@media(min-width:768px){

body{
background-image: url(/images/responsive/ws-1400-school5.png);
    background-color: rgba(10,10,10,1);
    background-position: center;
/*     background-blend-mode: luminosity; */
background-repeat:no-repeat;background-attachment:fixed;
/* background-size: auto 140%; */
-webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
	transition: background-size 200s ease-in;
-moz-transition: background-size 200s ease-in;
-ms-transition: background-size 200s ease-in;
-o-transition: background-size 200s ease-in;
-webkit-transition: background-size 200s ease-in;
	}
}