.st-galerie-desktop {
	display: block;
}
.st-galerie-tablet {
	display: none;
}
.st-galerie-handy {
	display: none;
}
@media only screen and (max-width: 991px) {
.st-galerie-desktop {
	display: none;
}
.st-galerie-tablet {
	display: block;
}
.st-galerie-handy {
	display: none;
}
}
@media only screen and (max-width: 450) {
.st-galerie-desktop {
	display: none;
}
.st-galerie-tablet {
	display: none;
}
.st-galerie-handy {
	display: block;
}    
}