Twiningsusa.com 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:
A document must not include more than one “meta” element with its “name” attribute set to the value “description”.
Element “base” not allowed as child of element “head” in this context. (Suppressing further errors from this subtree.)
Attribute “size” not allowed on element “input” at this point.
Attribute “placeholder” not allowed on element “input” at this point.
Attribute “placeholder” is only allowed when the input type is “email”, “number”, “password”, “search”, “tel”, “text”, or “url”.
The “font” element is obsolete. Use CSS instead.
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