.rk_nav__title {
    background:#000;
    height:32px;border-radius:5px 5px 0 0;}


.rk_nav a {background:#eee;
    border-bottom: 1px solid #ccc;box-shadow: 0 1px 0 #fff inset;
    display: block;
    /*font-weight:bold*/;font-size: 14px;
    height: 36px;
    line-height: 36px;
    text-align: left;padding-left:12px;color:#000;
}
.rk_nav a:hover {background:#3399cc;
    border-bottom: 1px solid #ccc;box-shadow: 0 1px 0 #fff inset;
    display: block;
    /*font-weight:bold*/;font-size: 14px;
    height: 36px;
    line-height: 36px;
    text-align: left;padding-left:12px;color:#fff;
}