.parallax {
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  position: relative;
  /*height: 100vh;*/
  overflow: hidden;
}

@media (min-width: 300px) {
  .parallax {
    height: 85vh;
  }
}

@media (min-width: 768px) {
  .parallax {
    height: 100vh;
  }
}

.parallax-background {
  width: auto;
  height: auto;
  display: none;
  filter: brightness(50%);
  position: absolute;
  top: 0;
  left: 0;
  z-index: -100;
  display: block;
  min-width: 100%;
}

.parallax-background, .parallax-placeholder {
  filter: brightness(50%);
}

.parallax-placeholder {
  position: absolute;
  z-index: -200;
  top: 0px;
  left: 0px;
  width: 100%;
  height: 100%;
  background-image: url('../../assets/img/fejlec_video_indexkep.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.parallax-content h1 {
  font-family: arial black;
  font-size: 50px;
  color: white;
  margin: 0px;
  text-align: center;
  display: table-cell;
  vertical-align: middle;
}