Update app.py

app.py

@@ -80,7 +80,7 @@ class WordGame:
 
     def check_output_for_word(self, string):
         print(f"Checking for '{self.target_word}' in '{string}'.")
-        if self.target_word in string:
+        if self.target_word in string.lower():
             self.points += self.attempts
             print(f"The player scored {self.attempts} points and has a total of {self.points}.")
             score_gained = self.attempts