Create index.md

docs/literature/index.md

@@ -0,0 +1,11 @@
+---
+layout: default
+title: Literature
+nav_order: 16
+has_children: true
+---
+
+# Literature
+
+To make it as easy as possible to write documentation in plain Markdown, most UI components are styled using default Markdown elements with few additional CSS classes needed.
+{: .fs-6 .fw-300 }