Errors:
Bad value “https://fonts.googleapis.com/css?family=Ubuntu:300,300italic,400,500,700|Quattrocento+Sans” for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Saw “<?”. Probable cause: Attempt to use an XML processing instruction in HTML. (XML processing instructions are not supported in HTML.)
Stray doctype.
Duplicate ID “Layer_1”.
Element “div” is missing one or more of the following attributes: “role”.
Element “div” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
End tag “ul” seen, but there were open elements.
Unclosed element “div”.
Stray start tag “div”.
Stray start tag “ul”.
Stray start tag “a”.
Stray end tag “a”.
Stray end tag “ul”.
Stray end tag “div”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
End tag “a” violates nesting rules.
No space between attributes.
Text not allowed in element “iframe” in this context.
Warnings:
The “banner” role is unnecessary for element “header”.
The first occurrence of ID “Layer_1” was here.
The “navigation” role is unnecessary for element “nav”.
The “main” role is unnecessary for element “main”.
The “contentinfo” role is unnecessary for element “footer”.
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