.sidebar-nav-fixed {
    position:fixed;
    top:60px;
    width:21.97%;
}

@media (max-width: 767px) {
    .sidebar-nav-fixed {
        position:static;
        width:auto;
    }
}

@media (max-width: 979px) {
    .sidebar-nav-fixed {
        top:70px;
    }
}