Errors:
Attribute “xmlns:article” not allowed here.
Attribute “xmlns:book” not allowed here.
Attribute “xmlns:product” not allowed here.
Attribute “xmlns:profile” not allowed here.
Attribute “xmlns:video” not allowed here.
A “charset” attribute on a “meta” element found after the first 1024 bytes.
Bad value “https://fonts.googleapis.com/css?family=Montserrat:regular|Open+Sans:regular,700&subset=latin” for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.
Attribute “href” not allowed on element “button” at this point.
Bad value “” for attribute “name” on element “button”: Must not be empty.
Element “div” not allowed as child of element “h3” in this context. (Suppressing further errors from this subtree.)
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Text not allowed in element “iframe” in this context.
Bad value “70px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Bad value “75px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.
No “p” element in scope but a “p” end tag seen.
The “aria-labelledby” attribute must point to an element in the same document.
Warnings:
Attribute with the local name “xmlns:article” is not serializable as XML 1.0.
Attribute with the local name “xmlns:book” is not serializable as XML 1.0.
Attribute with the local name “xmlns:product” is not serializable as XML 1.0.
Attribute with the local name “xmlns:profile” is not serializable as XML 1.0.
Attribute with the local name “xmlns:video” is not serializable as XML 1.0.
The “banner” role is unnecessary for element “header”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “navigation” role is unnecessary for element “nav”.
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).
The “button” role is unnecessary for element “button”.
The “contentinfo” role is unnecessary for element “footer”.
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