Errors:
Bad start tag in “img” in “head”.
Element “head” is missing a required instance of child element “title”.
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”.
Attribute “name” not allowed on element “meta” at this point.
Element “meta” is missing one or more of the following attributes: “itemprop”, “property”.
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
Bad value “1” for attribute “allowfullscreen” on element “iframe”.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Attribute “alt” not allowed on element “a” at this point.
Element “div” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Bad value “hide page-modals-container” for attribute “id” on element “div”: An ID must not contain whitespace.
Duplicate ID “user_email”.
Duplicate ID “user_password”.
Duplicate ID “facebook-login-button”.
The “aria-labelledby” attribute must point to an element in the same document.
Warnings:
Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The first occurrence of ID “user_email” was here.
The first occurrence of ID “user_password” was here.
The first occurrence of ID “facebook-login-button” 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.
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