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”.
Duplicate attribute “id”.
Attribute “alt” not allowed on element “a” at this point.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “language” for attribute “role” on element “form”.
Duplicate attribute “action”.
Bad value “login” for attribute “role” on element “form”.
Bad value “true” for attribute “required” on element “input”.
“"” in an unquoted attribute value. Probable causes: Attributes running together or a URL query string in an unquoted attribute value.
Element “a” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “sidebar_search_input”.
Duplicate ID “svLTM”.
Duplicate ID “ch”.
End tag “p” implied, but there were open elements.
Unclosed element “a”.
End tag “h1” seen, but there were open elements.
No “p” element in scope but a “p” end tag seen.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
The “for” attribute of the “label” element must refer to a non-hidden form control.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “sidebar_search_input” was here.
The first occurrence of ID “svLTM” was here.
The first occurrence of ID “ch” was here.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The “form” role is unnecessary for element “form”.
Switzerland CH