Avval.ir 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 “main” role is unnecessary for element “main”.
This document appears to be written in Persian. Consider adding “lang="fa"” (or variant) to the “html” start tag.
This document appears to be written in Persian. Consider adding “dir="rtl"” to the “html” start tag.
Errors:
Bad value “header” for attribute “role” on element “header”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “img” is missing required attribute “src”.
Bad value “” for attribute “width” on element “img”: The empty string is not a valid non-negative integer.
Bad value “” for attribute “height” on element “img”: The empty string is not a valid non-negative integer.
Bad value “footer” for attribute “role” on element “footer”.
Iran IR
