code: private String sanitizeCssPropertyName(final String propertyName) {
      if (!propertyName.contains("-")) {
        return propertyName;
      } else {
        String sanitized = propertyName;
        int index = sanitized.indexOf('-');
        while (index != -1) {
          String charToBeReplaced = sanitized.substring(index + 1, index + 2);
          String replacement = charToBeReplaced.toUpperCase();
          sanitized = sanitized.replaceAll("-" + charToBeReplaced, replacement);
          index = sanitized.indexOf('-');
        }
        return sanitized;
      }
    }
docs: Replaces hyphen notation with camel case notation.
  
  @param propertyName
  the name of the CSS property to sanitize
  @return the sanitized CSS property name