line 1 column 1 - Warning: missing declaration
line 23 column 1 - Warning: unexpected or duplicate quote mark
line 23 column 1 - Warning: unexpected or duplicate quote mark
line 23 column 1 - Warning: unexpected or duplicate quote mark
line 23 column 1 - Info: value for attribute "is" missing quote marks
line 23 column 1 - Info: value for attribute "id" missing quote marks
line 23 column 1 - Warning: proprietary attribute "shows"
Info: Document content looks like HTML5
Tidy found 5 warnings and 0 errors!
About HTML Tidy: https://github.com/htacg/tidy-html5
Bug reports and comments: https://github.com/htacg/tidy-html5/issues
Official mailing list: https://lists.w3.org/Archives/Public/public-htacg/
Latest HTML specification: http://dev.w3.org/html5/spec-author-view/
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English? Consider helping us to localize HTML Tidy. For details please see
https://github.com/htacg/tidy-html5/blob/master/README/LOCALIZE.md