/**
  * Get a text styled with one of bootstrap contextual backgrounds
  * @param string $content - The text
  * @param string $style - One of bootstrap styles e.g. primary
  * @param string $tag - In which tag the text will wrap in
  * @param array $options - Html options
  * @return $tag element with the $content
  */
 public function getBackgroundText($content, $style, $tag = 'p', $options = [])
 {
     $css = GeneralFunctions::getBackgroundClass($style);
     $options['class'] = GeneralFunctions::combineValues($options, 'class', $css);
     return $this->Html->tag($tag, $content, $options);
 }