Webmanagercenter.com W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The first occurrence of ID “fb-root” was here.
Errors:
A “charset” attribute on a “meta” element found after the first 1024 bytes.
Bad value “Expires” for attribute “http-equiv” on element “meta”.
Bad value “Pragma” for attribute “http-equiv” on element “meta”.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Element “h1” not allowed as child of element “a” in this context. (Suppressing further errors from this subtree.)
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
Element “center” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
The “center” element is obsolete. Use CSS instead.
The element “input” must not appear as a descendant of the “a” element.
The “clear” attribute on the “br” element is obsolete. Use CSS instead.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “fb-root”.
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