.valign-cell{
    display: table-cell;
}
.parallax-container .parallax{
	background-position: center;

	background-attachment: fixed;

	-webkit-background-size: cover;
	   -moz-background-size: cover;
		-ms-background-size: cover;
		 -o-background-size: cover;
		    background-size: cover;
}
.parallax-container .parallax img {
	display: none;
}