Errors:
The “version” attribute on the “html” element is obsolete. You can safely omit it.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “dl” is missing a required child element.
Element “span” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Duplicate attribute “class”.
No space between attributes.
Element “style” not allowed as child of element “article” 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.)
Element “ul” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Bad value “” for attribute “id” on element “div”: An ID must not be the empty string.
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 “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “nav-pushdown”.
The text content of element “time” was not in the required format: The literal did not satisfy the time-datetime format.
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “button” role is unnecessary for element “button”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Empty heading.
The first occurrence of ID “nav-pushdown” was here.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
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