diff --git a/src/utils/__init__.py b/src/utils/__init__.py
index 1f222f8..da5c232 100644
--- a/src/utils/__init__.py
+++ b/src/utils/__init__.py
@@ -1,5 +1,7 @@
-from .config import CONFIG, Position, Size
+from .config import CONFIG
 from .log import log
 from .path import BASE_PATH
+from .position import Position
+from .size import Size
 
 __all__ = ["BASE_PATH", "CONFIG", "log", "Size", "Position"]
diff --git a/src/utils/config.py b/src/utils/config.py
index abf3ea3..49dc9ec 100644
--- a/src/utils/config.py
+++ b/src/utils/config.py
@@ -1,42 +1,12 @@
-from typing import NamedTuple, Union
-
 from attr import define, field
 
 from .colors import TokyoNightNight
+from .position import Position
+from .size import Size
 
 PADDING = 20
 
 
-class Size(NamedTuple):
-    width: int | float
-    height: int | float
-
-    def add(self, other: Union["Size", int, float]) -> "Size":
-        if isinstance(other, Size):
-            return Size(self.width + other.width, self.height + other.height)
-        return Size(self.width + other, self.height + other)
-
-    def sub(self, other: Union["Size", int, float]) -> "Size":
-        if isinstance(other, Size):
-            return Size(self.width - other.width, self.height - other.height)
-        return Size(self.width - other, self.height - other)
-
-
-class Position(NamedTuple):
-    x: int | float
-    y: int | float
-
-    def add(self, other: Union["Position", int, float]) -> "Position":
-        if isinstance(other, Position):
-            return Position(self.x + other.x, self.y + other.y)
-        return Position(self.x + other, self.y + other)
-
-    def sub(self, other: Union["Position", int, float]) -> "Position":
-        if isinstance(other, Position):
-            return Position(self.x - other.x, self.y - other.y)
-        return Position(self.x - other, self.y - other)
-
-
 @define
 class Game:
     columns: int = 10
@@ -44,8 +14,8 @@ class Game:
     line_width: int = 1
     border_radius: int = 2
     padding: int = PADDING
-    cell_size: int = 40
-    size: Size = Size(columns * cell_size, rows * cell_size)
+    cell: Size = Size(40, 40)
+    size: Size = Size(columns * cell.width, rows * cell.width)
     pos: Position = Position(padding, padding)
 
 
diff --git a/src/utils/position.py b/src/utils/position.py
new file mode 100644
index 0000000..9dc1474
--- /dev/null
+++ b/src/utils/position.py
@@ -0,0 +1,43 @@
+from typing import NamedTuple, Union
+
+
+class Position(NamedTuple):
+    x: int | float
+    y: int | float
+
+    def add(self, other: Union["Position", int, float]) -> "Position":
+        if isinstance(other, Position):
+            return Position(self.x + other.x, self.y + other.y)
+        return Position(self.x + other, self.y + other)
+
+    def sub(self, other: Union["Position", int, float]) -> "Position":
+        if isinstance(other, Position):
+            return Position(self.x - other.x, self.y - other.y)
+        return Position(self.x - other, self.y - other)
+
+    def add_x(self, other: Union["Position", int, float]) -> "Position":
+        if isinstance(other, Position):
+            return Position(self.x + other.x, self.y)
+        return Position(self.x + other, self.y)
+
+    def add_y(self, other: Union["Position", int, float]) -> "Position":
+        if isinstance(other, Position):
+            return Position(self.x, self.y + other.y)
+        return Position(self.x, self.y + other)
+
+    def sub_x(self, other: Union["Position", int, float]) -> "Position":
+        if isinstance(other, Position):
+            return Position(self.x - other.x, self.y)
+        return Position(self.x - other, self.y)
+
+    def sub_y(self, other: Union["Position", int, float]) -> "Position":
+        if isinstance(other, Position):
+            return Position(self.x, self.y - other.y)
+        return Position(self.x, self.y - other)
+
+    def to_grid(self) -> "Position":
+        from .config import CONFIG
+
+        return Position(
+            self.x * CONFIG.game.cell.width, self.y * CONFIG.game.cell.height
+        )
diff --git a/src/utils/size.py b/src/utils/size.py
new file mode 100644
index 0000000..50114ac
--- /dev/null
+++ b/src/utils/size.py
@@ -0,0 +1,16 @@
+from typing import NamedTuple, Union
+
+
+class Size(NamedTuple):
+    width: int | float
+    height: int | float
+
+    def add(self, other: Union["Size", int, float]) -> "Size":
+        if isinstance(other, Size):
+            return Size(self.width + other.width, self.height + other.height)
+        return Size(self.width + other, self.height + other)
+
+    def sub(self, other: Union["Size", int, float]) -> "Size":
+        if isinstance(other, Size):
+            return Size(self.width - other.width, self.height - other.height)
+        return Size(self.width - other, self.height - other)