Aeal.es W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
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 “mark” in this context. (Suppressing further errors from this subtree.)
Element “center” not allowed as child of element “mark” in this context. (Suppressing further errors from this subtree.)
The “center” element is obsolete. Use CSS instead.
Element “hr” not allowed as child of element “mark” in this context. (Suppressing further errors from this subtree.)
Element “nav” not allowed as child of element “mark” in this context. (Suppressing further errors from this subtree.)
Element “div” not allowed as child of element “mark” in this context. (Suppressing further errors from this subtree.)
Element “p” not allowed as child of element “mark” 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.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
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