src/vs/workbench/browser/parts/notifications/notificationsCenter.ts/NotificationsCenter/updateStyles
class NotificationsCenter:	override updateStyles(): void {
		if (this.notificationsCenterContainer && this.notificationsCenterHeader) {
			const widgetShadowColor = this.getColor(widgetShadow);
			this.notificationsCenterContainer.style.boxShadow = widgetShadowColor ? `0 0 8px 2px ${widgetShadowColor}` : '';

			const borderColor = this.getColor(NOTIFICATIONS_CENTER_BORDER);
			this.notificationsCenterContainer.style.border = borderColor ? `1px solid ${borderColor}` : '';

			const headerForeground = this.getColor(NOTIFICATIONS_CENTER_HEADER_FOREGROUND);
			this.notificationsCenterHeader.style.color = headerForeground ? headerForeground.toString() : '';

			const headerBackground = this.getColor(NOTIFICATIONS_CENTER_HEADER_BACKGROUND);
			this.notificationsCenterHeader.style.background = headerBackground ? headerBackground.toString() : '';
		}
	}