Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Bad value “Buttons,Click,Play_Now” for attribute “rel” on element “a”: The string “Buttons,Click,Play_Now” is not a registered keyword.
Bad value “Buttons,Click,Console_LearnMore” for attribute “rel” on element “a”: The string “Buttons,Click,Console_LearnMore” 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.
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
Bad value “100%” for attribute “width” on element “img”: Expected a digit but saw “%” instead.
Bad value “footer” for attribute “role” on element “footer”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Bad value “100%” for attribute “height” on element “img”: Expected a digit but saw “%” instead.
Duplicate ID “secondary”.
Warnings:
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The first occurrence of ID “secondary” was here.
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).
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