Dutchamsterdam.nl W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Bad value “//fonts.googleapis.com/css?family=Roboto+Slab:normal|Raleway:600|Raleway:700|Roboto+Slab:300|Raleway:500&subset=latin” for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.
The “align” attribute on the “div” element is obsolete. Use CSS instead.
Duplicate ID “featured-thumbnail”.
No “p” element in scope but a “p” end tag seen.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “valign” not allowed on element “div” at this point.
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
Warnings:
The “banner” role is unnecessary for element “header”.
The first occurrence of ID “featured-thumbnail” was here.
The “complementary” role is unnecessary for element “aside”.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The “contentinfo” role is unnecessary for element “footer”.
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