Sitebox.ltd.uk W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Attribute “addthis:userid” is not serializable as XML 1.0.
A table row was 1 columns wide, which is less than the column count established by the first row (2).
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The first occurrence of ID “customModalLabel” was here.
Errors:
Attribute “addthis:userid” not allowed on element “a” at this point.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “tooltip” for attribute “rel” on element “a”: The string “tooltip” is not a registered keyword.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Bad value “https://www.sitebox.ltd.uk/images/Constructor Logo.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
The “width” attribute on the “table” element is obsolete. Use CSS instead.
The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.
The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.
The “border” attribute on the “table” element is obsolete. Use CSS instead.
Duplicate ID “customModalLabel”.
The “itemprop” attribute was specified, but the element is not a property of any item.
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