.strefaeksperckaid-252 {
     background-image:
     url('../../../../images/expert/pop2_01.jpg'),
     url('../../../../images/expert/pop2_02.jpg'),
     url('../../../../images/expert/pop2_04.jpg'),
     url('../../../../images/expert/pop2_03.jpg');
     background-position: -19% 0%, 115% 28%, -16% 65%, 125% 100%;
     background-repeat: no-repeat,no-repeat,no-repeat,no-repeat,no-repeat;
     background-size: 50%, 35%, 40%, 50%;
}
/* poziom pion*/