Errors:
Bad value “respond-proxy” for attribute “rel” on element “link”: The string “respond-proxy” is not a registered keyword.
Bad value “respond-redirect” for attribute “rel” on element “link”: The string “respond-redirect” is not a registered keyword.
Element “h1” not allowed as child of element “a” in this context. (Suppressing further errors from this subtree.)
Bad element name “gcse:searchbox-only”: Code point “U+003A” is not allowed
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “style” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Element “form” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Bad character “ ” after “<”. Probable cause: Unescaped “<”. Try escaping it as “<”.
Element “input” is missing required attribute “alt”.
Duplicate ID “gun-search-query-label”.
Duplicate ID “gun-search-query”.
Duplicate ID “gun-search-options”.
A numeric character reference expanded to the C1 controls range.
No “p” element in scope but a “p” end tag seen.
End tag “p” implied, but there were open elements.
Unclosed element “span”.
Stray end tag “span”.
Duplicate attribute “class”.
Element “script” must not have attribute “async” unless attribute “src” is also specified.
The “for” attribute of the “label” element must refer to a non-hidden form control.
Warnings:
The “banner” role is unnecessary for element “header”.
Empty heading.
Element name “gcse:searchbox-only” cannot be represented as XML 1.0.
The “navigation” role is unnecessary for element “nav”.
The “main” role is unnecessary for element “main”.
The first occurrence of ID “gun-search-query-label” was here.
The first occurrence of ID “gun-search-query” was here.
The first occurrence of ID “gun-search-options” was here.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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).
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.
United States US