diff --git a/pysollib/tile/selectcardset.py b/pysollib/tile/selectcardset.py
index f94b9fff..ea7f4b42 100644
--- a/pysollib/tile/selectcardset.py
+++ b/pysollib/tile/selectcardset.py
@@ -231,7 +231,7 @@ class SelectCardsetDialogWithPreview(MfxDialog):
         sh = self.top.winfo_screenheight()
 
         h = sh * .8
-        w1, w2 = min(300, sw / 4), max(sw / 2 + ((sw / 4) - 300), sw / 2)
+        w1, w2 = min(300, sw / 2.5), max(sw / 2 + ((sw / 2.5) - 300), sw / 2)
         paned_window = ttk.PanedWindow(top_frame, orient='horizontal')
         paned_window.pack(expand=True, fill='both')
         left_frame = ttk.Frame(paned_window)
diff --git a/pysollib/tile/selectgame.py b/pysollib/tile/selectgame.py
index 99211d58..6525b207 100644
--- a/pysollib/tile/selectgame.py
+++ b/pysollib/tile/selectgame.py
@@ -356,7 +356,7 @@ class SelectGameDialogWithPreview(SelectGameDialog):
         sh = self.top.winfo_screenheight()
 
         h = sh * .8
-        w1, w2 = min(250, sw / 3), max(sw / 2 + ((sw / 3) - 250), sw / 2)
+        w1, w2 = min(250, sw / 2.5), max(sw / 2 + ((sw / 2.5) - 250), sw / 2)
 
         # print sw, w1, w2
         # w2 = max(200, min(w2, 10 + 12 * (app.subsampled_images.CARDW + 10)))
diff --git a/pysollib/tile/selecttile.py b/pysollib/tile/selecttile.py
index 843b1186..6e1baf26 100644
--- a/pysollib/tile/selecttile.py
+++ b/pysollib/tile/selecttile.py
@@ -132,7 +132,7 @@ class SelectTileDialogWithPreview(MfxDialog):
         sh = self.top.winfo_screenheight()
 
         h = sh * .8
-        w1, w2 = min(250, sw / 4), max(sw / 2 + ((sw / 4) - 250), sw / 2)
+        w1, w2 = min(250, sw / 2.5), max(sw / 2 + ((sw / 2.5) - 250), sw / 2)
 
         font = app.getFont("default")
         padx, pady = 4, 4
diff --git a/pysollib/ui/tktile/selecttree.py b/pysollib/ui/tktile/selecttree.py
index 730db7cf..c3e8c0b6 100644
--- a/pysollib/ui/tktile/selecttree.py
+++ b/pysollib/ui/tktile/selecttree.py
@@ -99,6 +99,7 @@ class BaseSelectDialogTreeCanvas:
                 height = 25 * disty
             if parent and parent.winfo_screenheight() >= 800:
                 height = 30 * disty
+            height = min(height, parent.winfo_screenheight() * .35)
         self.lines = height // disty
         self._calc_MfxTreeInCanvas().__init__(
                 self, parent, self.data.rootnodes,