[gnome-sound-recorder] css: remove unused classes

[Bilal Elmoussaoui <bilelmoussaoui src gnome org>]

commit e2761250c72542f465b05a4875a49bc23d3e74c4
Author: Bilal Elmoussaoui <bil elmoussaoui gmail com>
Date:   Tue Jun 2 19:06:07 2020 +0200

    css: remove unused classes

 data/application.css | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)
---
diff --git a/data/application.css b/data/application.css
index 3067e28..23ce52b 100644
--- a/data/application.css
+++ b/data/application.css
@@ -1,13 +1,3 @@
-
-.emptyGrid {
-  background-color: @theme_bg_color;
-}
-
-.list-row {
-  padding: 6px;
-  box-shadow: inset 0 -1px alpha(black, 0.1);
-}
-
 .recording-time-label {
   font-size: 32pt;
   font-weight: 300
@@ -20,4 +10,4 @@
 
 .large-button {
   padding: 12px 12px;
-}
\ No newline at end of file
+}