Errors:
Bad value “ltr ” for attribute “dir” on element “html”.
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
Element “script” must not have attribute “charset” unless attribute “src” is also specified.
Duplicate ID “logo”.
The element “input” must not appear as a descendant of the “button” element.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.
Bad value “405px” for attribute “height” on element “iframe”: Expected a digit but saw “p” instead.
Attribute “webkitallowfullscreen” not allowed on element “iframe” at this point.
Attribute “mozallowfullscreen” not allowed on element “iframe” at this point.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
End tag “p” implied, but there were open elements.
Unclosed element “a”.
End tag “h5” seen, but there were open elements.
No “a” element in scope but a “a” end tag seen.
No “p” element in scope but a “p” end tag seen.
No space between attributes.
Saw “"” when expecting an attribute name. Probable cause: “=” missing immediately before.
Attribute “"” not allowed on element “p” at this point.
Attribute “about” not allowed on element “div” at this point.
Attribute “content” not allowed on element “span” at this point.
Attribute “datatype” not allowed on element “span” at this point.
Bad value “tooltip” for attribute “rel” on element “a”: The string “tooltip” is not a registered keyword.
Warnings:
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The first occurrence of ID “logo” was here.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
Attribute “"” is not serializable as XML 1.0.
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