.pojemnik
{
  height: 130px;
  width: 800px;
  padding: 0;
  margin: 0;
  font-family: Arial, sans-serif;
  font-size: 16px;
  color: white;
  background-color: green;
}
  .pojemnik .w_lewo, .pojemnik .w_prawo
  {
    display: block;
    height: 120px;
    width:180px;
    background-image: url("obrazek.jpg");
  }
  .w_lewo
  {
    position: releative;
	float: left;
  }
  .w_prawo
  {
    position: relative;
	float: right;
  }