Petage.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Bad value “https://fonts.googleapis.com/css?family=Ubuntu:400,700,400italic,500|Open+Sans:400,700,400italic” 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.
Bad value “https://theeventscalendar.com/” for attribute “rel” on element “link”: The string “https://theeventscalendar.com/” is not a registered keyword.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate attribute “class”.
Duplicate ID “banner”.
Attribute “height” not allowed on element “a” at this point.
Warnings:
The first occurrence of ID “banner” was here.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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