Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The “button” role is unnecessary for element “button”.
The “date” input type is not supported in all browsers. Please be sure to test, and consider using a polyfill.
Errors:
Bad value “200px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
Bad value “109px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.
Attribute “role” not allowed on element “label” at this point.
Bad value “nav” for attribute “role” on element “ul”.
The element “header” must not appear as a descendant of the “header” element.
Attribute “for” not allowed on element “div” at this point.
Element “b” not allowed as child of element “time” in this context. (Suppressing further errors from this subtree.)
Element “span” not allowed as child of element “time” in this context. (Suppressing further errors from this subtree.)
The text content of element “time” was not in the required format: The literal did not satisfy the time-datetime format.
Attribute “volume” not allowed on element “video” at this point.
Element “strong” not allowed as child of element “time” in this context. (Suppressing further errors from this subtree.)
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
Text not allowed in element “iframe” in this context.
Element “script” must not have attribute “charset” unless attribute “src” is also specified.
The “center” element is obsolete. Use CSS instead.
Element “meta” is missing one or more of the following attributes: “content”, “itemprop”, “property”.
Bad value “” for attribute “src” on element “img”: Must be non-empty.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bogus comment.
The “for” attribute of the “label” element must refer to a non-hidden form control.
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