diff --git a/seminar11_events/02_slider/slider.hpp b/seminar11_events/02_slider/slider.hpp
index f72c090..dd6944b 100644
--- a/seminar11_events/02_slider/slider.hpp
+++ b/seminar11_events/02_slider/slider.hpp
@@ -6,10 +6,7 @@
 class Slider
 {
 private:
-    inline static const sf::Color defaultColor {sf::Color(190, 210, 190)};
-    inline static const sf::Color pressedColor {sf::Color(150, 170, 150)};
-    inline static const sf::Color textColor {sf::Color::Black};
-	inline static const int kCharacterSize = 14;
+	const int kCharacterSize = 14;
 	
     int mMinValue;
 	int mMaxValue;
@@ -20,10 +17,9 @@ private:
     sf::RectangleShape mAxis;
     sf::Text mText;
     
-    /* Is slider pressed at the moment */
     bool mIsPressed = false;
 
-    int onMousePressed(const sf::Event& event)
+    void onMousePressed(const sf::Event& event)
     {
         if (event.mouseButton.button == sf::Mouse::Left) {
             sf::Vector2f mousePosition = mRenderWindow.mapPixelToCoords({event.mouseButton.x, event.mouseButton.y});
@@ -42,13 +38,12 @@ private:
                     }
                 }
             }        
-        return mMinValue + (mMaxValue - mMinValue) * mSliderPosition;
     }
 
-    int onMouseMove(const sf::Event& event)
+    void onMouseMove(const sf::Event& event)
     {
         if (!mIsPressed) {
-            return mMinValue + (mMaxValue - mMinValue) * mSliderPosition;
+            return;
         }
         sf::Vector2f mousePosition = mRenderWindow.mapPixelToCoords({event.mouseMove.x, event.mouseMove.y});
         if ((mousePosition.x >= mAxis.getPosition().x) && (mousePosition.x + mSlider.getSize().x <= mAxis.getPosition().x + mAxis.getSize().x)) {
@@ -63,7 +58,6 @@ private:
 
         mSliderPosition = (mSlider.getPosition().x - mAxis.getPosition().x) / (mAxis.getSize().x - mSlider.getSize().x);
 
-        return mMinValue + (mMaxValue - mMinValue) * mSliderPosition;
     }
 
 public:
@@ -76,7 +70,7 @@ public:
         mSlider.setOutlineColor(sf::Color::Black);
         mSlider.setOutlineThickness(2);
 
-        mAxis.setFillColor(defaultColor);
+        mAxis.setFillColor(sf::Color::White);
         mAxis.setSize({500,10});
         mAxis.setPosition(position);
 
@@ -106,10 +100,10 @@ public:
 
     int handleEvent(const sf::Event& event) {
         if (event.type == sf::Event::MouseMoved) {
-            return onMouseMove(event);
+            onMouseMove(event);
         }
         else if (event.type == sf::Event::MouseButtonPressed) {
-            return onMousePressed(event);
+            onMousePressed(event);
         }
         else if (event.type == sf::Event::MouseButtonReleased) {
             mIsPressed = false;