.parallax-container{position:relative;overflow:hidden;height:500px}.parallax{position:absolute;top:0;left:0;right:0;bottom:0;z-index:-1}.parallax img{display:none;position:absolute;left:50%;bottom:0;min-width:100%;min-height:100%;-webkit-transform:translate3d(0, 0, 0);transform:translate3d(0, 0, 0);transform:translateX(-50%)}