.info_left {
    width: 220px;
    float: left;
    background: #ffffff;
    margin-bottom: 16px;
}

.info_left a {
    display: block;
    width: 220px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    color: #000000;
}

.info_left .sel {
    background: #ff6000;
    color: #ffffff;
}

.info_left a:hover {
    background: #ff6000;
    color: #ffffff;
}

#user_center {
    border-bottom: 1px solid #dedede;
    background-color: #f6f6f6;
    color: #212529
}


@media (max-width: 800px) {
    #user_center {
        display: none;
    }

    .user_nav {
        margin-top: 10px;
    }

    .info_hua {
        width: 100%;
        margin: 0 auto;
        overflow: hidden;
        height: 50px;
        background: #ffffff;

    }

    .info_left {
        width: 100%;
        margin: 0 auto;
        white-space: nowrap;
        overflow-y: scroll;
        -webkit-overflow-scrolling: touch;
    }

    .info_left a {
        width: 80px;
        height: 50px;
        line-height: 50px;
        font-weight: 400;
        display: inline-block;
        font-size: 14px;
    }

    .info_left a:hover {
        background: none;
        color: black;
    }

    .info_left::-webkit-scrollbar {
        width: 0;
    }

    .info_left .sel {
        background: #ffffff;
        color: #ff6000;
    }
}