Marketrealist.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Bad value “https://github.com/WP-API/WP-API” for attribute “rel” on element “link”: The string “https://github.com/WP-API/WP-API” is not a registered keyword.
Bad character “<” after “<”. Probable cause: Unescaped “<”. Try escaping it as “<”.
Duplicate ID “link_main_nav_about_item_1”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
End tag had attributes.
Duplicate ID “footer-buttons”.
Duplicate attribute “width”.
Duplicate attribute “height”.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The first occurrence of ID “link_main_nav_about_item_1” was here.
The first occurrence of ID “footer-buttons” was here.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
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