Siwi.org W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “xmlns:og” not allowed here.
Attribute “xmlns:fb” not allowed here.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Attribute “type” not allowed on element “span” at this point.
Start tag “a” seen but an element of the same type was already open.
Bad value “news” for attribute “rel” on element “a”: The string “news” is not a registered keyword.
Bad value “priority-area” for attribute “rel” on element “a”: The string “priority-area” is not a registered keyword.
Bad value “publication” for attribute “rel” on element “a”: The string “publication” is not a registered keyword.
Stray end tag “a”.
End tag “a” violates nesting rules.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
Consider avoiding viewport values that prevent users from resizing documents.
The “main” role is unnecessary for element “main”.
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).
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Ethiopia ET