staffManagerSidePanel.fxml

<?xml version="1.0" encoding="UTF-8"?>

<?import javafx.scene.control.Button?>
<?import javafx.scene.layout.VBox?>

<VBox minHeight="-Infinity" minWidth="-Infinity" prefHeight="540.0" prefWidth="100.0" xmlns="http://javafx.com/javafx/17" xmlns:fx="http://javafx.com/fxml/1" fx:controller="com.example.schedulerapp.Controller">
   <children>
      <Button maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" mnemonicParsing="false" onMouseClicked="#staffManagerClicked" prefHeight="135.0" prefWidth="100.0" text="Add Employee" textAlignment="CENTER" wrapText="true" />
      <Button maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" mnemonicParsing="false" prefHeight="135.0" prefWidth="100.0" text="Edit Employee" textAlignment="CENTER" wrapText="true" onMouseClicked="#editStaffSidePanelClicked"/>
      <Button alignment="CENTER" contentDisplay="CENTER" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" mnemonicParsing="false" prefHeight="135.0" prefWidth="100.0" text="Remove Employee" textAlignment="CENTER" wrapText="true" onMouseClicked="#removeStaffSidePanelClicked"/>
      <Button maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" mnemonicParsing="false" prefHeight="135.0" prefWidth="100.0" text="View Employees" textAlignment="CENTER" wrapText="true" onMouseClicked="#viewStaffSidePanelClicked"/>
   </children>
</VBox>