diff --git a/src/const.py b/src/const.py
index 90be015..bfdf370 100644
--- a/src/const.py
+++ b/src/const.py
@@ -2,6 +2,7 @@ from pygame import image
 
 from config import main_path
 
+
 WIDTH = 800
 HEIGHT = 800
 
diff --git a/src/main.py b/src/main.py
index 05de754..1bdad13 100644
--- a/src/main.py
+++ b/src/main.py
@@ -1,4 +1,4 @@
-import pygame
+import pygame as pg
 
 from const import ICON
 from agent import Agent
@@ -8,9 +8,9 @@ from environment import Environment
 
 
 def main():
-    pygame.init()
-    pygame.display.set_caption('Super Saper')
-    pygame.display.set_icon(pygame.image.load(ICON))
+    pg.init()
+    pg.display.set_caption('Super Saper')
+    pg.display.set_icon(pg.image.load(ICON))
 
     env = Environment(DEFAULT_FIELD)
     agent = Agent()
@@ -19,19 +19,19 @@ def main():
 
     running = True
     while running:
-        for event in pygame.event.get():
-            if event.type == pygame.QUIT:
+        for event in pg.event.get():
+            if event.type == pg.QUIT:
                 running = False
-            elif event.type == pygame.KEYDOWN:
-                if event.key == pygame.K_d and agent.x_px < 700:
+            elif event.type == pg.KEYDOWN:
+                if event.key == pg.K_d and agent.x*80 < 700:
                     game_ui.move('x', 1)
-                elif event.key == pygame.K_a and agent.x_px > 5:
+                elif event.key == pg.K_a and agent.x*80 > 5:
                     game_ui.move('x', -1)
-                elif event.key == pygame.K_s and agent.y_px < 700:
+                elif event.key == pg.K_s and agent.y*80 < 700:
                     game_ui.move('y', 1)
-                elif event.key == pygame.K_w and agent.y_px > 0:
+                elif event.key == pg.K_w and agent.y*80 > 0:
                     game_ui.move('y', -1)
-                elif event.key == pygame.K_SPACE:
+                elif event.key == pg.K_SPACE:
                     if env.field[agent.y][agent.x] in [2, 3]:
                         env.field[agent.y][agent.x] -= 2
                         game_ui.update()