Html

The element contains the entire structure of any HTML document, and its first child must be a  element, followed by a  element. See the tutorial for an introduction to making HTML documents.

Attributes

 * Global HTML attributes
 * manifest: URL

Rendering
On most user agents, the element has no visual appearance apart from being a container for the  element.

Typical CSS representation:

Typical webmail clients remove the element when displaying an HTML-formatted email.

Coding rules
The element is the root element of a document, or the root of a subdocument. It can only contain one element followed by one  element.

Both the start and end tags are optional. The element is automatically generated when the tags are not used.

HTML5 requires the start tag if the element's first child is a comment, and requires the end tag is the element is followed by a comment. For example: