Remove the scrollbars from the menu on the left (css).

_static/TI.css

@@ -14,3 +14,8 @@ a.internal, a.footnote-reference {
 a.internal:hover, a.footnote-reference:hover {
     text-decoration-line: underline;
 }
+
+/* Remove the scrollbars from the menu on the left. */
+.bd-sidebar-primary {
+    display: block !important; /* Always enforce block display */
+}