[gnome-shell/wip/snwh/style-updates] theme: restyle popovers without arrow and add drop shadow

[Sam Hewitt <snwh src gnome org>]

commit 4ce23d3d110186aa2e08ccea8c88c496f30bd941
Author: Sam Hewitt <sam snwh org>
Date:   Tue Dec 28 12:13:04 2021 -0330

    theme: restyle popovers without arrow and add drop shadow

 data/theme/gnome-shell-sass/widgets/_popovers.scss | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)
---
diff --git a/data/theme/gnome-shell-sass/widgets/_popovers.scss 
b/data/theme/gnome-shell-sass/widgets/_popovers.scss
index 67e494f928..f7cf5f9657 100644
--- a/data/theme/gnome-shell-sass/widgets/_popovers.scss
+++ b/data/theme/gnome-shell-sass/widgets/_popovers.scss
@@ -4,13 +4,14 @@ $popover_arrow_height: 12px;
 
 // the popover itself
 .popup-menu-boxpointer {
-  -arrow-border-radius: $modal_radius;
-  -arrow-background-color: $bg_color;
-  -arrow-border-width: 1px;
-  -arrow-border-color: $borders_color;
-  -arrow-base: $popover_arrow_height * 2;
-  -arrow-rise: $popover_arrow_height;
-  -arrow-box-shadow: 0 1px 3px rgba(0,0,0,0.5); // dreaming bugzilla #689995
+  -arrow-border-radius: 0;
+  -arrow-background-color: transparent;
+  -arrow-border-color: transparent;
+  -arrow-border-width: 0;
+  -arrow-base: 0;
+  -arrow-rise: $base_margin; // use this as top margin
+  -arrow-box-shadow: none; // dreaming bugzilla #689995
+  margin: $base_margin;
 }
 
 // container of the popover menu
@@ -25,7 +26,12 @@ $popover_arrow_height: 12px;
   }
 }
 
+// draw the style of the popover here
 .popup-menu-content {
+  border-radius: $modal_radius;
+  border: 1px solid $borders_color;
+  box-shadow: 0 2px 4px 0 rgba(0,0,0,0.1);
+  background-color: $bg_color;
   padding: $base_padding * 2 + $base_margin 0;
 }