Ultimatebass.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
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 “//fonts.googleapis.com/css?family=Merriweather+Sans:normal|Merriweather:normal|Open+Sans:normal&subset=latin” for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.
Bad value “” for attribute “src” on element “img”: Must be non-empty.
Bad value “” for attribute “srcset” on element “img”: Must contain one or more image candidate strings.
The “center” element is obsolete. Use CSS instead.
Bad value “1px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Bad value “1px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.
Duplicate ID “sidebar”.
Attribute “_lpchecked” not allowed on element “form” at this point.
Duplicate ID “logo”.
Warnings:
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The “complementary” role is unnecessary for element “aside”.
The first occurrence of ID “sidebar” was here.
The “contentinfo” role is unnecessary for element “footer”.
The first occurrence of ID “logo” was here.
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