RecoverTheSerialized/target/classes/com/example/javafx/student-list.fxml

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

<?import javafx.scene.control.*?>
<?import javafx.scene.layout.*?>

<?import javafx.geometry.Insets?>
<GridPane xmlns="http://javafx.com/javafx"
          xmlns:fx="http://javafx.com/fxml"
          fx:controller="com.example.javafx.StudentController"
          alignment="CENTER"
          hgap="10" vgap="10"
            >
    <padding>
            <Insets top="25" right="25" bottom="10" left="25"/>
    </padding>
    <TableView fx:id="tbData" layoutX="20" layoutY="20"
                prefWidth="800" prefHeight="400"
               stylesheets="@../../../css/styles.css">
        <columns>
            <TableColumn fx:id="studentId" prefWidth="75.0" text="Id" />
            <TableColumn fx:id="firstName" prefWidth="75.0" text="Nombre" />
            <TableColumn fx:id="studentAge" prefWidth="75.0" text="Edad" />
        </columns>
        <columnResizePolicy>
            <TableView fx:constant="CONSTRAINED_RESIZE_POLICY" />
        </columnResizePolicy>
    </TableView>

</GridPane>