[gnome-shell] theme: Tweak app folder style

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 1054f7533a0747cb64dbf1646faa9a5103f3f601
Author: Florian Müllner <fmuellner gnome org>
Date:   Sun Feb 2 15:35:35 2020 +0100

    theme: Tweak app folder style
    
     - match dash border/radius
     - hide scrollbar
     - increase title padding
    
    https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/973

 data/theme/gnome-shell-sass/widgets/_app-grid.scss | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)
---
diff --git a/data/theme/gnome-shell-sass/widgets/_app-grid.scss 
b/data/theme/gnome-shell-sass/widgets/_app-grid.scss
index 42aeadc192..416b176e25 100644
--- a/data/theme/gnome-shell-sass/widgets/_app-grid.scss
+++ b/data/theme/gnome-shell-sass/widgets/_app-grid.scss
@@ -87,12 +87,13 @@ $app_grid_fg_color: #fff;
 
 // expanded folder
 .app-folder-dialog {
-  border-radius: 8px;
-  spacing: 24px;
+  border-radius: $modal_radius * 1.5;
+  border: 1px solid $osd_outer_borders_color;
+  spacing: 12px;
   background-color: transparentize(darken($osd_bg_color,10%), 0.05);
 
   & .folder-name-container {
-    padding: 12px 18px;
+    padding: 24px 36px 0;
     spacing: 12px;
 
     & .folder-name-label,
@@ -117,6 +118,10 @@ $app_grid_fg_color: #fff;
       & > StIcon { icon-size: 16px }
     }
   }
+
+  & StButton#vhandle,
+  & StButton#vhandle:hover,
+  & StButton#vhandle:active { background-color: transparent; }
 }
 .app-folder-dialog-container {
   padding: 12px;