The HTML element allows for the creation of both modal and non-modal dialog boxes. Modal dialog boxes pause interactions with the rest of the page, while non-modal dialog boxes allow for continued interaction. JavaScript is used to display the element, with .showModal() for modals and .show() for non-modals. It is not recommended to use the open attribute for modal dialogs. Accessibility and usability considerations are essential when implementing dialogs, ensuring that focus is correctly managed and dialogs can be easily closed. Custom dialog implementations should replicate the features of the native element.Animations for elements require specific CSS transition properties for smooth visual effects.
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/dialog