Description:

The <dialog> tag defines a a dialog box, inpector, or window.

Example Code:
Coming Soon
Result:
Coming Soon
Attributes:
Attribute Definition
open Specifies that the dialog element is active and that the user can interact with it
Global Attributes:

The <dialog> tag also supports the Global Attributes in HTML5

Event Attributes:

The <dialog> tag also supports the Event Attributes in HTML5