.big_news .bignewsid-25{
 background-image: url('../../../../images/aktualnosci/20170914_mb_01.jpg'), url('../../../../images/aktualnosci/20170914_mb_04.jpg'), url('../../../../images/aktualnosci/20170914_mb_03.jpg'), url('../../../../images/aktualnosci/20170914_mb_02.jpg');
 background-position: -10% 0%, 100% 0%, -0% 100%, 100% 100%;
 background-repeat: no-repeat, no-repeat, no-repeat, no-repeat;
 background-size: 31%, 16%, 18%, 30%;
}