Nashrenovin.ir W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Start tag seen without seeing a doctype first. Expected “<!DOCTYPE html>”.
A document must not include more than one “meta” element with its “name” attribute set to the value “description”.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Duplicate ID “open-login”.
Duplicate ID “searchform”.
Duplicate ID “s”.
Duplicate ID “searchsubmit”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
End of file seen and there were open elements.
Unclosed element “div”.
Unclosed element “a”.
Unclosed element “ul”.
Unclosed element “section”.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The first occurrence of ID “open-login” was here.
The first occurrence of ID “searchform” was here.
The first occurrence of ID “s” was here.
The first occurrence of ID “searchsubmit” was here.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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