Errors:
Duplicate attribute “xmlns”.
Bad value “http://www.w3.org/1999/html” for the attribute “xmlns” (only “http://www.w3.org/1999/xhtml” permitted here).
Attribute “value” not allowed on element “meta” at this point.
Element “meta” is missing required attribute “content”.
A “link” element with a “sizes” attribute must have a “rel” attribute that contains the value “icon” or the value “apple-touch-icon”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “logo-mobile”.
Duplicate ID “k”.
Element “div” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Element “a” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Element “data” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Element “a” not allowed as child of element “ol” in this context. (Suppressing further errors from this subtree.)
Bad character “ ” after “<”. Probable cause: Unescaped “<”. Try escaping it as “<”.
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
The “align” attribute on the “div” element is obsolete. Use CSS instead.
Duplicate attribute “class”.
Element “style” not allowed as child of element “p” in this context. (Suppressing further errors from this subtree.)
Duplicate attribute “id”.
Duplicate ID “main-actu”.
Duplicate ID “bk_1234012”.
Duplicate ID “tweetBlock_1234012”.
Duplicate ID “12”.
Duplicate ID “13”.
Duplicate ID “14”.
End tag “p” seen, but there were open elements.
Unclosed element “a”.
Start tag “a” seen but an element of the same type was already open.
Bad value for attribute “href” on element “a”: Illegal character in query: space is not allowed.
No “p” element in scope but a “p” end tag seen.
Duplicate ID “tweetBlock_1233871”.
Duplicate ID “tweetBlock_1233104”.
Stray end tag “div”.
Bad value “” for attribute “src” on element “img”: Must be non-empty.
Bad value “30px;” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Duplicate ID “email”.
Duplicate ID “password”.
Duplicate ID “modal-not-logged-title”.
Bad value “100%” for attribute “width” on element “video”: Expected a digit but saw “%” instead.
Bad value “” for attribute “src” on element “source”: Must be non-empty.
The “for” attribute of the “label” element must refer to a non-hidden form control.
The “aria-labelledby” attribute must point to an element in the same document.
Warnings:
Attribute “xmlns” is not serializable as XML 1.0.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
The first occurrence of ID “logo-mobile” was here.
The first occurrence of ID “k” was here.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The first occurrence of ID “main-actu” was here.
The first occurrence of ID “bk_1234012” was here.
The first occurrence of ID “tweetBlock_1234012” was here.
The first occurrence of ID “12” was here.
The first occurrence of ID “13” was here.
The first occurrence of ID “14” was here.
The first occurrence of ID “tweetBlock_1233871” was here.
The first occurrence of ID “tweetBlock_1233104” was here.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The first occurrence of ID “email” was here.
The first occurrence of ID “password” was here.
The first occurrence of ID “modal-not-logged-title” was here.
This document appears to be written in French but the “html” start tag has “lang="en"”. Consider using “lang="fr"” (or variant) instead.
France FR