<ul class="nav flex-column">
            
            <li class="nav-item" data-level="1"><a href="#material-from-the-community" class="nav-link">Material from the community</a>
              <ul class="nav flex-column">
            <li class="nav-item" data-level="2"><a href="#articles-video-and-blog-posts" class="nav-link">Articles, Video and Blog Posts</a>
              <ul class="nav flex-column">
            <li class="nav-item" data-level="4"><a href="#faust-vs-bitwig-grid-choosing-between-code-based-