Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Empty heading.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The first occurrence of ID “start” was here.
The first occurrence of ID “docs-internal-guid-59208c3c-e377-79c0-60e6-af829aa53a02” was here.
The first occurrence of ID “base” was here.
Errors:
Bad value for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Bad value “side-bar my-nav” for attribute “id” on element “div”: An ID must not contain whitespace.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
No “p” element in scope but a “p” end tag seen.
The “align” attribute on the “h1” element is obsolete. Use CSS instead.
The “align” attribute on the “h3” element is obsolete. Use CSS instead.
Duplicate ID “start”.
Start tag “a” seen but an element of the same type was already open.
Stray end tag “a”.
End tag “p” implied, but there were open elements.
Unclosed element “span”.
Duplicate ID “docs-internal-guid-59208c3c-e377-79c0-60e6-af829aa53a02”.
Stray end tag “span”.
Duplicate ID “base”.
The “itemprop” attribute was specified, but the element is not a property of any item.
Russian Federation RU