public function styles($style = null, $definition = null)
    {
        return $this->_out->styles($style, $definition);
    }
public function styles($style = null, $definition = null)
    {
        return $this->_out->styles($style, $definition);
    }
public function styles ( $ style = null , $ definition = null ) { return $ this -> _out -> styles ( $ style , $ definition ) ; }
Add a new output style or get defined styles.

@param string|null $style The style to get or create.
@param array|bool|null $definition The array definition of the style to change or create a style
or false to remove a style.
@return mixed If you are getting styles, the style or null will be returned. If you are creating/modifying
styles true will be returned.
@see \Cake\Console\ConsoleOutput::styles()
Add a new output style or get defined styles .