Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
No space between attributes.
End tag “div” seen, but there were open elements.
Unclosed element “span”.
Bad value “1” for attribute “controls” on element “video”.
The “font” element is obsolete. Use CSS instead.
Attribute “0” not allowed on element “a” at this point.
Duplicate ID “features”.
Bad value “prettyphoto” for attribute “rel” on element “a”: The string “prettyphoto” is not a registered keyword.
Bad value “” for attribute “width” on element “img”: The empty string is not a valid non-negative integer.
Bad value “” for attribute “height” on element “img”: The empty string is not a valid non-negative integer.
Bad value “” for attribute “name” on element “input”: Must not be empty.
Text not allowed in element “iframe” in this context.
Bad value “50%” for attribute “width” on element “img”: Expected a digit but saw “%” instead.
Bad value “50%” for attribute “height” 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.
The “for” attribute of the “label” element must refer to a non-hidden form control.
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
Attribute “0” is not serializable as XML 1.0.
The first occurrence of ID “features” was here.
United States US