Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Bad value “https://www.w3.org/1999/xhtml” for the attribute “xmlns” (only “http://www.w3.org/1999/xhtml” permitted here).
Bad value “handheld” for attribute “media” on element “link”: Deprecated media type “handheld”. For guidance, see the Media Types section in the current Media Queries specification.
CSS: Parse Error.
Bad value “https://www.w3.org/2000/svg” for the attribute “xmlns” (only “http://www.w3.org/2000/svg” permitted here).
Element “legend” not allowed as child of element “p” in this context. (Suppressing further errors from this subtree.)
No space between attributes.
Duplicate ID “vs-logo”.
Duplicate ID “ico-logo-vs”.
No “li” element in scope but a “li” end tag seen.
Duplicate ID “ico-plus”.
Warnings:
Attribute “xmlns” is not serializable as XML 1.0.
Consider avoiding viewport values that prevent users from resizing documents.
The first occurrence of ID “vs-logo” was here.
The first occurrence of ID “ico-logo-vs” was here.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The first occurrence of ID “ico-plus” 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).
Consider adding a “lang” attribute to the “html” start tag to declare the language of this document.
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