Html elements span, base, and abbr

span element Span element used to surround content blocks for formatting, base element Specifies a base URL for all of the relative URLs in the document to use, abbr element Specifies that a string is an abbreviation for a longer word or phrase. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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span span and base, span, base, and abbr

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