Elephant.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.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “Page-1”.
No space between attributes.
Duplicate attribute “href”.
The “align” attribute on the “div” element is obsolete. Use CSS instead.
Element “a” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
No “li” element in scope but a “li” end tag seen.
Element “img” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Stray start tag “script”.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
The first occurrence of ID “Page-1” was here.
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