Sfari.org W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “https://theeventscalendar.com” for attribute “rel” on element “link”: The string “https://theeventscalendar.com” is not a registered keyword.
A document must not include more than one “meta” element with its “name” attribute set to the value “description”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
The element “header” must not appear as a descendant of the “header” element.
Element “p” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Duplicate attribute “srcset”.
Bad value for attribute “srcset” on element “img”: Ends with empty image-candidate string.
Attribute “m-event-box--past” not allowed on element “div” at this point.
No space between attributes.
Warnings:
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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