.Fixed-parallax-background {
  background: fixed;
  background-position: left;
  background-repeat: no-repeat;
}

.kartka {
  transform: rotate(-2deg);
  padding: 20px;
  background: #000;
  border-radius: 10px;
  box-shadow: 5px 5px 10px #222;
  margin-top: 40px;
}

@media (max-width: 799px) {
  .Fixed-parallax-background {
    background-image: none!important;
  }
}

.ofertazdjecie {
  min-height: 200px;
}

.m30 {
  margin: 30px;
}

@media (max-width: 799px) {
  .m30 {
    margin: 0px;
    max-width: 90%;
    font-size: 23px;
  }
}

@media (max-width: 799px) {
  #oferta h2 {
    margin: 0px 0px 20px;
    padding: 20px;
    text-align: center;
    width: 100%;
  }
}

@media (max-width: 799px) {
  #oferta p {
    margin: 0px 0px 20px;
    padding: 20px;
    text-align: center;
  }
}

@media (max-width: 799px) {
  .nav-item a {
    color: #333;
    text-align: center;
  }
}

@media (max-width: 799px) {
  .nav-item {
    background: white;
  }
}