a better layout

do horizontal first, and if a third window is added, enable vertical mode

xmonad/xmonad.hs

@@ -34,6 +34,8 @@ import XMonad.Layout.SimplestFloat
 import XMonad.Layout.Spacing
 import XMonad.Actions.PerWindowKeys 
 import XMonad.Actions.FindEmptyWorkspace
+import XMonad.Layout.Grid
+import XMonad.Layout.PerScreen (ifWider)
 
 
 main :: IO ()
@@ -96,11 +98,12 @@ myTheme = def
     }
 
 
+
+
 myLayout = mouseResize $ spacingRaw True (Border 10 10 10 10) True (Border 10 10 10 10) True $
-           Tall 1 (3/100) (1/2) ||| Full
-
-
-
+           tallLayout ||| Full
+    where
+        tallLayout = Tall 2 (3/100) (1/2)
 
 myXmobarPP :: PP
 myXmobarPP = def