Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Element “span” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “Oval-102”.
Duplicate ID “Shape”.
Duplicate ID “Oval”.
Duplicate ID “Rectangle-25”.
Duplicate ID “Mask”.
Duplicate ID “Rectangle-29”.
Duplicate ID “Rectangle-32”.
Duplicate ID “Page-1”.
Duplicate ID “Group-2”.
Duplicate ID “delete”.
The “sizes” attribute may be specified only if the “srcset” attribute is also present.
Warnings:
Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).
The first occurrence of ID “Oval-102” was here.
The first occurrence of ID “Shape” was here.
The first occurrence of ID “Oval” was here.
The first occurrence of ID “Rectangle-25” was here.
The first occurrence of ID “Mask” was here.
The first occurrence of ID “Rectangle-29” was here.
The first occurrence of ID “Rectangle-32” was here.
The first occurrence of ID “Page-1” was here.
The first occurrence of ID “Group-2” was here.
The first occurrence of ID “delete” was here.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
The “complementary” role is unnecessary for element “aside”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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