Errors:
The “version” attribute on the “html” element is obsolete. You can safely omit it.
Bad value “x-dns-prefetch-control” for attribute “http-equiv” on element “meta”.
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Attribute “app-argument” not allowed on element “meta” at this point.
Element “ul” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Element “form” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Attribute “data” not allowed on element “li” at this point.
Element “img” is missing required attribute “src”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “position” not allowed on element “form” at this point.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Duplicate attribute “class”.
Bad value “” for attribute “src” on element “img”: Must be non-empty.
End tag “a” violates nesting rules.
No “u” element in scope but a “u” end tag seen.
Bad value “WeChat” for attribute “rel” on element “a”: The string “WeChat” is not a registered keyword.
Duplicate ID “icon”.
Duplicate ID “footer”.
No “p” element in scope but a “p” end tag seen.
End tag for “body” seen, but there were unclosed elements.
Unclosed element “div”.
The “aria-labelledby” attribute must point to an element in the same document.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
The first occurrence of ID “icon” was here.
The first occurrence of ID “footer” was here.
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