title: ElementNotVisibleException when use headless Chrome browser
body: <p>When I run test script in headless mode chrome browser, element link is not visible, is not able to do <code>linkElement.click()</code>. in head mode is everything OK. All other info are in stacktrace. 
  Anyone knows what to do, please?</p>
  
  <p>StackTrace:</p>
  
  <blockquote>
    <p>ERROR occurred: Message: element not visible<br>
     (Session info: headless chrome=60.0.3112.90)<br>
      (Driver info: chromedriver=2.31.488763 (092de99f48a300323ecf8c2a4e2e7cab51de5ba8),platform=Windows NT 6.1.7601 SP1 x86_64)<br>
    Traceback (most recent call last):<br>
      File "C:\nik-x.py", line 148, in main<br>
        func(nik)<br>
      File "C:\lib\support.py", line 121, in wrapper<br>
        raise ret<br>
      File "C:\lib\support.py", line 108, in newFunc<br>
        res[0] = func(*args, **kwargs)<br>
      File "C:\testcases\nik-1003.py", line 37, in testcase<br>
        i.click()<br>
      File "C:\Python36\lib\site-packages\selenium\webdriver\remote\webelement.py", line 7<br>
    7, in click<br>
        self._execute(Command.CLICK_ELEMENT)<br>
      File "C:\Python36\lib\site-packages\selenium\webdriver\remote\webelement.py", line 4<br>
    93, in _execute<br>
        return self._parent.execute(command, params)<br>
      File "C:\Python36\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 25<br>
    6, in execute<br>
        self.error_handler.check_response(response)<br>
      File "C:\Python36\lib\site-packages\selenium\webdriver\remote\errorhandler.py", line<br>
     194, in check_response<br>
        raise exception_class(message, screen, stacktrace)<br>
    selenium.common.exceptions.ElementNotVisibleException: Message: element not visible<br>
      (Session info: headless chrome=60.0.3112.90)<br>
      (Driver info: chromedriver=2.31.488763 (092de99f48a300323ecf8c2a4e2e7cab51de5ba8),platform=Windows NT 6.1.7601 SP1 x86_64)</p>
  </blockquote>
  
  <p>Here is my piece of code:<br>
     <code>icons = nik.elementLeftmenuSportIcons()
      for i in icons[:-1]:
          try:
              i.click()</code>  </p>
  
  <p>HTML from testing page:                                                                             <code>&lt;a href="#" class="default b_futbal gaPageEventElement" data-ga-cat="Sporty" data-ga-action="futbal"&gt;
                      &lt;span class="left-menu-only-large-res"&gt;Futbal&lt;/span&gt;
      &lt;/a&gt;</code></p>