Errors:
Obsolete doctype. Expected “<!DOCTYPE html>”.
Attribute “xmlns:fb” not allowed here.
The “center” element is obsolete. Use CSS instead.
The “font” element is obsolete. Use CSS instead.
Row 1 of a row group established by a “tbody” element has no cells beginning on it.
“td” start tag in table body.
The “width” attribute on the “td” element is obsolete.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.
Attribute “width” not allowed on element “div” at this point.
Attribute “height” not allowed on element “div” at this point.
The “clear” attribute on the “br” element is obsolete. Use CSS instead.
No “p” element in scope but a “p” end tag seen.
Element “p” not allowed as child of element “h3” in this context. (Suppressing further errors from this subtree.)
Self-closing syntax (“/>”) used on a non-void HTML element. Ignoring the slash and treating as a start tag.
Start tag “a” seen but an element of the same type was already open.
Warnings:
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
A table row was 2 columns wide and exceeded the column count established by the first row (0).
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
A table row was 3 columns wide and exceeded the column count established by the first row (0).
The “navigation” role is unnecessary for element “nav”.
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