Digital-marketing.jp W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Element “span” not allowed as child of element “hgroup” in this context. (Suppressing further errors from this subtree.)
Element “div” not allowed as child of element “hgroup” in this context. (Suppressing further errors from this subtree.)
Duplicate attribute “width”.
Duplicate attribute “height”.
Duplicate attribute “class”.
End tag “div” seen, but there were open elements.
Unclosed element “a”.
End tag “aside” seen, but there were open elements.
Start tag “a” seen but an element of the same type was already open.
End tag “a” violates nesting rules.
Cannot recover after last error. Any further errors will be ignored.
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