.darkveil-canvas{width:100%;height:100%;display:block;position:absolute;bottom:0;left:0;right:0;mask-image:linear-gradient(0deg,#000 0,rgba(0,0,0,.8) 40%,transparent);-webkit-mask-image:linear-gradient(0deg,#000 0,rgba(0,0,0,.8) 40%,transparent);opacity:.6}