Razvitie-krohi.ru 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=Open+Sans:normal|PT+Sans:normal|PT+Sans:700&subset=cyrillic” for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.
Element “gcse:search” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “featured-thumbnail”.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
The “banner” role is unnecessary for element “header”.
Element name “gcse:search” cannot be represented as XML 1.0.
The first occurrence of ID “featured-thumbnail” was here.
The value of attribute “alt” on element “img” from namespace “http://www.w3.org/1999/xhtml” is not in Unicode Normalization Form C.
The “contentinfo” role is unnecessary for element “footer”.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
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