.about_us_content_box {
    display: flex;
    max-width: 1400px;
    width: 100%;
    margin: 148px auto 0;
}

.about_us_img {
    width: 576px;
    margin-right: 40px;
}

.about_us_imgm {
    display: none;
}

.about_us_content {
    margin-top: 32px;
}

.about_us_content .title {
    font-size: 34px;
    font-weight: bold;
    color: #000000;
}

.about_us_content .text {
    font-size: 18px;
    color: #666666;
}

.about_us_content .text_item {
    margin-top: 30px;
}

.about_us_content .text_item .label {
    font-size: 22px;
    font-weight: bold;
    color: #000000;
}

.about_us_content .text_item .text {
    font-size: 18px;
    color: #666666;
}

.about_us_content .text_item .text span {
    font-weight: bold;
    color: #666666;
}

@media (max-width: 768px) {
    .about_us_content_box {
        flex-direction: column;
        margin: 60px auto 0;
        padding: 0 20px;
        box-sizing: border-box;
    }
    .about_us_img{
        display: none;
    }
    .about_us_imgm{
        display: block;
    }
    .about_us_content .title{
        font-size: 18px;
    }
    .about_us_content .text{
        font-size: 14px;

    }
    .about_us_content .text_item .label{
        font-size: 18px;
    }
    .about_us_content .text_item .text{
        font-size: 14px;
    }
    .about_us_content .text_item{
        margin-top: 20px;
    }
}