.supp_sel {
    margin-top: 16px;
    background: #fff;
    height: 89px;
}

.supp_sel div {
    float: left;
    padding: 14px 16px;
    line-height: 14px;
}

.supp_sel select {
    padding: 10px 0;
    background: #fff;
    line-height: 14px;
    height: 40px;
}

.pur {
    width: 1000px;
    height: auto;
    background-color: #ffffff;
    margin-bottom: 16px;
    overflow: hidden;
}

.pur_tit > div {
    /* width: 102px; */
    width: auto;
    float: left;
}

.pur_tit > div > div {
    padding: 21px 17px;
    text-align: center;
    font-size: 16px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 1px;
    color: #000000;
    line-height: 16px;
}

.pur_tit span {
    display: block;
    height: 1px;
    background-color: #000000;
}

.pur_tit {
    border-bottom: 1px solid #e5e5e5;
    overflow: hidden;
}

.pur_info {
    margin: 17px 17px 0 17px;
}

.pur_info > .pur_tio {
    display: flex;
    /* justify-content: space-between; */
    flex-wrap: wrap;
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 14px;
    letter-spacing: 1px;
    color: #737373;
}

.pur_info > .pur_tio > a div {
    width: 100%;
}

.pur_info > .pur_tio > a {
    display: block;
    width: 13%;
    margin-right: 4%;
    margin-bottom: 12px;
    line-height: 18px;
    color: #737373;
    height: auto;
}

.pur_info > .pur_tio > :nth-child(6n) {
    margin-right: 0;
}

.pur_tiu {
    margin-bottom: 12px;
    line-height: 16px;
    cursor: pointer;
}

/* ------------ */
.tec_huanye {
    width: 700px;
    margin: 38px auto;
    height: 24px;
    text-align: center;
    display: flex;
    justify-content: space-between;
}

.tec_huanye a {
    float: left;
    border: solid 1px #bfbfbf;
    border-radius: 3px;
    line-height: 22px;
    padding: 0 6px;
    font-size: 12px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 0px;
    color: #737373;
}

.tec_huanye a:last-child div {
    margin: 0;
}

.tec_huanye input {
    width: 18px;
    outline: none;
    height: 24px;
    border-radius: 3px;
    border: solid 1px #bfbfbf;
    padding: 0 6px;
}

.tec_huanye a:nth-child(14) {
    border: 0;
    cursor: text;
}

.tec_huanye a:nth-child(15) {
    border: 0;
    cursor: text;
}

.tec_huanye > div {
    font-size: 12px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 0px;
    color: #737373;
    line-height: 26px;
}

.tec_huanye .huanye_xuan {
    background-color: #ff6000;
    border-radius: 3px;
    border: solid 1px #ff6000;
    color: #fff;
}

.tec_huanye a:hover {
    background-color: #ff6000;
    border-radius: 3px;
    border: solid 1px #ff6000;
    color: #fff;
}

.tec_huanye .tec_que {
    width: 36px;
    background-color: #a8a8a8;
    color: #fff;
}

.huanye_none {
    display: none;
}


/*更改后*/
.first_floor {
    margin-bottom: 20px;
    background-color: white;
    padding-bottom: 20px
}

.first_floor_title {
    background-color: white;
    padding: 20px;
    border-bottom: 1px solid #dedede;
    font-size: 18px;
    font-weight: bold
}

.second_floor {
    margin-bottom: 20px
}

.second_floor_title {
    color: #ff6000;
    padding: 10px 20px 10px 20px;
    background-color: white
}

#third_floor {
    padding: 0 20px
}

.third_floor_title {
    padding: 5px 0;
    font-size: 14px
}

.third_floor_a {
    color: #212529;
    text-decoration: none
}

.third_floor_a:hover {
    color: #ff6000;
    text-decoration: none
}

.supp_dao{
    margin-bottom: 20px;
}

@media (max-width: 800px) {
    .first_floor {
        margin: 20px 10px;

    }


    .bianlan {
        display: none;
    }

    .pur_info > .pur_tio > a > div {
        margin-right: 0;
    }

    .pur_info > .pur_tio > a {
        width: 21%;
        margin-right: 5%;
    }

    .pur_info > .pur_tio > a > div {
        width: 100%;
        font-size: 0.6em;
    }

    .pur_info > .pur_tio > :nth-child(6n) {
        margin-right: 5%;
    }

    .pur_info > .pur_tio > :nth-child(4n) {
        margin-right: 0;
    }

    .det_xsz {
        display: block;
    }

    .supp_dao {
        height: 50px;
        white-space: nowrap;
        overflow-y: scroll;
        padding-top: 10px;
    }

    .supp_dao div {
        float: none;
        display: inline-block;
        font-size: 1.2em;
        height: 1.2em;
    }

    .supp_dao::-webkit-scrollbar {
        display: none;
    }

    .supp_xuan {
        background: #fff;
    }

    .supp_dao a {
        display: inline-block;
    }

    .ind_fo_nei, .indfo_ma {
        margin: 0;
    }

    .supp_sel {
        margin-top: 10px;
    }

    .supp_sel .det_tit div {
        width: 100%;
    }

    .supp_sel .det_tit {
        float: none;
        border: 0;
    }

    .tec_huanye {
        width: 80%;
        margin: 0 auto;
    }

    .huanye_none {
        display: block;
    }

    .huanye_bl {
        display: none;
    }

    .tec_huanye a {
        background: #fff;
        border: 0;
        padding: 3px 9px;
        line-height: 16px;
    }

    .tec_huanye > div {
        display: none;
    }

    .tec_huanye > input {
        display: none;
    }

    .tec_huanye a:last-child {
        display: none;
    }

    .ind_fo_sel {
        position: absolute;
        top: 260px;
        width: 96%;
        height: auto;
        margin: 0 auto;
        left: 50%;
        margin-left: -48%;
    }

    .io_g {
        float: left;
        width: 50%;
    }

    .indfo_sup {
        margin-top: 16px;
    }

    .pur {
        width: 96%;
        margin: 16px auto;
    }

    .pur_info > .pur_tio {
        font-size: 0.8em;
    }

    .pur_tit span {
        width: 32px;
        height: 2px;
        background-color: #ff6000;
        margin: 0 auto;
    }

    .pur_tit > div > div {
        padding: 16px 10px;
    }

    .pur_tit > div {
        width: 88px;
    }
}