.group_middle1,
.group_middle3,
.group_middle4,
.group_middle6 {
    background-color: rgb(31, 31, 31);
}

@media (min-width: 768px) {
    /*上部*/
    .group_top {
        background: url("../images/p_group1.jpg") no-repeat top left/cover;
        min-height: 4rem;
        line-height: 4rem;
    }

    .group_top .group_top_dec span {
        position: absolute;
        left: 50%;
        transform: translate(-50%, 0);
        -webkit-transform: translate(-50%, 0);
        -moz-transform: translate(-50%, 0);
        -ms-transform: translate(-50%, 0);
        -o-transform: translate(-50%, 0);
    }

    .group_top span {
        font-size: 0.64rem;
    }

    .group_middle2 {
        background: url("../images/p_group13.jpg") no-repeat center/cover;
    }

    .group_middle5 {
        background: url("../images/p_group12.jpg") no-repeat center/cover;
    }

    .group_middle7 {
        background: url("../images/p_group9.jpg") no-repeat center/cover;
    }

    .group_middle {
        text-align: center;
        padding: 1rem 0;
    }

    .group_middle .group_middle_dec > img {
        width: 7.8rem;
    }

    .group_middle .group_middle_title1 {
        font-size: 0.4rem;
        line-height: 0.4rem;
        margin-bottom: 0.2rem;
    }

    .group_middle .group_middle_title2 {
        font-size: 0.3rem;
        line-height: 0.3rem;
        margin: 0 0 0.15rem;
    }

    .group_middle .group_middle_text {
        font-size: 0.2rem;
        line-height: 0.3rem;
        color: #b8b8b8;
    }

    .group_middle .line {
        height: 0.1rem;
        width: 2rem;
        background-color: #b38549;
        margin: 0.2rem auto 1rem;
    }

    .group_middle4 {
        padding-top: 0;
    }

    .group_middle4 .group_middle_dec .group_middle_dec1 {
        width: 8.4rem;
        margin: 0 auto;
    }

    .group_middle4 .group_middle_dec .group_middle_dec3 {
        margin: 0.6rem auto 0;

    }

    .group_middle4 .group_middle_dec .group_middle_dec1 img {
        width: 3rem;
        float: left;
    }

    .group_middle4 .group_middle_dec .group_middle_dec1 .group_middle_imgtext {
        float: right;
        width: 5rem;
        text-align: left;
        margin-left: 0.4rem;
        position: relative;
        height: 2.0rem;
    }

    .group_middle4 .group_middle_dec .group_middle_dec2 {
        width: 8.4rem;
        margin: 0.6rem auto 0;
    }

    .group_middle4 .group_middle_dec .group_middle_dec2 img {
        width: 3rem;
        float: right;
    }

    .group_middle4 .group_middle_dec .group_middle_dec2 .group_middle_imgtext {
        float: left;
        width: 5rem;
        text-align: left;
        position: relative;
        height: 2.0rem;
    }

    .group_middle4 .group_middle_dec .group_middle_imgtext .group_middle_text {
        font-size: 0.18rem;
        line-height: 0.3rem;
    }

    .group_middle4 .group_middle_dec .group_middle_imgtext .group_middle_line {
        position: absolute;
        left: 0;
        bottom: 0;
    }

    .group_middle4 .group_middle_dec .group_middle_imgtext .group_middle_line span {
        display: block;
        background-color: #b38549;
    }

    .group_middle4 .group_middle_dec .group_middle_line .group_middle_lc {
        width: 1rem;
        height: 0.1rem;
    }

    .group_middle4 .group_middle_dec .group_middle_line .group_middle_lx {
        width: 4.85rem;
        height: 0.02rem;
    }

    .group_middle5 .group_middle_dec .group_middle_text {
        width: 8.4rem;
        margin: 0 auto;
    }

    .group_middle6 .group_middle_dec .group_middle_text {
        width: 9.65rem;
        margin: 0 auto;
        text-align: left;
    }
}

@media (max-width: 767px) {
    /*上部*/
    .group_top {
        background: url("../images/m_group1.jpg") no-repeat top left/cover;
        text-align: center;
        min-height: 3rem;
        padding-top: 1.3rem;
    }

    .group_middle .container {
        width: 3.65rem;
    }

    .group_top span {
        font-size: 0.46rem;
    }

    .group_middle2 {
        background-color: rgb(61, 61, 61);
    }

    .group_middle5 {
        background: url("../images/m_group8.jpg") no-repeat center/cover;
    }

    .group_middle7 {
        background: url("../images/m_group11.jpg") no-repeat center/cover;
    }

    /*中部*/
    .group_middle {
        text-align: center;
        padding: 0.6rem 0;
    }

    .group_middle .group_middle_dec img {
        width: 2.8rem;
    }

    .group_middle .group_middle_title1 {
        font-size: 0.3rem;
        line-height: 0.3rem;
        margin-bottom: 0.2rem;
    }

    .group_middle .group_middle_title2 {
        font-size: 0.24rem;
        line-height: 0.24rem;
        margin: 0.2rem 0;
    }

    .group_middle .group_middle_text {
        font-size: 0.16rem;
        line-height: 0.24rem;
        color: #b8b8b8;
    }

    .group_middle .line {
        height: 0.06rem;
        width: 1rem;
        background-color: #b38549;
        margin: 0.2rem auto 0.6rem;
    }

    .group_middle4 {
        padding-top: 0;
    }

    .group_middle4 .group_middle_dec .group_middle_imgtext {
        width: 3.34rem;
        margin: 0 auto;
    }

    .group_middle4 .group_middle_dec .group_middle_imgtext .group_middle_text {
        text-align: left;
    }

    .group_middle4 .group_middle_dec .group_middle_imgtext .group_middle_line {
        margin: 0.2rem 0;
    }

    .group_middle4 .group_middle_dec .group_middle_imgtext .group_middle_line span {
        display: block;
        background-color: #b38549;
    }

    .group_middle4 .group_middle_dec .group_middle_line .group_middle_lc {
        width: 1rem;
        height: 0.08rem;
    }

    .group_middle4 .group_middle_dec .group_middle_line .group_middle_lx {
        width: 3.32rem;
        height: 0.02rem;
    }

    .group_middle4 .group_middle_dec img {
        width: 3.34rem;
    }

    .group_middle6 .group_middle_text {
        text-align: left;
    }

}

@media (min-width: 480px) and (max-width: 767px) {
    html {
        font-size: 110px;
    }
}

@media (min-width: 360px) and (max-width: 479px) {
    html {
        font-size: 100px;
    }
}

@media (max-width: 359px) {
    html {
        font-size: 90px;
    }
}

@media (min-width: 1200px) {
    html {
        font-size: 100px;
    }
}

@media (min-width: 992px) and (max-width: 1199px) {
    html {
        font-size: 90px;
    }
}

@media (min-width: 768px) and (max-width: 991px) {
    html {
        font-size: 80px;
    }
}