Technopoint.ru W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “type” attribute is unnecessary for JavaScript resources.
Attribute “0” is not serializable as XML 1.0.
Empty heading.
Errors:
Bad start tag in “div” in “head”.
Stray end tag “noscript”.
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
Element “source” is missing required attribute “srcset”.
Attribute “0” not allowed on element “img” at this point.
Attribute “tab-index” not allowed on element “a” at this point.
Element “img” is missing required attribute “src”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Bad value “” for attribute “id” on element “div”: An ID must not be the empty string.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The value of the “for” attribute of the “label” element must be the ID of a non-hidden form control.
The “itemprop” attribute was specified, but the element is not a property of any item.
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