Baselland.ch W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “rel” not allowed on element “style” at this point.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “” for attribute “aria-describedby” on element “a”: An IDREFS value must contain at least one non-whitespace character.
Bad value “textblock” for attribute “rel” on element “a”: The string “textblock” is not a registered keyword.
The “aria-controls” attribute must point to an element in the same document.
The “aria-owns” attribute must point to an element in the same document.
Warnings:
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
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