Errors:
Attribute “xmlns:article” not allowed here.
Attribute “xmlns:book” not allowed here.
Attribute “xmlns:product” not allowed here.
Attribute “xmlns:profile” not allowed here.
Attribute “xmlns:video” not allowed here.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate attribute “type”.
Attribute “target” not allowed on element “i” at this point.
Element “div” not allowed as child of element “button” in this context. (Suppressing further errors from this subtree.)
Duplicate attribute “class”.
Duplicate ID “search-block-form”.
Duplicate ID “edit-keys”.
Duplicate ID “edit-submit”.
Duplicate ID “block-homepageexploreourworkhexagons”.
Duplicate ID “block-footerhexagons”.
Duplicate ID “block-footerlinksdonatesubscribe”.
Warnings:
Attribute with the local name “xmlns:article” is not serializable as XML 1.0.
Attribute with the local name “xmlns:book” is not serializable as XML 1.0.
Attribute with the local name “xmlns:product” is not serializable as XML 1.0.
Attribute with the local name “xmlns:profile” is not serializable as XML 1.0.
Attribute with the local name “xmlns:video” is not serializable as XML 1.0.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The first occurrence of ID “search-block-form” was here.
The first occurrence of ID “edit-keys” was here.
The first occurrence of ID “edit-submit” was here.
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “block-homepageexploreourworkhexagons” was here.
The first occurrence of ID “block-footerhexagons” was here.
The first occurrence of ID “block-footerlinksdonatesubscribe” was here.
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