Saco.se W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Empty heading.
The “contentinfo” role is unnecessary for element “footer”.
Errors:
An element with “role=tab” must be contained in, or owned by, an element with “role=tablist”.
Element “div” not allowed as child of element “button” 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.
No “p” element in scope but a “p” end tag seen.
Bad value “tel:+46 8 613 48 00 ” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.
Element “p” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Attribute “allow” not allowed on element “iframe” at this point.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The element “iframe” must not appear as a descendant of the “a” element.
Attribute value missing.
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
Element “p” not allowed as child of element “h2” in this context. (Suppressing further errors from this subtree.)
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