Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
A “link” element with a “sizes” attribute must have a “rel” attribute that contains the value “icon” or the value “apple-touch-icon”.
Bad start tag in “img” in “head”.
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 “noscript”.
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
Attribute “sketch:type” not allowed on element “g” at this point.
Bad value “Rectangle-473-+-Rectangle-473-Copy-+-Rectangle-473-Copy-2-Copy” for attribute “id” on element “g”: Not a valid XML 1.0 name.
Attribute “sketch:type” not allowed on element “rect” at this point.
Duplicate ID “Source”.
Element “h2” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Bad value “” for attribute “aria-hidden” on element “span”.
Element “div” not allowed as child of element “button” in this context. (Suppressing further errors from this subtree.)
Warnings:
Attribute “sketch:type” is not serializable as XML 1.0.
The first occurrence of ID “Source” was here.
Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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