Iress.com.sg W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A “charset” attribute on a “meta” element found after the first 1024 bytes.
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
Bad value “https://www.w3.org/2000/svg” for the attribute “xmlns” (only “http://www.w3.org/2000/svg” permitted here).
Attribute “width” not allowed on element “symbol” at this point.
Attribute “height” not allowed on element “symbol” at this point.
No space between attributes.
End tag “g” did not match the name of the current open element (“symbol”).
Stray end tag “g”.
End tag “svg” did not match the name of the current open element (“symbol”).
Stray end tag “svg”.
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Attribute “mute” not allowed on element “video” at this point.
Stray end tag “div”.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Attribute “xmlns” is not serializable as XML 1.0.
The “banner” role is unnecessary for element “header”.
The “contentinfo” role is unnecessary for element “footer”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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