YACLScreen.java

            var rootLayout = layout.createRowHelper(3);
            rootLayout.addChild(new TabListWidget<>(
                    () -> new ScreenRectangle(tabArea.position(), tabArea.width() / 3 * 2 + 1, tabArea.height()),
                    this.optionList
            ), 2);

            var buttonGrid = new GridLayout();
            buttonGrid.defaultCellSetting().padding(2, 2, 2, 0);
            rootLayout.addChild(buttonGrid, 1, rootLayout.newCellSettings().alignHorizontallyRight().alignVerticallyBottom());

            int columnWidth = width / 3;
            int padding = columnWidth / 20;
            columnWidth = Math.min(columnWidth, 400);
            int paddedWidth = columnWidth - padding * 2;

            saveFinishedButton = Button.builder(Component.literal("Done"), btn -> {}).width(paddedWidth).build();
            cancelResetButton = Button.builder(Component.literal("Cancel"), btn -> {}).width(paddedWidth / 2 - 2).build();
            undoButton = Button.builder(Component.literal("Undo"), btn -> {}).width(paddedWidth / 2 - 2).build();
            var buttonLayout = buttonGrid.createRowHelper(2);
            buttonLayout.addChild(cancelResetButton, 1);
            buttonLayout.addChild(undoButton, 1);
            buttonLayout.addChild(saveFinishedButton, 2);