try adding key element

app.py

@@ -246,6 +246,7 @@ st.title("ToxoCEN Network")
 clicked_elements = st_cytoscapejs(
     elements = elements,
     stylesheet = stylesheet,
-    width = 1500,
-    height= 1500)
+    width = 1000,
+    height= 1000,
+    key = "1")