Flyout component uses the native dialog element to provide a modal dialog which comes with browser-specific
behavior. As a result, accessibility features may vary across different browsers.Tab, Shift-TabESCfocus on trigger elementaria property:aria-labelaria-label="STRING"aria property is provided, uses the contents of the header slot and falls back to a fixed name.dialog, the aria-haspopup attribute must be set using the aria
property, e.g.: aria={{ 'aria-haspopup': 'dialog' }}.