Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “type” attribute is unnecessary for JavaScript resources.
The “type” attribute for the “style” element is not needed and should be omitted.
Errors:
Bad value “” for attribute “href” on element “link”: Must be non-empty.
Bad value “de_DE” for attribute “hreflang” on element “link”: The language subtag “de_de” is not a valid language subtag.
Bad value “en_US” for attribute “hreflang” on element “link”: The language subtag “en_us” is not a valid language subtag.
Bad value “es_ES” for attribute “hreflang” on element “link”: The language subtag “es_es” is not a valid language subtag.
Bad value “fr_FR” for attribute “hreflang” on element “link”: The language subtag “fr_fr” is not a valid language subtag.
Bad value “it_IT” for attribute “hreflang” on element “link”: The language subtag “it_it” is not a valid language subtag.
Bad value “pt_PT” for attribute “hreflang” on element “link”: The language subtag “pt_pt” is not a valid language subtag.
Bad value “ru_RU” for attribute “hreflang” on element “link”: The language subtag “ru_ru” is not a valid language subtag.
Bad value “ko_KR” for attribute “hreflang” on element “link”: The language subtag “ko_kr” is not a valid language subtag.
CSS: “background-color”: Parse Error.
CSS: “background”: Parse Error.
CSS: “color”: Parse Error.
The element “button” must not appear as a descendant of the “a” element.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.
Attribute “type” not allowed on element “iframe” at this point.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Bad value “100%” for attribute “height” on element “iframe”: Expected a digit but saw “%” instead.
Bad value “navigation” for attribute “role” on element “ul”.
Element “p” not allowed as child of element “h4” in this context. (Suppressing further errors from this subtree.)
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
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