Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “” was here.
The “article” role is unnecessary for element “article”.
Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).
The “complementary” role is unnecessary for element “aside”.
The “contentinfo” role is unnecessary for element “footer”.
Errors:
Bad value “revision” for attribute “rel” on element “link”: The string “revision” is not a registered keyword.
Bad value “ticker” for attribute “role” on element “div”.
Bad value “” for attribute “name” on element “button”: Must not be empty.
Bad value “” for attribute “id” on element “a”: An ID must not be the empty string.
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
Duplicate ID “”.
Attribute “hreflang” not allowed on element “li” at this point.
Attribute “about” not allowed on element “article” at this point.
Attribute “content” not allowed on element “span” at this point.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “main-bottom” for attribute “role” on element “div”.
End tag “h5” seen, but there were open elements.
Stray end tag “a”.
End tag “div” seen, but there were open elements.
Unclosed element “article”.
Stray end tag “article”.
Unclosed element “section”.
Unclosed element “aside”.
Stray end tag “section”.
Stray end tag “aside”.
Stray end tag “div”.
The “aria-labelledby” attribute must point to an element in the same document.
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