Linked the window to the SceneController

src/main/resources/view/Expenses.fxml

@@ -19,7 +19,7 @@
 <?import javafx.scene.text.Font?>
 <?import javafx.scene.text.Text?>
 
-<AnchorPane xmlns="http://javafx.com/javafx/19" xmlns:fx="http://javafx.com/fxml/1">
+<AnchorPane xmlns="http://javafx.com/javafx/19" xmlns:fx="http://javafx.com/fxml/1" fx:controller="no.ntnu.idatt1002.demo.view.SceneController">
    <children>
       <ImageView fitHeight="400.0" fitWidth="600.0" pickOnBounds="true">
          <image>
@@ -67,7 +67,8 @@
                </columnConstraints>
                <rowConstraints>
                   <RowConstraints maxHeight="65.33334064483643" minHeight="10.0" prefHeight="65.33334064483643" vgrow="SOMETIMES" />
-                  <RowConstraints maxHeight="298.66665744781494" minHeight="10.0" prefHeight="250.66665935516357" vgrow="SOMETIMES" />
+                  <RowConstraints maxHeight="298.66665744781494" minHeight="10.0" prefHeight="214.00004069010413" vgrow="SOMETIMES" />
+                  <RowConstraints maxHeight="298.66665744781494" minHeight="10.0" prefHeight="29.999959309895814" vgrow="SOMETIMES" />
                </rowConstraints>
                <children>
                   <HBox alignment="BOTTOM_LEFT" prefWidth="410.0">
@@ -108,6 +109,17 @@
                         <TableView fx:constant="CONSTRAINED_RESIZE_POLICY" />
                      </columnResizePolicy>
                   </TableView>
+                  <HBox prefHeight="100.0" prefWidth="200.0" GridPane.columnSpan="2" GridPane.rowIndex="2">
+                     <children>
+                        <Button mnemonicParsing="false" text="Overview" />
+                      <Button mnemonicParsing="false" text="Income" />
+                        <Button mnemonicParsing="false" text="Expenses" />
+                        <Button mnemonicParsing="false" text="Savings" />
+                     </children>
+                     <padding>
+                        <Insets top="10.0" />
+                     </padding>
+                  </HBox>
                </children>
             </GridPane>
          </center>