line 27 column 1 - Error: <dominos-pizza> is not recognized!
line 27 column 1 - Warning: discarding unexpected <dominos-pizza>
line 30 column 1 - Warning: discarding unexpected </dominos-pizza>
line 17 column 1 - Warning: <pizzerias> is not approved by W3C
line 21 column 1 - Warning: <jets-pizza> is not approved by W3C
Info: Doctype given is "-//W3C//DTD HTML 4.01 Transitional//EN"
Info: Document content looks like HTML Proprietary
Tidy found 4 warnings and 1 error!

About HTML Tidy: https://github.com/htacg/tidy-html5
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Official mailing list: https://lists.w3.org/Archives/Public/public-htacg/
Latest HTML specification: https://html.spec.whatwg.org/multipage/
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https://github.com/htacg/tidy-html5/blob/master/README/LOCALIZE.md
