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