Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
The “profile” attribute on the “head” element is obsolete. To declare which “meta” terms are used in the document, instead register the names as meta extensions. To trigger specific UA behaviors, use a “link” element instead.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
The “charset” attribute on the “link” element is obsolete. Use an HTTP Content-Type header on the linked resource instead.
Attribute “value” not allowed on element “input” at this point.
Element “input” is missing required attribute “alt”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “srp-singlepost-1”.
Duplicate ID “srp-singlepost-2”.
Duplicate ID “srp-singlepost-3”.
Duplicate ID “srp-singlepost-4”.
Warnings:
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The first occurrence of ID “srp-singlepost-1” was here.
The first occurrence of ID “srp-singlepost-2” was here.
The first occurrence of ID “srp-singlepost-3” was here.
The first occurrence of ID “srp-singlepost-4” was here.
This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.
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