Wisc-online.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “https://fonts.googleapis.com/css?family=Open+Sans+Condensed:300|Roboto” for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.
Attribute “content” not allowed on element “link” at this point.
Element “link” is missing required attribute “href”.
Duplicate ID “LearningObjects_Index”.
Attribute “xmlns:dct” not allowed here.
Attribute “xmlns:cc” not allowed here.
Bad value “cc:attributionURL” for attribute “rel” on element “a”: The string “cc:attributionURL” is not a registered keyword.
Warnings:
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “LearningObjects_Index” was here.
Attribute with the local name “xmlns:dct” is not serializable as XML 1.0.
Attribute with the local name “xmlns:cc” is not serializable as XML 1.0.
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