Errors:
Bad value “https://www.w3.org/1999/xhtml” for the attribute “xmlns” (only “http://www.w3.org/1999/xhtml” permitted here).
Attribute “xmlns:b” not allowed here.
Attribute “xmlns:data” not allowed here.
Attribute “xmlns:expr” not allowed here.
Bad value “service.post” for attribute “rel” on element “link”: The string “service.post” is not a registered keyword.
A document must not include more than one “meta” element with its “name” attribute set to the value “description”.
Bad value “40px; ” for attribute “height” on element “img”: Expected a digit but saw “p” instead.
Bad value “150px; ” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Attribute “href” not allowed on element “span” at this point.
Attribute “content” not allowed on element “a” at this point.
Bad value “” for attribute “height” on element “img”: The empty string is not a valid non-negative integer.
Bad value “” for attribute “width” on element “img”: The empty string is not a valid non-negative integer.
Duplicate ID “posting-wrapper”.
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
Warnings:
Attribute “xmlns” is not serializable as XML 1.0.
Attribute with the local name “xmlns:b” is not serializable as XML 1.0.
Attribute with the local name “xmlns:data” is not serializable as XML 1.0.
Attribute with the local name “xmlns:expr” is not serializable as XML 1.0.
Consider avoiding viewport values that prevent users from resizing documents.
The “navigation” role is unnecessary for element “nav”.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
The first occurrence of ID “posting-wrapper” was here.
This document appears to be written in Arabic. Consider adding “lang="ar"” (or variant) to the “html” start tag.
Egypt EG