//метод ожидания

 protected void waitForVisibilityOf(By locator, Integer... timeOutInSeconds){
        int attempts =0;
        while (attempts <2){
            try {
                waitFor(ExpectedConditions.visibilityOfElementLocated(locator), (timeOutInSeconds.length >0 ? timeOutInSeconds[0]: null));
                break;
            } catch (StaleElementReferenceException e) {

            }
            attempts ++;
        }
    }
    private void waitFor(ExpectedCondition<WebElement> condition, Integer timeOutInSeconds){
        timeOutInSeconds = timeOutInSeconds != null ? timeOutInSeconds :30;
        WebDriverWait wait = new WebDriverWait(driver, timeOutInSeconds);
        wait.until(condition);
    }