diff --git a/src/main/java/AbstractMap.java b/src/main/java/AbstractMap.java
index c0af228..773a30e 100644
--- a/src/main/java/AbstractMap.java
+++ b/src/main/java/AbstractMap.java
@@ -26,8 +26,11 @@ public abstract class AbstractMap {
         }
         return DrawMapWithObject();
     }
+
     public Image MoveObject(Direction direction)
     {
+        if (drawingObject == null)
+            return null;
         boolean flag = true;
         float step = drawingObject.getStep();
 
@@ -47,7 +50,6 @@ public abstract class AbstractMap {
         int x2_obj_current = (int)(right / size_x);
         int y2_obj_current = (int)(bottom / size_y);
 
-        // Проверка возможности перемещения
         switch (direction)
         {
             case Left:
diff --git a/src/main/java/SimpleMap.java b/src/main/java/SimpleMap.java
index 984b144..0cc26ec 100644
--- a/src/main/java/SimpleMap.java
+++ b/src/main/java/SimpleMap.java
@@ -2,7 +2,7 @@ import java.awt.*;
 
 public class SimpleMap extends AbstractMap{
     private final Color barrierColor = Color.BLACK;
-    private final Color roadColor = Color.GRAY;
+    private final Color roadColor = Color.DARK_GRAY;
     @Override
     protected void GenerateMap() {
         map = new int[100][100];
@@ -31,12 +31,16 @@ public class SimpleMap extends AbstractMap{
     @Override
     protected void DrawRoadPart(Graphics2D g, int i, int j) {
         g.setColor(roadColor);
-        g.fillRect(i * (int)size_x, j * (int)size_y, (int)size_x, (int)size_y);
+        int new_size_x = Math.round(size_x);
+        int new_size_y = Math.round(size_y);
+        g.fillRect(i * new_size_x, j * new_size_y, new_size_x, new_size_y);
     }
 
     @Override
     protected void DrawBarrierPart(Graphics2D g, int i, int j) {
         g.setColor(barrierColor);
-        g.fillRect(i * (int)size_x, j * (int)size_y, (int)size_x, (int)size_y);
+        int new_size_x = Math.round(size_x);
+        int new_size_y = Math.round(size_y);
+        g.fillRect(i * new_size_x, j * new_size_y, new_size_x, new_size_y);
     }
 }