Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Bad value “” for attribute “href” on element “link”: Must be non-empty.
Element “title” not allowed as child of element “head” in this context. (Suppressing further errors from this subtree.)
Bad value “kz_KZ” for attribute “hreflang” on element “link”: The language subtag “kz_kz” is not a valid language subtag.
The “center” element is obsolete. Use CSS instead.
Bad value “100%” for attribute “width” on element “img”: Expected a digit but saw “%” instead.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “kz” for attribute “hreflang” on element “a”: The language subtag “kz” is not a valid ISO language part of a language tag.
Stray end tag “a”.
Duplicate ID “post-”.
The “allowtransparency” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
An element with “role=tab” must be contained in, or owned by, an element with “role=tablist”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
The “for” attribute of the “label” element must refer to a non-hidden form control.
The “aria-controls” attribute must point to an element in the same document.
The “aria-labelledby” attribute must point to an element in the same document.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “post-” was here.
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).
Kazakhstan KZ