Errors:
Bad value “cache-control” for attribute “http-equiv” on element “meta”.
Bad value “expires” for attribute “http-equiv” on element “meta”.
Bad value “pragma” for attribute “http-equiv” on element “meta”.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
The “sizes” attribute may be specified only if the “srcset” attribute is also present.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Stray end tag “header”.
Duplicate ID “su-post-6560”.
Duplicate ID “su-post-16679”.
Duplicate ID “su-post-6559”.
Duplicate ID “su-post-6613”.
Duplicate ID “su-post-7238”.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
The first occurrence of ID “su-post-6560” was here.
The first occurrence of ID “su-post-16679” was here.
The first occurrence of ID “su-post-6559” was here.
The first occurrence of ID “su-post-6613” was here.
The first occurrence of ID “su-post-7238” was here.
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