Gwpharm.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “ImageToolbar” for attribute “http-equiv” on element “meta”.
Bad value “https://fonts.googleapis.com/css?family=Roboto+Slab:300,400,700|Roboto:300,300i,400,400i,700,700i” for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.
Attribute “about” not allowed on element “article” at this point.
Attribute “content” not allowed on element “span” at this point.
Attribute “about” not allowed on element “div” at this point.
Duplicate ID “main-logo”.
Warnings:
The “main” role is unnecessary for element “main”.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
The “complementary” role is unnecessary for element “aside”.
The first occurrence of ID “main-logo” was here.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “contentinfo” role is unnecessary for element “footer”.
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