Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The first occurrence of ID “Li20” was here.
The first occurrence of ID “Div5” was here.
The first occurrence of ID “” was here.
The first occurrence of ID “Ul4” was here.
The first occurrence of ID “Li11” was here.
The first occurrence of ID “Li12” was here.
The first occurrence of ID “Li13” was here.
The first occurrence of ID “Li14” was here.
The first occurrence of ID “Li15” was here.
The first occurrence of ID “Li16” was here.
The first occurrence of ID “Ul5” was here.
The first occurrence of ID “Li17” was here.
The first occurrence of ID “Li18” was here.
The first occurrence of ID “Li19” was here.
The first occurrence of ID “Div6” was here.
The first occurrence of ID “dvexist” was here.
This document appears to be written in French but the “html” start tag has an empty “lang” attribute. Consider using “lang="fr"” (or variant) instead.
Errors:
Element “style” not allowed as child of element “header” in this context. (Suppressing further errors from this subtree.)
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Element “p” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Bad value “” for attribute “id” on element “span”: An ID must not be the empty string.
Duplicate ID “Li20”.
Duplicate ID “Div5”.
Duplicate ID “”.
Duplicate ID “Ul4”.
Duplicate ID “Li11”.
Duplicate ID “Li12”.
Duplicate ID “Li13”.
Duplicate ID “Li14”.
Duplicate ID “Li15”.
Duplicate ID “Li16”.
Duplicate ID “Ul5”.
Duplicate ID “Li17”.
Duplicate ID “Li18”.
Duplicate ID “Li19”.
Duplicate ID “Div6”.
Duplicate ID “dvexist”.
Element “style” not allowed as child of element “form” in this context. (Suppressing further errors from this subtree.)
Element “p” not allowed as child of element “label” in this context. (Suppressing further errors from this subtree.)
Duplicate attribute “maxlength”.
Bad value “” for attribute “name” on element “input”: Must not be empty.
Duplicate attribute “id”.
Bad value “button” for attribute “type” on element “a”: Subtype missing.
Bad value “” for attribute “for” on element “label”: An ID must not be the empty string.
Stray start tag “script”.
The “for” attribute of the “label” element must refer to a non-hidden form control.
France FR