@media screen and (max-width: 800px) {
table {width:100%;}
thead {display: none;}
tr:nth-of-type(2n) {background-color: inherit;}
//*td:first-child {background: #f0f0f0; }*/
tbody td {display: block;  }
tbody td:before { 
    content: attr(data-th); 
    display: block;    
  }
}
.kolumnawyborcenter
{
	border-left:solid #ccc 1px;display:table-cell;padding-left:20px;
	text-align:center;
	vertical-align:middle;
}
.kolumnawyborleft
{
	display:table-cell;padding-right:10px;
	text-align:left;
	vertical-align:middle;
}