diff --git a/pg.py b/pg.py
index 568ba12..892bd7d 100644
--- a/pg.py
+++ b/pg.py
@@ -22,6 +22,9 @@ default_font = pygame.font.Font(pygame.font.get_default_font(), 16)
 
 
 class Hover:
+    """
+    Used to execute a function when the mouse hovers over a rectangle.
+    """
     def __init__(self, rect: pygame.Rect, function=None, args: tuple=None):
         self.rect = rect
         self.function = function
@@ -47,6 +50,9 @@ class Hover:
 
 
 class Button:
+    """
+    Creates a button from a pygame.Rect.
+    """
     def __init__(self, rect: pygame.Rect, function=None, args: tuple=None, key: int=0):  # key: 0 = left 1 = mouse wheel pressed 2 = right
         self.rect = rect
         self.function = function
@@ -69,6 +75,9 @@ class Button:
 
 
 class TextButton:
+    """
+    Creates a button from just some string and a position.
+    """
     def __init__(self, text: str, position: tuple, function=None, args: tuple=None, key: int=0, text_color: tuple=white, bg_color: tuple=gray, font: pygame.font.Font=default_font, padding: tuple=(8, 8), border_radius: int=0, line_thickness: int = 0):
         self.text = text
         self.position = position
@@ -121,6 +130,9 @@ class TextButton:
 
 
 class TextInput:
+    """
+    Creates an input object at a given position.
+    """
     def __init__(
             self,
             position: Union[tuple, Callable],
@@ -431,6 +443,9 @@ class MultilineText:
 
 
 def set_rot_point(img, pos):
+    """
+    Blits the image on an  empty surface to change the center of rotation.
+    """
     w, h = img.get_size()
     w, h = w * 2, h * 2