Mianbao99.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Bad value “Cache-Control” for attribute “http-equiv” on element “meta”.
Attribute “data” not allowed on element “a” at this point.
The element “label” must not appear as a descendant of the “a” element.
Attribute “alt” not allowed on element “a” at this point.
Duplicate attribute “target”.
Duplicate ID “kw”.
Warnings:
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The first occurrence of ID “kw” was here.
This document appears to be written in Simplified Chinese. Consider adding “lang="zh-hans"” (or variant) to the “html” start tag.
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