Inperson.nl W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “name” not allowed on element “head” at this point.
Bad value “%” for attribute “href” on element “a”: Percentage ("%") is not followed by two hexadecimal digits.
Attribute “pageid” not allowed on element “li” at this point.
Bad value “” for attribute “type” on element “script”: Expected a MIME type but saw the empty string.
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The “contentinfo” role is unnecessary for element “footer”.
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