Shikiho.jp W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “xmlns:og” not allowed here.
Attribute “xmlns:fb” not allowed here.
Attribute “xmlns:website” not allowed here.
Attribute “xmlns:article” not allowed here.
Attribute “xmlns:twitter” not allowed here.
Bad value “/shikiho/common/img/logimg.gif?p=/tk/&s=&k=&u=&c=0&r=&ua=Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:57.0) Gecko/20100101 Firefox/57.0&logt=20180926145801776” for attribute “src” on element “img”: Illegal character in query: space is not allowed.
Attribute “width” not allowed on element “input” at this point.
Attribute “height” not allowed on element “input” at this point.
Attribute “alt” not allowed on element “input” at this point.
Bad value “300px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.
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.
Attribute with the local name “xmlns:website” is not serializable as XML 1.0.
Attribute with the local name “xmlns:article” is not serializable as XML 1.0.
Attribute with the local name “xmlns:twitter” is not serializable as XML 1.0.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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