.header .logo a::after {
  content: "";
  background-image: url("/themes/1lobochnia/css/templates/images/boze_narodzenie_motyw.svg");
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  width: 51px;
  height: 63px;
  display: flex;
}

@media (min-width: 992px){
  .header .logo a::after {
    width: 69px;
    height: 85px;
  }
}

.slider-section::after {
  content: "";
  background-image: url("/themes/1lobochnia/css/templates/images/boze_narodzenie_tlo.svg");
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  width: 100%;
  height: 402px;
  display: block;
  position: absolute;
  left: 0;
  right: 0;
}