HTML: the Root Element
What's Root Element?
“root element” of HTML is the element represented by the
Root element of XML may be other, depending on the XML.
For example, root element of SVG is represented by the
[see Practical SVG Tutorial]
Root element of Atom Web Feed is
Why is Root Element Important?
It's important because many CSS unit's meaning refers to it.
[see CSS: Units]
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