.pro_head {
}

.pro_head .pro_bar {
    position: relative;
    transform: none;
    text-align: left;
    padding: 14px 0;
}

.pro_head .pro_bar li {
    color: #AEAEAE;
}

.pro_head .pro_bar a {
    color: #272727;
}

.pro_head .part_num {
    border-radius: 8px;
    line-height: 51px;
    box-shadow: 0 0 25px #3333;
    margin-bottom: 30px;
}

.pro_head .part_num ul {
    padding: 0 25px;
    width: 1200px;
    font-size: 16px;
    font-family: 'Roboto-Regular';
    justify-content: flex-start;
}

.pro_head .part_num li {
    margin-right: 18px;
    cursor: pointer;
}

.pro_head .part_num li:first-of-type {
    pointer-events: none;
}

.pro_head .part_num li:hover {
    color: #E02020;
}

.pro_head .part_num li.active {
    color: #E02020;
}


@media only screen and (max-width: 1280px)
    .part_con, .part_num {
        overflow-x: scroll;
    }





    .pro_main .pro_list_item ul {
        margin-bottom: 30px;
    }

    .pro_main .pro_list_item h2 {
        border: 1px solid #DADADA;
        border-radius: 5px;
        padding: 5px 0 5px 16px;
        margin-bottom: 17px;
    }

    .pro_main .pro_list_item ul {
        border: 1px solid #DADADA;
        border-radius: 5px;
        justify-content: flex-start;
        padding: 20px 0 16px 16px;
    }

    .pro_main .pro_list_item li {
        width: 33.33%!important;
        margin-bottom: 7px;
    }

    .pro_main .pro_list_item a {
        color: #6E6E6E;
        font-size: 14px;
    }