Improve sections

assets/toc.js

@@ -21,7 +21,7 @@
     var a = document.createElement("a");
     a.href = "#" + h.id;
     var clone = h.cloneNode(true);
-    clone.querySelectorAll(".btn, .muted").forEach(function (el) { el.remove(); });
+    clone.querySelectorAll(".btn, .muted, .heading-anchor").forEach(function (el) { el.remove(); });
     a.textContent = clone.textContent.trim();
     li.appendChild(a);
     list.appendChild(li);