Errors:
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 “https://www.facebook.com/tr?id=995724957137568&ev=PageView
&noscript=1” for attribute “src” on element “img”: Tab, new line or carriage return found.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “sticky-download-btn”.
Bad value “100%” for attribute “width” on element “video”: Expected a digit but saw “%” instead.
Bad value “100%” for attribute “height” on element “video”: Expected a digit but saw “%” instead.
Attribute “autobuffer” not allowed on element “video” at this point.
No space between attributes.
Duplicate ID “Layer_1”.
Duplicate ID “button”.
Stray end tag “div”.
Duplicate ID “logo”.
Start tag “a” seen but an element of the same type was already open.
End tag “footer” seen, but there were open elements.
Unclosed element “div”.
Element “script” must not have attribute “async” unless attribute “src” is also specified.
Warnings:
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “sticky-download-btn” was here.
The “main” role is unnecessary for element “main”.
The first occurrence of ID “Layer_1” was here.
The first occurrence of ID “button” was here.
The “contentinfo” role is unnecessary for element “footer”.
The first occurrence of ID “logo” was here.
United States US