/* BASIC css start */
.bbs-tit .bbs-sub-tit{
    color: #777777;
    font-size: 12px;
    line-height: 20px;
    margin-top: 10px;
}
.top_board_menu{
    border-left: solid 1px #ddd;
    border-top: solid 1px #ddd;
    box-sizing: border-box;
    overflow: hidden;
    margin-bottom: 60px;
}

.top_board_menu > a{
    float: left;
    display: block;
    width: 16.666%;
    height: 55px;
    line-height: 55px;
    border-right: solid 1px #ddd;
    border-bottom: solid 1px #ddd;
    box-sizing: border-box;
    color: #757575;
    font-size: 13px;
    text-align: center;
}

.top_board_menu > a:hover,
.top_board_menu > a.on_menu{
    background: #333333;
    color: #fff;
    font-weight: bold;
}
/* BASIC css end */