code: @Nonnull
    public static CascadingStyleSheet readCascadingStyleSheetFromNode (@Nonnull final ECSSVersion eVersion,
                                                                       @Nonnull final CSSNode aNode,
                                                                       @Nonnull final ICSSInterpretErrorHandler aErrorHandler)
    {
      ValueEnforcer.notNull (eVersion, "Version");
      ValueEnforcer.notNull (aNode, "Node");
      if (!ECSSNodeType.ROOT.isNode (aNode, eVersion))
        throw new CSSHandlingException (aNode, "Passed node is not a root node!");
      ValueEnforcer.notNull (aErrorHandler, "ErrorHandler");
  
      return new CSSNodeToDomainObject (eVersion, aErrorHandler).createCascadingStyleSheetFromNode (aNode);
    }
docs: Create a {@link CascadingStyleSheet} object from a parsed object.
  
  @param eVersion
  The CSS version to use. May not be <code>null</code>.
  @param aNode
  The parsed CSS object to read. May not be <code>null</code>.
  @param aErrorHandler
  The error handler to be used. May not be <code>null</code>.
  @return Never <code>null</code>.
  @since 5.0.2