Pc841.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “Cache-Control” for attribute “http-equiv” on element “meta”.
Bad value “mobile-agent” for attribute “http-equiv” on element “meta”.
Bad value “only screen and(max-width: 640px)” for attribute “media” on element “link”: Expected a letter or whitespace but saw “(” instead.
Attribute “nsid” not allowed on element “span” at this point.
Attribute “nsid” not allowed on element “li” at this point.
Attribute “tips” not allowed on element “input” at this point.
Attribute “carousel-item” not allowed on element “div” at this point.
Bad value “100%” for attribute “width” on element “img”: Expected a digit but saw “%” instead.
Duplicate attribute “target”.
Warnings:
The “type” attribute is unnecessary for JavaScript resources.
Consider adding a “lang” attribute to the “html” start tag to declare the language of this document.
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