.join_us_bg {
    background: #f6f6f6;
    padding: 50px 0;
}


.join_us_box_list_item_title {
    font-weight: bold;
    font-size: 20px;
    color: #222222;
    padding-left: 10px;
    border-left: 3px solid #CC0001;
}

.join_us_box_list {
    padding-top: 48px;
    overflow: hidden;
}

.join_us_box_list_item {
    margin-bottom: 50px;
    background: #FFFFFF;
    padding: 50px;
}

.join_us_box_list_item_title span {
    color: #CC0001;
    margin-left: 30px;
}

.join_us_box_list_item_ul {
    list-style: none;
    margin-top: 46px;
    line-height: 36px;
}

.join_us_box_list_item_ul_tit {
    color: #222222;
}

.join_us_box_list_item_ul_li {
    color: #666;
}

.join_us_email {
    color: #CC0001;
    font-weight: bold;
    margin-top: 48px;
    letter-spacing: 1px;
}

.banner_box {
    height: 380px;
    background-image: url(../img/join_us_banner.png);
    background-position: top center;
    background-size: auto 380px;
}

@media screen and (max-width: 750px) {
    .join_us_box {
        width: 6.9rem;
    }

    .join_us_bg {
        padding: .5rem 0;
    }

    .join_us_box_list_item {
        margin-bottom: .5rem;
        padding: .5rem;
    }

    .join_us_box_list {
        padding-top: .5rem;
    }

    .join_us_box_list_item_title {
        font-size: 16px;
    }

    .join_us_box_list_item_ul {
        margin-top: .6rem;
        font-size: 14px;
        line-height: 28px;
    }

    .join_us_box_list_item_ul_li {
        margin-top: 0px;
    }

    .join_us_email {
        padding: .48rem 0;
        margin-top: 0px;
        font-size: 14px;
        white-space: nowrap;
        letter-spacing: normal;
    }

    .banner_box {
        height: 3.2rem;
        background-size: auto 3.2rem;
    }
}