Constellationr.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “ImageToolbar” for attribute “http-equiv” on element “meta”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Duplicate attribute “class”.
Stray end tag “main”.
Bad value “http://twitter.com/share?text=SuperNova+Award+Deadline+Extended+to+August+15 via @ConstellationR @courtneysato&url=https://www.constellationr.com/blog-news/supernova-award-deadline-extended-august-15” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “http://twitter.com/share?text=The+State+of+Digital+Transformation+in+2018 via @ConstellationR @courtneysato&url=https://www.constellationr.com/blog-news/state-digital-transformation-2018” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “mailto:?subject=The State of Digital Transformation in 2018&body=The State of Digital Transformation in 2018: https://www.constellationr.com/blog-news/state-digital-transformation-2018” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “http://twitter.com/share?text=Managing+Love via @ConstellationR @DrJanice&url=https://www.constellationr.com/managing-love” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “mailto:?subject=Managing Love&body=Managing Love: https://www.constellationr.com/managing-love” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Warnings:
The “banner” role is unnecessary for element “header”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “contentinfo” role is unnecessary for element “footer”.
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