diff --git a/pulsecaster/ui.py b/pulsecaster/ui.py
index 391c5d6..3c17bbb 100644
--- a/pulsecaster/ui.py
+++ b/pulsecaster/ui.py
@@ -145,6 +145,7 @@ def on_activate(self, app):
         self.close.connect('clicked', self.on_close)
         self.record = self.builder.get_object('record_button')
         self.record_id = self.record.connect('clicked', self.on_record)
+        self.record.get_style_context().add_class("suggested-action")
         self.record.set_sensitive(True)
         self.main_logo = self.builder.get_object('logo')
         self.main_logo.set_from_icon_name('pulsecaster', Gtk.IconSize.DIALOG)
@@ -334,6 +335,8 @@ def on_record(self, *args):
 
         # FIXME: Dim elements other than the 'record' widget
         self.record.set_label(Gtk.STOCK_MEDIA_STOP)
+        self.record.get_style_context().remove_class("suggested-action")
+        self.record.get_style_context().add_class("destructive-action")
         self.record.disconnect(self.record_id)
         self.stop_id = self.record.connect('clicked', self.on_stop)
         self.record.show()
@@ -348,6 +351,8 @@ def on_stop(self, *args):
         self.combiner.set_state(Gst.State.NULL)
         self.showFileChooser()
         self.record.set_label(Gtk.STOCK_MEDIA_RECORD)
+        self.record.get_style_context().remove_class("destructive-action")
+        self.record.get_style_context().add_class("suggested-action")
         self.record.disconnect(self.stop_id)
         self.record_id = self.record.connect('clicked', self.on_record)
         self.user_vox.cbox.set_sensitive(True)
@@ -404,6 +409,8 @@ def showFileChooser(self, *args):
                                                            Gtk.STOCK_OK,
                                                            Gtk.ResponseType.OK))
         self.file_chooser.set_local_only(True)
+        self.file_chooser.set_transient_for(self.main)
+        self.file_chooser.set_modal(True)
         response = self.file_chooser.run()
         if response == Gtk.ResponseType.OK:
             self.updateFileSinkPath()
@@ -425,6 +432,9 @@ def hideFileChooser(self, *args):
                                                  erase_message,
                                                  Gtk.ResponseType.YES),
                                         message_format=confirm_message)
+
+            confirm.set_transient_for(self.file_chooser)
+            confirm.set_modal(True)
             response = confirm.run()
             confirm.destroy()
             if response == Gtk.ResponseType.YES: