Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
A “link” element with a “sizes” attribute must have a “rel” attribute that contains the value “icon” or the value “apple-touch-icon”.
Bad start tag in “img” in “head”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Stray end tag “noscript”.
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
Element “ul” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Element “option” without attribute “label” must not be empty.
Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
Bad value “” for attribute “src” on element “iframe”: Must be non-empty.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
Attribute “page_id” not allowed on element “div” at this point.
No “p” element in scope but a “p” end tag seen.
Any “input” descendant of a “label” element with a “for” attribute must have an ID value that matches that “for” attribute.
The element “label” must not appear as a descendant of the “label” element.
The “label” element may contain at most one “button”, “input”, “meter”, “output”, “progress”, “select”, or “textarea” descendant.
End tag “div” seen, but there were open elements.
Unclosed element “label”.
Stray end tag “button”.
End tag “form” seen, but there were open elements.
Unclosed element “div”.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “navigation” role is unnecessary for element “nav”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
“label” element with multiple labelable descendants.
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