Dentrix.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Stray end tag “span”.
Element “table” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
The “valign” attribute on the “td” element is obsolete. Use CSS instead.
Stray end tag “div”.
Stray end tag “nav”.
Bad value “” for attribute “poster” on element “video”: Must be non-empty.
Bad value “/resources/images/Website Tile-DTX Mastery Tracks.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.
Bad value “” for attribute “src” on element “iframe”: Must be non-empty.
No space between attributes.
Attribute “f” not allowed on element “p” at this point.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
No “p” element in scope but a “p” end tag seen.
Attribute “tname” not allowed on element “a” at this point.
Bad value “99.8%” for attribute “width” on element “iframe”: Expected a digit but saw “.” instead.
Attribute “active” not allowed on element “iframe” at this point.
Warnings:
The “navigation” role is unnecessary for element “nav”.
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