Mitrakeluarga.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Start tag “head” seen but an element of the same type was already open.
A document must not include more than one “meta” element with a “charset” attribute.
Bogus comment.
Element “img” is missing required attribute “src”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “data-src” not allowed as child of element “picture” in this context. (Suppressing further errors from this subtree.)
Element “data-img” not allowed as child of element “picture” in this context. (Suppressing further errors from this subtree.)
Element “picture” is missing a required instance of child element “img”.
An element with “role=tab” must be contained in, or owned by, an element with “role=tablist”.
Element “p” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Stray start tag “head”.
Warnings:
This document appears to be written in Indonesian but the “html” start tag has “lang="en-US"”. Consider using “lang="id"” (or variant) instead.
Indonesia ID