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 “” for attribute “id” on element “body”: An ID must not be the empty string.
Element “div” not allowed as child of element “button” in this context. (Suppressing further errors from this subtree.)
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Duplicate attribute “placeholder”.
Element “li” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “style” not allowed as child of element “nav” in this context. (Suppressing further errors from this subtree.)
Element “li” not allowed as child of element “header” in this context. (Suppressing further errors from this subtree.)
Element “style” not allowed as child of element “a” in this context. (Suppressing further errors from this subtree.)
A slash was not immediately followed by “>”.
Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.
Attribute “60mm” not allowed on element “img” at this point.
Attribute “handcrafted” not allowed on element “img” at this point.
Attribute “set” not allowed on element “img” at this point.
Attribute “of” not allowed on element “img” at this point.
Attribute “24” not allowed on element “img” at this point.
Attribute “christmas” not allowed on element “img” at this point.
Attribute “ball” not allowed on element “img” at this point.
Attribute “ornaments” not allowed on element “img” at this point.
Attribute “-” not allowed on element “img” at this point.
Attribute “red"” not allowed on element “img” at this point.
Attribute “silver"” not allowed on element “img” at this point.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “autocorrect” not allowed on element “input” at this point.
Attribute “autocapitalize” not allowed on element “input” at this point.
A document must not include more than one “autofocus” attribute.
Element “script” must not have attribute “async” unless attribute “src” is also specified.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
The “aria-controls” attribute must point to an element in the same document.
Warnings:
The “navigation” role is unnecessary for element “nav”.
The “banner” role is unnecessary for element “header”.
The “main” role is unnecessary for element “main”.
Attribute “60mm” is not serializable as XML 1.0.
Attribute “24” is not serializable as XML 1.0.
Attribute “-” is not serializable as XML 1.0.
Attribute “red"” is not serializable as XML 1.0.
Attribute “silver"” is not serializable as XML 1.0.
The “contentinfo” role is unnecessary for element “footer”.
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