Errors:
Bad value “icon” for attribute “type” on element “link”: Subtype missing.
Bad value “screen,projection” for attribute “media” on element “link”: Deprecated media type “projection”. For guidance, see the Media Types section in the current Media Queries specification.
Element “link” is missing one or more of the following attributes: “itemprop”, “property”, “rel”.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Saw “<?”. Probable cause: Attempt to use an XML processing instruction in HTML. (XML processing instructions are not supported in HTML.)
Duplicate ID “logo”.
Duplicate ID “mcu-logo”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.
The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.
The “align” attribute on the “table” element is obsolete. Use CSS instead.
The “width” attribute on the “table” element is obsolete. Use CSS instead.
The “border” attribute on the “table” element is obsolete. Use CSS instead.
The “align” attribute on the “td” element is obsolete. Use CSS instead.
The “align” attribute on the “img” element is obsolete. Use CSS instead.
The “bgcolor” attribute on the “td” element is obsolete. Use CSS instead.
Attribute “label” not allowed on element “img” at this point.
The “height” attribute on the “td” element is obsolete. Use CSS instead.
Attribute “alt” not allowed on element “a” at this point.
Duplicate ID “email”.
Duplicate ID “URL”.
Duplicate ID “UTM_SOURCE”.
Duplicate ID “UTM_MEDIUM”.
Duplicate ID “UTM_CAMP”.
Duplicate ID “GCLID”.
End tag “main” seen, but there were open elements.
Unclosed element “div”.
Warnings:
The first occurrence of ID “logo” was here.
The first occurrence of ID “mcu-logo” was here.
Empty heading.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The first occurrence of ID “email” was here.
The first occurrence of ID “URL” was here.
The first occurrence of ID “UTM_SOURCE” was here.
The first occurrence of ID “UTM_MEDIUM” was here.
The first occurrence of ID “UTM_CAMP” was here.
The first occurrence of ID “GCLID” was here.
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