Resolve main css path file

src/main/java/client/ClientApp.java

@@ -26,7 +26,7 @@ public class ClientApp extends Application {
     public static final int APPLICATION_HEIGHT = 500;
     private static final Logger LOGGER = LogManager.getLogger(ClientApp.class);
     // css definition
-    private static final File cssFile = new File("src/baleine/client/main/ressources/main.css");
+    private static final File cssFile = new File("src/main/java/client/main/ressources/main.css");
     public static final String CSS_FILE_PATH = "file:///" + ClientApp.cssFile.getAbsolutePath().replace("\\", "/");
     public static MainCore mainCore;
     private static ComCoreClient comCoreClient;