Freedomproject.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Element “div” is missing one or more of the following attributes: “role”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.
Attribute “100%;"” not allowed on element “div” at this point.
The “center” element is obsolete. Use CSS instead.
Start tag “a” seen but an element of the same type was already open.
End tag “h2” seen, but there were open elements.
Unclosed element “a”.
Stray start tag “html”.
Stray start tag “head”.
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
End tag for “body” seen, but there were unclosed elements.
Unclosed element “div”.
Stray end tag “div”.
Warnings:
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “navigation” role is unnecessary for element “nav”.
Attribute “100%;"” is not serializable as XML 1.0.
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