Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “banner” role is unnecessary for element “header”.
The first occurrence of ID “forum_login_form” was here.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
The first occurrence of ID “forumLink” was here.
The “navigation” role is unnecessary for element “nav”.
The “main” role is unnecessary for element “main”.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
Attribute “1” is not serializable as XML 1.0.
The “contentinfo” role is unnecessary for element “footer”.
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).
Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Duplicate ID “forum_login_form”.
Duplicate ID “forumLink”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate attribute “id”.
Bad value “100%” for attribute “width” on element “img”: Expected a digit but saw “%” instead.
Element “img” is missing required attribute “src”.
No “p” element in scope but a “p” end tag seen.
No space between attributes.
Attribute “1” not allowed on element “section” at this point.
The “center” element is obsolete. Use CSS instead.
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