Fixed #184 - Controller buttons hover effect

src/de/deadlocker8/budgetmaster/ui/controller/Controller.java

@@ -181,10 +181,18 @@ public class Controller extends BaseController
 		anchorPaneMain.setStyle("-fx-background-color: " + ConvertTo.toRGBHexWithoutOpacity(Colors.BACKGROUND_MAIN));
 		labelMonth.setStyle("-fx-text-fill: " + ConvertTo.toRGBHexWithoutOpacity(Colors.TEXT));
 		labelNotification.setStyle("-fx-text-fill: #FFFFFF; -fx-font-size: 16; -fx-font-weight: bold; -fx-background-color: transparent;");
+		
 		buttonLeft.setStyle("-fx-background-color: transparent;");
+		buttonLeft.getStyleClass().add("button-hoverable");
+		
 		buttonRight.setStyle("-fx-background-color: transparent;");
+		buttonRight.getStyleClass().add("button-hoverable");
+		
 		buttonToday.setStyle("-fx-background-color: transparent;");
+		buttonToday.getStyleClass().add("button-hoverable");
+		
 		buttonAbout.setStyle("-fx-background-color: transparent;");
+		buttonAbout.getStyleClass().add("button-hoverable");
 		
 		if(!settings.isComplete())
 		{			

src/de/deadlocker8/budgetmaster/ui/style.css

@@ -87,3 +87,8 @@
   .color-picker .arrow-button{
   -fx-opacity: 0;
   }
+  
+  .button-hoverable:hover{
+  -fx-opacity: 0.6;
+  -fx-cursor: hand;
+}
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