kivy: Button inherits from Label. reordering

gui/kivy/main.kv

@@ -3,27 +3,10 @@
 #:import Factory kivy.factory.Factory
 #:import _ electrum_gui.kivy.i18n._
 
-# Custom Global Widgets
-<Button>
-    on_parent: self.MIN_STATE_TIME = 0.1
-    on_text: _.bind(self)
-
-<EmptyLabel@Label>
-    color: (0.8, 0.8, 0.8, 1)
-    size_hint_y: None
-    text_size: self.width, None
-    height: self.texture_size[1]
-
-<VGridLayout@GridLayout>:
-    rows: 1
-    size_hint: 1, None
-    height: self.minimum_height
 
 ###########################
 #     Global Defaults
 ###########################
-<TextInput>
-    on_focus: app._focused_widget = root
 
 <Label>
     markup: True
@@ -31,9 +14,28 @@
     font_size: '16sp'
     on_text: _.bind(self)
 
+<TextInput>
+    on_focus: app._focused_widget = root
+
+<Button>
+    on_parent: self.MIN_STATE_TIME = 0.1
+
 <ListItemButton>
     font_size: '12sp'
 
+# Custom Global Widgets
+
+<EmptyLabel@Label>
+    color: (0.8, 0.8, 0.8, 1)
+    size_hint_y: None
+    text_size: self.width, None
+    height: self.texture_size[1]
+
+<VGridLayout@GridLayout>:
+    rows: 1
+    size_hint: 1, None
+    height: self.minimum_height
+
 #########################
 #       Dialogs
 #########################