Errors:
Obsolete doctype. Expected “<!DOCTYPE html>”.
When the attribute “xml:lang” in no namespace is specified, the element must also have the attribute “lang” present with the same value.
Attribute “blzsys” not allowed on element “script” at this point.
Bad value “” for attribute “href” on element “link”: Must be non-empty.
Bad value “application/xhtml+xml; charset=utf-8” for attribute “content” on element “meta”: The legacy encoding declaration did not start with “text/html;”.
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
Bad value “imagetoolbar” for attribute “http-equiv” on element “meta”.
Attribute “itemprop” not allowed on element “meta” at this point.
Element “input” is missing required attribute “alt”.
Stray doctype.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
The element “button” must not appear as a descendant of the “a” element.
The “label” element may contain at most one “button”, “input”, “meter”, “output”, “progress”, “select”, or “textarea” descendant.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Warnings:
The “language” attribute on the “script” element is obsolete. You can safely omit it.
“label” element with multiple labelable descendants.
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