Fix typo

README.md

@@ -103,7 +103,7 @@ See more actor by clicking the white triangle.
 
 <img src = "README_IMAGE/makeLevel3.PNG" width = "300">
 
-click run to test your level.
+Click run to test your level.
 
 <img src = "README_IMAGE/StartButton.PNG" width = "300">
 
@@ -111,6 +111,6 @@ Only the passable level will be generated.
 
 <img src = "README_IMAGE/Pass.PNG" width = "300">
 
-the signs used in the level will become the sign used in the game, so try to put more signs to confuse the player. (Just like me)
+The signs used in the level will become the sign used in the game, so try to put more signs to confuse the player. (Just like me)
 
 <img src = "README_IMAGE/confuse.PNG" width = "300">