Hipersuper.pt W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “xmlns:og” not allowed here.
Attribute “xmlns:fb” not allowed here.
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 “0ed2cbf55e88ce28ed6f2b6e-” for attribute “type” on element “script”: Subtype missing.
Attribute “alt” not allowed on element “a” at this point.
Stray end tag “option”.
No space between attributes.
Duplicate ID “s”.
Duplicate ID “search-button”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad character “
” after “<”. Probable cause: Unescaped “<”. Try escaping it as “<”.
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
The first occurrence of ID “s” was here.
The first occurrence of ID “search-button” was here.
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