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