Errors:
Attribute “xmlns:og” not allowed here.
Attribute “xmlns:fb” not allowed here.
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 “android-touch-icon” for attribute “rel” on element “link”: The string “android-touch-icon” is not a registered keyword.
A “link” element with a “sizes” attribute must have a “rel” attribute that contains the value “icon” or the value “apple-touch-icon”.
Duplicate ID “Ebene_1”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “ironiemodus:on” not allowed as child of element “p” in this context. (Suppressing further errors from this subtree.)
End tag “p” seen, but there were open elements.
Unclosed element “ironiemodus:off”.
Unclosed element “ironiemodus:on”.
Element “link” not allowed as child of element “svg” in this context. (Suppressing further errors from this subtree.)
The “itemprop” attribute was specified, but the element is not a property of any item.
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
The first occurrence of ID “Ebene_1” was here.
Element name “ironiemodus:on” cannot be represented as XML 1.0.
Element name “ironiemodus:off” cannot be represented as XML 1.0.
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