docs: def child_element(self, by=By.ID, value=None, el_class=None):
          """
          Doesn't rise NoSuchElementException in case if there are no element with the selector.
          In this case ``exists()`` and ``is_displayed()`` methods of the element will return *False*.
          Attempt to call any other method supposed to interact with browser will raise NoSuchElementException.
  
          usages with ``'one string'`` selector:
           - find_element(by: str) -> PageElement
           - find_element(by: str, value: T <= PageElement) -> T
  
          usages with ``'webdriver'`` By selector
           - find_element(by: str, value: str) -> PageElement
           - find_element(by: str, value: str, el_class: T <= PageElement) -> T
  
          :type by: str
          :param by:
          :type value: str | T <= PageElement
          :param value:
          :type el_class: T <= PageElement
          :param el_class:
          :rtype: T <= PageElement
          :return:
          """
          el, selector = define_selector(by, value, el_class)
          return self._init_element(el(selector))