Html elements mark, keygen, and article

mark element The HTML Mark Element (<mark>) represents highlighted text, i, keygen element The HTML keygen element exists to facilitate generation of key material, and submission of the public key as part of an HTML form, article element Self-contained composition in a document. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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mark mark and keygen, mark, keygen, and article

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