The selector is the link between the HTML document and the style. It specifies what elements are affected by the declaration. The declaration is that part of the rule that sets forth what the effect will be.
Answer: Option 1
The document temporarily store in RAM. It is is a part of your computer that it uses while it's powered on. Your computer stores everything that it's...
Answer: Option 2
SGML (Standard Generalized Markup Language) is a standard for how to specify a document markup language or tag set. Such a specification is itself a document type...