.jarallax{position:relative;background-size:cover;background-repeat:no-repeat;background-position:50% 50%;z-index:999999}.demo-table{display:table;width:100%;height:600px;background-color:rgba(39,35,51,.8)}.demo-table-cell{display:table-cell;text-align:center;vertical-align:middle}.demo-gap{padding:50px;background-color:#272333;text-align:center}html.demo-full-height,html.demo-full-height .demo-table,html.demo-full-height .jarallax,html.demo-full-height body{height:100%}html.demo-full-height .demo-table,html.demo-full-height .jarallax{min-height:900px}