Etrigue.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Attribute “rel” not allowed on element “li” at this point.
Duplicate ID “test-slider”.
Bad value “https://www.youtube.com/watch?v=TyTMNQQAMmU&rel=0&width=1173&height=639&autoplay=1” title=” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “wp-video-lightbox” for attribute “rel” on element “a”: The string “wp-video-lightbox” is not a registered keyword.
Bad value “preload” for attribute “preload” on element “video”.
Stray end tag “source”.
Duplicate ID “videoDiv”.
Duplicate ID “video”.
The element “button” must not appear as a descendant of the “a” element.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
Bad value “javascript:void();” for attribute “href” on element “a”: syntax error
Warnings:
The first occurrence of ID “test-slider” was here.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The first occurrence of ID “videoDiv” was here.
The first occurrence of ID “video” was here.
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