@media only screen and (min-width: 1000px) {
    body {
    	background: url(WP_20150414_15_24_16_Pro.jpg) no-repeat center center fixed; 
     	-webkit-background-size: cover;
     	-moz-background-size: cover;
    	-o-background-size: cover;
    	background-size: cover;
    }
}
@media only screen and (max-width: 1000px) {
    body {
        background-image: none;
    }
}