.jarallax {
  position: relative;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: inherit !important;
  z-index: 99;
}


/* hero block */
.demo-table {
  display: table;
  width: 100%;
  height: 600px;
  background-color: rgba(39,35,51,0.8);
}
.demo-table-cell {
  display: table-cell;
  text-align: center;
  vertical-align: middle;
}

/* gap */
.demo-gap {
  padding: 50px;
  background-color: #272333;
  text-align: center;
}

/* full height demo */
html.demo-full-height,
html.demo-full-height body,
html.demo-full-height .jarallax,
html.demo-full-height .demo-table {
  height: 100%;
}
html.demo-full-height .jarallax,
html.demo-full-height .demo-table {
  min-height: 900px;
}