{$class-push-notifications}
  position: fixed;

{$class-push-notifications--bottom-left}
  bottom: $var-push-notification-distance-y unless $var-push-notification-distance-y is false or is-ident($var-push-notification-distance-y)
  left: $var-push-notification-distance-x unless $var-push-notification-distance-x is false or is-ident($var-push-notification-distance-x)

{$class-push-notifications--bottom-right}
  bottom: $var-push-notification-distance-y unless $var-push-notification-distance-y is false or is-ident($var-push-notification-distance-y)
  right: $var-push-notification-distance-x unless $var-push-notification-distance-x is false or is-ident($var-push-notification-distance-x)

{$class-push-notifications--top-left}
  left: $var-push-notification-distance-x unless $var-push-notification-distance-x is false or is-ident($var-push-notification-distance-x)
  top: $var-push-notification-distance-y unless $var-push-notification-distance-y is false or is-ident($var-push-notification-distance-y)

{$class-push-notifications--top-right}
  right: $var-push-notification-distance-x unless $var-push-notification-distance-x is false or is-ident($var-push-notification-distance-x)
  top: $var-push-notification-distance-y unless $var-push-notification-distance-y is false or is-ident($var-push-notification-distance-y)