splash.fxml

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

<?import javafx.scene.image.Image?>
<?import javafx.scene.image.ImageView?>
<?import javafx.scene.layout.StackPane?>

<StackPane fx:id="rootPane" maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="362.0" prefWidth="690.0" xmlns="http://javafx.com/javafx/8.0.71" xmlns:fx="http://javafx.com/fxml/1" fx:controller="SplashController">
    <children>
        <ImageView fitHeight="362.0" fitWidth="690.0" pickOnBounds="true">
            <image>
                <Image url="@Image/splashscreen2.png" />
            </image>
        </ImageView>
    </children>
</StackPane>