weight: bold;
        font-size: 18px;
        color: #000000;
        line-height: 1;
        margin-bottom: 10px;
    }

    #section1 .desc {
        font-family: 'OPPO Sans';
        font-size: 16px;
        color: rgba(0, 0, 0, 0.5);
        line-height: 20px;
        margin-bottom: 16px
    }

    #section1 .desc2 {
        font-family: 'OPPO Sans';
        font-weight: bold;
        font-size: 14px;
        color: #000000;
        line-height: 18px;
        margin-bottom: 16px
    }

    #section1 .b_title {
    text-align: center;
    font-family: 'OPPO Sans';
    font-weight: bold;
    font-size: 24px;
    color: #000000;
    line-height: 1;
    margin-bottom: 16px;
}

#section1 .b_text {
    font-family: 'OPPO Sans';
    font-size: 16px;
    color: rgba(0, 0, 0, 0.5);
    line-height: 20px;
    text-align: center;
    margin: 0 auto;
}



    #section1 .img_box {
        display: grid;
        grid-template-columns: repeat(1, 1fr);
    }

    #section1 .img_bottom {
        font-family: 'OPPO Sans';
        line-height: 20px;
        background: linear-gradient(90deg, #24FFAB 0%, #FFFFFF 100%);
        border: 1px solid #24FFAB;
                padding: 24px;
        font-size: 14px;
        margin-bottom: 50px;
    }

    #section1 .img_box .img_item {
        height: auto;
        padding: 16px 24px;
        background: #FFFFFF;
        border: 1px solid #24FFAB;
        border-bottom: 0;
        font-family: 'OPPO Sans';
    }

    #section1 .img_box .img_item:nth-child(2n) {
        border-left: 1px solid #24FFAB;
    }

    #section1 .img_box .cover {
        width: 24px;
        margin-bottom: 10px;
    }


    #section1 .img_box .h1 {
                font-weight: bold;
        font-size: 18px;
        color: #000000;
        line-height: 24px;
        margin-bottom: 20px;
    }

    #section1 .img_box .p1 {
                font-size: 16px;
        color: rgba(0, 0, 0, 0.5);
        line-height: 22px;
    }
}