Errors:
Bad value “//schema.org/Organization” for attribute “itemtype” on element “meta”: The string “//schema.org/Organization” is not an absolute URL.
Element “meta” is missing one or more of the following attributes: “content”, “itemprop”, “name”.
Element “div” is missing one or more of the following attributes: “role”.
Attribute “content” not allowed on element “li” at this point.
Element “img” is missing required attribute “src”.
The “font” element is obsolete. Use CSS instead.
Bad value “slider” for attribute “role” on element “section”.
Bad value “//schema.org/ImageGallery” for attribute “itemtype” on element “section”: The string “//schema.org/ImageGallery” is not an absolute URL.
Bad value “//schema.org/ImageObject” for attribute “itemtype” on element “div”: The string “//schema.org/ImageObject” is not an absolute URL.
Element “div” not allowed as child of element “h4” in this context. (Suppressing further errors from this subtree.)
End tag “h4” seen, but there were open elements.
Unclosed element “div”.
End tag “section” seen, but there were open elements.
Bad value “//schema.org/OfferCatalog” for attribute “itemtype” on element “section”: The string “//schema.org/OfferCatalog” is not an absolute URL.
An element with “role=gridcell” must be contained in, or owned by, an element with “role=row”.
An element with “role=row” must be contained in, or owned by, an element with “role=treegrid” or “role=grid” or “role=rowgroup”.
Bad value “//schema.org/Offer” for attribute “itemtype” on element “article”: The string “//schema.org/Offer” is not an absolute URL.
Bad value “//schema.org/Product” for attribute “itemtype” on element “div”: The string “//schema.org/Product” is not an absolute URL.
Attribute “role” not allowed on element “picture” at this point.
Element “figcaption” not allowed as child of element “a” in this context. (Suppressing further errors from this subtree.)
Bad value “gridcell” for attribute “role” on element “section”.
Bad value “//schema.org/Product” for attribute “itemtype” on element “article”: The string “//schema.org/Product” is not an absolute URL.
Bad value “img” for attribute “role” on element “figure”.
Bad value “//schema.org/PropertyValue” for attribute “itemtype” on element “li”: The string “//schema.org/PropertyValue” is not an absolute URL.
Bad value “gridmcell” for attribute “role” on element “div”.
“"” in an unquoted attribute value. Probable causes: Attributes running together or a URL query string in an unquoted attribute value.
Bad value “/wszystkie-fototapety/3d"” for attribute “href” on element “a”: Illegal character in path segment: “"” is not allowed.
Attribute “href” not allowed on element “button” at this point.
Element “div” not allowed as child of element “button” in this context. (Suppressing further errors from this subtree.)
Duplicate attribute “name”.
Duplicate attribute “role”.
Attribute “aria-multiselectable” not allowed on element “div” at this point.
Attribute “href” not allowed on element “h5” at this point.
Bad value “tabpanel” for attribute “role” on element “ul”.
Bad value “tel: (71) 716 65 64” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.
Bad value “dialog” for attribute “role” on element “article”.
End tag for “body” seen, but there were unclosed elements.
Unclosed element “section”.
An element with “role=tab” must be contained in, or owned by, an element with “role=tablist”.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
The “banner” role is unnecessary for element “header”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “navigation” role is unnecessary for element “nav”.
Empty heading.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
The “contentinfo” role is unnecessary for element “footer”.
The “form” role is unnecessary for element “form”.
Poland PL