4iq.com W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
The “type” attribute for the “style” element is not needed and should be omitted.
The “type” attribute is unnecessary for JavaScript resources.
The “banner” role is unnecessary for element “header”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
The “contentinfo” role is unnecessary for element “footer”.
Document uses the Unicode Private Use Area(s), which should not be used in publicly exchanged documents. (Charmod C073)
Errors:
CSS: “letter-spacing”: “px” is not a “letter-spacing” value.
The “center” element is obsolete. Use CSS instead.
Attribute “alt” not allowed on element “script” at this point.
Bad value “” for attribute “id” on element “div”: An ID must not be the empty string.
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