Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “type” attribute is unnecessary for JavaScript resources.
Errors:
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
Bad value “Pragma” for attribute “http-equiv” on element “meta”.
Attribute “value” not allowed on element “meta” at this point.
Element “meta” is missing one or more of the following attributes: “content”, “property”.
Element “link” is missing one or more of the following attributes: “href”, “resource”.
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”.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
CSS: Unknown pseudo-element or pseudo-class “:focus-visible”
CSS: “vector-effect”: Property “vector-effect” doesn't exist.
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
The element “header” must not appear as a descendant of the “header” element.
Attribute “disabled” not allowed on element “a” at this point.
Element “div” is missing one or more of the following attributes: “role”.
Element “div” not allowed as child of element “button” in this context. (Suppressing further errors from this subtree.)
The element “input” must not appear as a descendant of the “a” element.
Attribute “color” not allowed on element “h1” at this point.
Attribute “color” not allowed on element “span” at this point.
Attribute “color” not allowed on element “a” at this point.
Bad value “button” for attribute “type” on element “a”: Subtype missing.
An element with the attribute “tabindex” must not appear as a descendant of an element with the attribute “role=button”.
An element with the attribute “tabindex” must not appear as a descendant of the “a” element.
Attribute “color” not allowed on element “h2” at this point.
Attribute “color” not allowed on element “div” at this point.
Attribute “offset” not allowed on element “div” at this point.
Attribute “order” not allowed on element “div” at this point.
Attribute “color” not allowed on element “p” at this point.
Attribute “src” not allowed on element “div” at this point.
Attribute “color” not allowed on element “h5” at this point.
Attribute “width” not allowed on element “div” at this point.
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