src/vs/workbench/contrib/notebook/browser/view/renderers/cellRenderer.ts/MarkupCellRenderer/updateForLayout
class MarkupCellRenderer:	private updateForLayout(element: MarkupCellViewModel, templateData: MarkdownCellRenderTemplate): void {
		const indicatorPostion = this.notebookEditor.notebookOptions.computeIndicatorPosition(element.layoutInfo.totalHeight, this.notebookEditor.textModel?.viewType);
		templateData.focusIndicatorBottom.style.top = `${indicatorPostion.bottomIndicatorTop}px`;
		templateData.focusIndicatorLeft.style.height = `${indicatorPostion.verticalIndicatorHeight}px`;
		templateData.focusIndicatorRight.style.height = `${indicatorPostion.verticalIndicatorHeight}px`;

		templateData.container.classList.toggle('cell-statusbar-hidden', this.notebookEditor.notebookOptions.computeEditorStatusbarHeight(element.internalMetadata) === 0);
	}