Errors:
A document must not include more than one “meta” element with a “charset” attribute.
Bad value “screen,projection” for attribute “media” on element “link”: Deprecated media type “projection”. For guidance, see the Media Types section in the current Media Queries specification.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “li” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Attribute “value” not allowed on element “input” at this point.
Element “input” is missing required attribute “alt”.
Bad value “http://adserver.adtechus.com/adlink/3.0/5110/2787679/0/225/ADTECH;loc=300;key=key1+key2+key3+key4;grp=[group]” for attribute “href” on element “a”: Illegal character in path segment: “[” is not allowed.
Bad value “http://adserver.adtechus.com/adserv/3.0/5110/2787679/0/225/ADTECH;loc=300;key=key1+key2+key3+key4;grp=[group]” for attribute “src” on element “img”: Illegal character in path segment: “[” is not allowed.
End tag for “body” seen, but there were unclosed elements.
Unclosed element “div”.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
The “language” attribute on the “script” element is obsolete.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The “border” attribute is obsolete.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.
This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.
Greece GR