Update app.py

app.py

@@ -87,7 +87,7 @@ def draw_card(background, suit, value, level, card_width, card_height):
     dwg.add(value)
 
     # Add level label
-    level = svgwrite.text.Text(level.upper(), insert=(card_width - 50, card_height - 10), fill="black", font_size
+    level = svgwrite.text.Text(level.upper(), insert=(card_width - 50, card_height - 10), fill="black", font_size="12px", font_weight="bold")
     svg_string = dwg.tostring()
     return svg_string