This tool is an ongoing experiment in better HTML checking, and its behavior remains subject to change
The document validates according to the specified schema(s).
Used the schema for HTML + SVG 1.1 + MathML 3.0 + RDFa 1.1.
Used the HTML parser. Externally specified character encoding was UTF-8.
Total execution time 1496 milliseconds.
About this checker • Report an issue • Version: 21.5.17