Impresoras3d.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A “charset” attribute on a “meta” element found after the first 1024 bytes.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Element “head” is missing a required instance of child element “title”.
The “center” element is obsolete. Use CSS instead.
No “p” element in scope but a “p” end tag seen.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “style” not allowed as child of element “section” in this context. (Suppressing further errors from this subtree.)
No space between attributes.
Duplicate attribute “class”.
Attribute “target” not allowed on element “div” at this point.
Attribute “href” not allowed on element “div” at this point.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
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