body{
	background-image: url(img/background_image.jpg);
    background-repeat: no-repeat;
    background-size: cover;
	background-position:center center;
    min-height: 100%;
}
footer{
	position:fixed; 
	bottom:0; 
	width:100%; 
	text-align:center; 
	color:#a1a1a1; 
	padding:20px 0; 
	font-size:11px;
}