Errors:
Attribute “xmlns:og” not allowed here.
Attribute “xmlns:fb” not allowed here.
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 “4 steps” for attribute “id” on element “a”: An ID must not contain whitespace.
Bad value “#Video Streaming Services” for attribute “href” on element “a”: Illegal character in fragment: space is not allowed.
Bad value “#Video Streaming Devices” for attribute “href” on element “a”: Illegal character in fragment: space is not allowed.
Bad value “#HD Antennas” for attribute “href” on element “a”: Illegal character in fragment: space is not allowed.
Bad value “Video Streaming Services” for attribute “id” on element “a”: An ID must not contain whitespace.
Bad value “#4 steps” for attribute “href” on element “a”: Illegal character in fragment: space is not allowed.
Bad value “Stream TV Scams” for attribute “id” on element “a”: An ID must not contain whitespace.
Bad value “Video Streaming Devices” for attribute “id” on element “a”: An ID must not contain whitespace.
Bad value “HD Antennas” for attribute “id” on element “a”: An ID must not contain whitespace.
Duplicate attribute “rel”.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
Attribute “name” not allowed on element “meta” at this point.
Element “meta” is missing one or more of the following attributes: “itemprop”, “property”.
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
Attribute with the local name “xmlns:fb” is not serializable 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).
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