@media only screen and ( min-width: 1400px ) {
/* breites Browserfenster */
body.site 
{
    background: transparent;
	background-image: url(/images/background.jpg);
    /*background-image: linear-gradient(90deg, rgba(255,255,255,0) calc(50% - 668px), rgba(255,255,255,1) calc(50% - 667px), rgba(255,255,255,1) calc(50% + 667px), rgba(255,255,255,0) calc(50% + 668px)), url(/images/background.jpg);*/
	background-repeat: no-repeat;
	background-size: cover;
	background-attachment: fixed;
  background-position: center center;
    /*background-color: #fffa;*/
}
}

@media only screen and ( min-width: 1400px ) {
/* breites Browserfenster */
.site-grid
{
background: linear-gradient(90deg, rgba(255,255,255,0) calc(50% - 668px), rgba(255,255,255,1) calc(50% - 667px), rgba(255,255,255,1) calc(50% + 667px), rgba(255,255,255,0) calc(50% + 668px));
}
}