Nova >=4.28.0 scrollable menu css

nova.css

#nova > div:first-child > header {
    margin-top: 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 50
}

#nova [dusk=content] {
    padding-top: 3.5rem
}

.sidebar-section-title {
    margin-top: 5px
}

@media (min-width: 992px) {
    #nova [dusk=content] {
        padding-top: 2.5rem
    }

    #nova header .dropdown {
        margin-right: 0
    }

    #nova header .dropdown, .sidebar-menu {
        position: fixed
    }

    .sidebar-menu {
        height: 100%;
        overflow-y: auto;
        padding-left: .75rem;
        padding-right: .75rem;
        scrollbar-width: none;
        width: 250px;
        z-index: 44
    }

    .sidebar-menu::-webkit-scrollbar {
        display: none
    }
}