Errors:
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
Bad value “expires” for attribute “http-equiv” on element “meta”.
Bad value “imagetoolbar” for attribute “http-equiv” on element “meta”.
Element “script” must not have attribute “defer” unless attribute “src” is also specified.
Bad start tag in “img” in “head”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Stray end tag “noscript”.
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
Duplicate ID “langSwitcherBox”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Bad value “true” for attribute “allowfullscreen” on element “iframe”.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “allowtransparency” attribute on the “iframe” element is obsolete. Use CSS instead.
Start tag “a” seen but an element of the same type was already open.
End tag “a” violates nesting rules.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “langSwitcherBox” was here.
Text run is not in Unicode Normalization Form C.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
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