Getinvisiblehand.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “value” not allowed on element “meta” at this point.
Element “meta” is missing one or more of the following attributes: “content”, “property”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “clearer”.
Element “input” with attribute “type” whose value is “button” must have non-empty attribute “value”.
Attribute “country” not allowed on element “input” at this point.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Warnings:
The first occurrence of ID “clearer” 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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