Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Bad value “Content-Style-Type” for attribute “http-equiv” on element “meta”.
Bad value “Content-Script-Type” for attribute “http-equiv” on element “meta”.
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “marginwidth” attribute on the “iframe” element is obsolete. Use CSS instead.
The “marginheight” attribute on the “iframe” element is obsolete.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.
Attribute “alt” not allowed on element “h2” at this point.
Attribute “border” not allowed on element “iframe” at this point.
Attribute “framespacing” not allowed on element “iframe” at this point.
Duplicate ID “sns_banner”.
Stray start tag “script”.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
Empty heading.
The first occurrence of ID “sns_banner” was here.
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