Operaballet.be W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “query” was here.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “main” role is unnecessary for element “main”.
The first occurrence of ID “form_submit” was here.
The first occurrence of ID “form__token” was here.
Errors:
Bad value “tel:070 22 02 02” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.
Duplicate ID “query”.
The text content of element “time” was not in the required format: The literal did not satisfy the time-datetime format.
Attribute “src” not allowed on element “span” at this point.
Bad value “2018-06-5” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate attribute “class”.
Bad value “footer” for attribute “role” on element “footer”.
Duplicate ID “form_submit”.
Duplicate ID “form__token”.
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