Kokpit.aero W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “type” attribute is unnecessary for JavaScript resources.
Empty heading.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The “charset” attribute on the “script” element is obsolete.
This document appears to be written in Turkish but the “html” start tag has “lang="en"”. Consider using “lang="tr"” (or variant) instead.
Errors:
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “marquee” not allowed as child of element “td” in this context. (Suppressing further errors from this subtree.)
Bad value “100%” for attribute “width” on element “img”: Expected a digit but saw “%” instead.
Bad value “” for attribute “height” on element “img”: The empty string is not a valid non-negative integer.
Malformed byte sequence: “c3”.
Malformed byte sequence: “c4”.
End tag for “body” seen, but there were unclosed elements.
Unclosed element “div”.
Turkey TR