Errors:
Bad value “cache-control” for attribute “http-equiv” on element “meta”.
Bad value “expires” for attribute “http-equiv” on element “meta”.
Element “script” must not have attribute “async” unless attribute “src” is also specified.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
The “charset” attribute on the “link” element is obsolete. Use an HTTP Content-Type header on the linked resource instead.
Element “img” is missing required attribute “src”.
Element “h3” not allowed as child of element “a” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “nav_previousslide”.
Duplicate ID “nav_nextslide”.
End tag “section” seen, but there were open elements.
Unclosed element “div”.
No “p” element in scope but a “p” end tag seen.
Bad value “htt
ps://www.1001cupomdedescontos.com.br/cupom-de-desconto-carrefour” for attribute “href” on element “a”: Tab, new line or carriage return found.
Bad value “nofollow,noindex” for attribute “rel” on element “a”: The string “nofollow,noindex” is not a registered keyword.
Element “script” must not have attribute “charset” unless attribute “src” is also specified.
The “for” attribute of the “label” element must refer to a non-hidden form control.
Warnings:
The first occurrence of ID “nav_previousslide” was here.
The first occurrence of ID “nav_nextslide” was here.
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).
Empty heading.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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