Errors:
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
The element “a” must not appear as a descendant of the “button” element.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Bad value “true” for attribute “readonly” on element “input”.
No space between attributes.
The “center” element is obsolete.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.
The element “button” must not appear as a descendant of the “a” element.
Duplicate ID “scroll”.
Bad value “footer ” for attribute “id” on element “footer”: An ID must not contain whitespace.
Attribute “href” not allowed on element “div” at this point.
Element “h3” not allowed as child of element “label” in this context. (Suppressing further errors from this subtree.)
Element “p” not allowed as child of element “label” in this context. (Suppressing further errors from this subtree.)
End tag “footer” seen, but there were open elements.
Unclosed element “div”.
Warnings:
The first occurrence of ID “scroll” was here.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.
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