Prem.link W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “btnLogin” was here.
The first occurrence of ID “signin” was here.
Errors:
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Bad value “90%” for attribute “size” on element “input”: Expected a digit but saw “%” instead.
Duplicate ID “btnLogin”.
The element “button” must not appear as a descendant of the “a” element.
The “center” element is obsolete. Use CSS instead.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The “font” element is obsolete. Use CSS instead.
The “align” attribute on the “td” element is obsolete. Use CSS instead.
Bad value “button” for attribute “type” on element “a”: Subtype missing.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Duplicate attribute “class”.
Duplicate attribute “required”.
Duplicate ID “signin”.
Character reference was not terminated by a semicolon.
Stray end tag “div”.
The “aria-labelledby” attribute must point to an element in the same document.
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