#video_background {
    /* position:absolute;
	bottom:0px;
	right: 0px;
	min-width: 100%;
	min-height:100%;
	width: auto;
	height: auto;
	z-index: -1000;
	overflow: hidden; */
 
    position: fixed;
	top: 0;
	right: 0;
	bottom:0;
	left: 0;
	z-index: -1000;
	
}