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 “name” not allowed on element “meta” at this point.
Element “meta” is missing one or more of the following attributes: “itemprop”, “property”.
The “align” attribute on the “div” element is obsolete. Use CSS instead.
The “align” attribute on the “h1” element is obsolete. Use CSS instead.
The “width” attribute on the “table” element is obsolete. Use CSS instead.
The “align” attribute on the “table” element is obsolete. Use CSS instead.
The “border” attribute on the “table” element is obsolete. Use CSS instead.
The “align” attribute on the “td” element is obsolete. Use CSS instead.
The “width” attribute on the “td” element is obsolete. Use CSS instead.
Duplicate ID “comm100-button-427”.
The “clear” attribute on the “br” element is obsolete. Use CSS instead.
End tag “article” seen, but there were open elements.
Unclosed element “div”.
Start tag “div” seen in “table”.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Empty heading.
The first occurrence of ID “comm100-button-427” was here.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
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