Errors:
Legacy doctype. Expected “<!DOCTYPE html>”.
When the attribute “xml:lang” in no namespace is specified, the element must also have the attribute “lang” present with the same value.
The “version” attribute on the “html” element is obsolete. You can safely omit it.
The “profile” attribute on the “head” element is obsolete. To declare which “meta” terms are used in the document, instead register the names as meta extensions. To trigger specific UA behaviors, use a “link” element instead.
A “charset” attribute on a “meta” element found after the first 1024 bytes.
Duplicate ID “Layer_1”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “form” not allowed on element “label” at this point.
Bad value “” for attribute “name” on element “input”: Must not be empty.
Element “img” is missing required attribute “src”.
Bad value “521” for attribute “rel” on element “a”: The string “521” is not a registered keyword.
Bad value “556” for attribute “rel” on element “a”: The string “556” is not a registered keyword.
Bad value “501” for attribute “rel” on element “a”: The string “501” is not a registered keyword.
Bad value “566” for attribute “rel” on element “a”: The string “566” is not a registered keyword.
Bad value “581” for attribute “rel” on element “a”: The string “581” is not a registered keyword.
Bad value “346” for attribute “rel” on element “a”: The string “346” is not a registered keyword.
Bad value “456” for attribute “rel” on element “a”: The string “456” is not a registered keyword.
The “for” attribute of the “label” element must refer to a non-hidden form control.
Warnings:
The “banner” role is unnecessary for element “header”.
The first occurrence of ID “Layer_1” was here.
The “main” role is unnecessary for element “main”.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Unsupported SVG version specified. This validator only supports SVG 1.1. The recommended way to suppress this warning is to remove the “version” attribute altogether.
The “contentinfo” role is unnecessary for element “footer”.
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