Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Attribute “wmode” 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The “frameborder” attribute on the “iframe” element is obsolete.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 “width” on element “iframe”: Expected a digit but saw “%” instead.
The element “iframe” must not appear as a descendant of the “a” element.
The element “header” must not appear as a descendant of the “footer” element.
The “align” attribute on the “hr” element is obsolete. Use CSS instead.
The “size” attribute on the “hr” element is obsolete. Use CSS instead.
The “width” attribute on the “hr” element is obsolete. Use CSS instead.
Duplicate ID “alert-box”.
Duplicate ID “ab-body”.
Element “p” not allowed as child of element “b” in this context. (Suppressing further errors from this subtree.)
The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.
The “border” attribute on the “table” element is obsolete. Use CSS instead.
The “scope” attribute on the “td” element is obsolete. Use the “scope” attribute on a “th” element instead.
The “valign” attribute on the “td” element is obsolete. Use CSS instead.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “navigation” role is unnecessary for element “nav”.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
The first occurrence of ID “alert-box” was here.
The first occurrence of ID “ab-body” was here.
Empty heading.
This document appears to be written in Hungarian but the “html” start tag has an empty “lang” attribute. Consider using “lang="hu"” (or variant) instead.
Hungary HU