view.layer.shadowOffset = CGSizeMake(0,0);
view.layer.shadowOffset = CGSizeMake(5,0);
view.layer.shadowOffset = CGSizeMake(-5,0);
view.layer.shadowOffset = CGSizeMake(0,5);
view.layer.shadowOffset = CGSizeMake(0,-5);
view.layer.shadowOffset = CGSizeMake(5,5);
view.layer.shadowOffset = CGSizeMake(-5,-5);
f0a5b59b8ddbc17c0336bec9ee51b989.png