Errors:
Saw “<?”. Probable cause: Attempt to use an XML processing instruction in HTML. (XML processing instructions are not supported in HTML.)
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
“=” in an unquoted attribute value. Probable causes: Attributes running together or a URL query string in an unquoted attribute value.
Attribute “bildungsservice” not allowed on element “link” at this point.
Bad value “” for attribute “src” on element “img”: Must be non-empty.
The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.
The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.
The “border” attribute on the “table” element is obsolete. Use CSS instead.
The “align” attribute on the “td” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Element “h5{register:headerstyle}” not allowed as child of element “h5” in this context. (Suppressing further errors from this subtree.)
End tag “h5” seen, but there were open elements.
Unclosed element “h5{register:headerstyle}”.
Stray end tag “h5”.
Warnings:
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
Element name “h5{register:headerstyle}” cannot be represented as XML 1.0.
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