Update app.py

app.py

@@ -24,12 +24,12 @@ def render_dependency_tree(words, parents, labels):
 
     # Draw the graph
     nx.draw(G, pos, ax=ax, with_labels=True, labels=nx.get_node_attributes(G, 'label'), 
-            arrows=True, node_color='#ffffff', node_size=1600, node_shape='o', font_size=18
+            arrows=True, node_color='#ffffff', node_size=2000, node_shape='s', font_size=24
     )
 
     # Draw edge labels
     edge_labels = nx.get_edge_attributes(G, 'label')
-    nx.draw_networkx_edge_labels(G, pos, ax=ax, edge_labels=edge_labels, rotate=False, alpha=0.9, font_size=14)
+    nx.draw_networkx_edge_labels(G, pos, ax=ax, edge_labels=edge_labels, rotate=False, alpha=0.9, font_size=18)
 
     return fig