Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
The “profile” attribute on the “head” element is obsolete. To declare which “meta” terms are used in the document, instead register the names as meta extensions. To trigger specific UA behaviors, use a “link” element instead.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
A document must not include more than one “meta” element with its “name” attribute set to the value “description”.
No “p” element in scope but a “p” end tag seen.
The “font” element is obsolete. Use CSS instead.
Attribute “width” not allowed on element “textarea” at this point.
The “big” element is obsolete. Use CSS instead.
The “center” element is obsolete. Use CSS instead.
Bad value “_about” for attribute “target” on element “a”: Reserved keyword “about” used.
Element “marquee” 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.
Attribute “bordercolor” not allowed on element “table” at this point.
The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.
The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.
The “border” attribute on the “table” element is obsolete. Use CSS instead.
Start tag “br” seen in “table”.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
Empty heading.
Russian Federation RU