Update overview.py

overview.py

@@ -269,6 +269,10 @@ def get_curated_chart():
 
 overview_div = Div(
         Section(
+            Details(
+                Summary("Open Me"),
+                "maybe this will work"
+            ),
             H2("Combining the Best of Web and Curated Sources"),
             P("""The quality and size of a pre-training dataset play a crucial role in the performance of large language models (LLMs). 
 The community has introduced a variety of datasets for this purpose, including purely web-based datasets like RefinedWeb{citation_obj.display_citation("refinedweb")}, RedPajama-Data-V2{citation_obj.display_citation("redpajama-v2")}, DCLM{citation_obj.display_citation("dclm")}, and FineWeb{citation_obj.display_citation("fineweb")},