Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Bad value “” for attribute “href” on element “link”: Must be non-empty.
Duplicate ID “logo”.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “” for attribute “src” on element “img”: Must be non-empty.
A slash was not immediately followed by “>”.
Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.
Element “ahref="https:” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Stray end tag “a”.
Saw “<” when expecting an attribute name. Probable cause: Missing “>” immediately before.
Stray end tag “script”.
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:
Consider avoiding viewport values that prevent users from resizing documents.
The first occurrence of ID “logo” was here.
Attribute “2012” is not serializable as XML 1.0.
Attribute “10” is not serializable as XML 1.0.
Attribute “abc_seal.gif"” is not serializable as XML 1.0.
Element name “ahref="https:” cannot be represented as XML 1.0.
Attribute “<script” is not serializable as XML 1.0.
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