code: public static ExpectedCondition<List<WebElement>> visibilityOfAllElements(
      final WebElement... elements) {
      return visibilityOfAllElements(Arrays.asList(elements));
    }
docs: An expectation for checking that all elements present on the web page that match the locator
  are visible. Visibility means that the elements are not only displayed but also have a height
  and width that is greater than 0.
  
  @param elements list of WebElements
  @return the list of WebElements once they are located