- zoom out -     |||     ++ ZOOM WAY IN ++
+ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN +
+ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN +
+ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN +
+ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN +
+ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN +
+ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN +
+ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN ++ ZOOM IN +