.nav-link,.dropdown-item{
    font-weight: bold;
    font-family: PingFang;
}



/*兼容ipad ：*/
@media only screen and (min-device-width : 768px) and (max-device-width : 1024px){
    .navbar-light .navbar-nav .nav-interval {
        display: inline;
        padding: 0.1rem 0.1rem;
        cursor: pointer;
    }

    .index .w_lump3 .txt .new_l {
        text-align: center;
        float: left;
        width: 30%;
    }

    .index .w_lump3 .txt .new_r {
        width: 70%;
        text-align: left;
        float: left;

    }


    .abt_it1 .w_lump1 .le {
        float: left;
        width: 10%;
        margin-top: 10px;
    }

    .abt_it1 .w_lump1 .ri {
        position: relative;
        float: right;
        width: 90%;
        margin-top: 5px;
        padding-bottom: 126px;
    }
    .mt-80 {
        margin-top: 80px;
    }
}
/*兼容ipad横屏 ：*/
@media only screen and (min-device-width : 768px) and (max-device-width : 1024px) and (orientation : landscape){
    .navbar-light .navbar-nav .nav-interval {
        display: inline;
        padding: 0.1rem 0.1rem;
        cursor: pointer;
    }

    .index .w_lump3 .txt .new_l {
        text-align: center;
        float: left;
        width: 30%;
    }

    .index .w_lump3 .txt .new_r {
        width: 70%;
        text-align: left;
        float: left;

    }

    .abt_it1 .w_lump1 .le {
        float: left;
        width: 10%;
        margin-top: 10px;
    }

    .abt_it1 .w_lump1 .ri {
        position: relative;
        float: right;
        width: 90%;
        margin-top: 5px;
        padding-bottom: 126px;
    }
    .mt-80 {
        margin-top: 80px;
    }
}
/*兼容ipad竖屏 ：*/

@media only screen and (min-device-width : 768px) and (max-device-width : 1024px) and (orientation : portrait){
    .navbar-light .navbar-nav .nav-interval {
        display: inline;
        padding: 0.1rem 0.1rem;
        cursor: pointer;
    }

    .index .w_lump3 .txt .new_l {
        text-align: center;
        float: left;
        width: 30%;
    }

    .index .w_lump3 .txt .new_r {
        width: 70%;
        text-align: left;
        float: left;

    }

    .abt_it1 .w_lump1 .le {
        float: left;
        width: 10%;
        margin-top: 10px;
    }

    .abt_it1 .w_lump1 .ri {
        position: relative;
        float: right;
        width: 90%;
        margin-top: 5px;
        padding-bottom: 126px;
    }

    .mt-80 {
        margin-top: 80px;
    }
}