Fixed CSS location
fx:id="mainScene"
fx:controller="io.github.mzmine.gui.mainwindow.MainWindowController">
<stylesheets>
- <URL value="@../../../../../../resources/themes/MZmine_default.css"/>
+ <URL value="@/themes/MZmine_default.css"/>
</stylesheets>
<BorderPane maxHeight="-Infinity" maxWidth="-Infinity" minHeight="400" minWidth="600"
prefWidth="1300" prefHeight="800" xmlns="http://javafx.com/javafx/14.0.1"
