Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “navigation” for attribute “role” on element “header”.
No “p” element in scope but a “p” end tag seen.
Duplicate ID “author_i_home”.
Attribute “label” not allowed on element “p” at this point.
No “li” element in scope but a “li” end tag seen.
Element “li” not allowed as child of element “aside” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “footer”.
Duplicate ID “footer-content”.
Warnings:
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The first occurrence of ID “author_i_home” was here.
The “navigation” role is unnecessary for element “nav”.
The “contentinfo” role is unnecessary for element “footer”.
The first occurrence of ID “footer” was here.
The first occurrence of ID “footer-content” was here.
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).
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