Errors:
Bad value “Ecological Society of America” for attribute “href” on element “link”: Illegal character in path segment: space is not allowed.
Bad value “” for attribute “media” on element “link”: Media query ended prematurely.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Element “gcse:search” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “style” not allowed as child of element “p” in this context. (Suppressing further errors from this subtree.)
No “p” element in scope but a “p” end tag seen.
End tag “p” seen, but there were open elements.
Unclosed element “span”.
The “center” element is obsolete. Use CSS instead.
Stray start tag “tbody”.
Stray start tag “tr”.
Stray start tag “td”.
Stray end tag “td”.
Stray end tag “tr”.
Stray end tag “tbody”.
End tag “div” seen, but there were open elements.
Unclosed element “center”.
Warnings:
Element name “gcse:search” cannot be represented as XML 1.0.
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The “contentinfo” role is unnecessary for element “footer”.
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).
United States US