diff --git a/nix-monitor/panel.luau b/nix-monitor/panel.luau
index 3d82af1..026f815 100644
--- a/nix-monitor/panel.luau
+++ b/nix-monitor/panel.luau
@@ -20,9 +20,15 @@ function watchState(key, cb)
     noctalia.state.watch(key, cb)
 end
 
+local function getBackgroundColor()
+    local color = cfg("panel_card_color")
+    local opacity = cfg("panel_card_opacity") / 100
+    return `{color}/{opacity}`
+end
+
 local function labelBox(subtext, text, glyph)
     return ui.column({
-        fill = "surface/0.7",
+        fill = getBackgroundColor(),
         flexGrow = 1,
         height = 100,
         radius = 8,
@@ -51,7 +57,7 @@ local function statLabel(text, glyph: string?)
     if glyph ~= nil then
         table.insert(items, ui.glyph({
             name = glyph,
-            size = 20
+            size = 18
         }))
     end
 
@@ -151,7 +157,7 @@ local function render()
                 spacing = 4
             }),
             ui.row({
-                fill = "surface/0.7",
+                fill = getBackgroundColor(),
                 align = "center",
                 justify = "space_between",
                 flexGrow = 1,
@@ -160,7 +166,7 @@ local function render()
                 radius = 8,
             }, generationItems),
             ui.row({
-                fill = "surface/0.7",
+                fill = getBackgroundColor(),
                 align = "center",
                 justify = "center",
                 flexGrow = 1,
diff --git a/nix-monitor/plugin.toml b/nix-monitor/plugin.toml
index 3dfa007..119f0f2 100644
--- a/nix-monitor/plugin.toml
+++ b/nix-monitor/plugin.toml
@@ -85,6 +85,32 @@ type        = "color"
 label_key   = "setting.widget.unknown_color.label"
 default     = "on_surface"
 
+[[setting]]
+key             = "branch"
+type            = "select"
+label_key       = "setting.branch.label"
+description_key = "setting.branch.description"
+options         = [
+    { value = "master", label_key = "setting.option.branch.master" },
+    { value = "nixos-unstable", label_key = "setting.option.branch.nixos_unstable" },
+    { value = "nixos-unstable-small", label_key = "setting.option.branch.nixos_unstable_small" },
+    { value = "nixos-26.05", label_key = "setting.option.branch.nixos_26_05" },
+    { value = "nixos-25.11", label_key = "setting.option.branch.nixos_25_11" },
+    { value = "nixos-25.05", label_key = "setting.option.branch.nixos_25_05" },
+    { value = "nixos-24.11", label_key = "setting.option.branch.nixos_24_11" },
+    { value = "nixos-24.05", label_key = "setting.option.branch.nixos_24_05" },
+    { value = "nixos-23.11", label_key = "setting.option.branch.nixos_23_11" },
+    { value = "nixos-23.05", label_key = "setting.option.branch.nixos_23_05" },
+    { value = "nixos-26.05-small", label_key = "setting.option.branch.nixos_26_05_small" },
+    { value = "nixos-25.11-small", label_key = "setting.option.branch.nixos_25_11_small" },
+    { value = "nixos-25.05-small", label_key = "setting.option.branch.nixos_25_05_small" },
+    { value = "nixos-24.11-small", label_key = "setting.option.branch.nixos_24_11_small" },
+    { value = "nixos-24.05-small", label_key = "setting.option.branch.nixos_24_05_small" },
+    { value = "nixos-23.11-small", label_key = "setting.option.branch.nixos_23_11_small" },
+    { value = "nixos-23.05-small", label_key = "setting.option.branch.nixos_23_05_small" },
+]
+default         = "nixos-unstable"
+
 [[setting]]
 key             = "update_check_interval"
 type            = "int"
@@ -119,6 +145,20 @@ default         = 5
 min             = 1
 max             = 30
 
+[[setting]]
+key             = "panel_card_color"
+type            = "color"
+label_key       = "setting.widget.panel_card_background_color.label"
+default         = "surface_variant"
+
+[[setting]]
+key             = "panel_card_opacity"
+type            = "int"
+label_key       = "setting.widget.panel_card_background_opacity.label"
+default         = 70
+min             = 0
+max             = 100
+
 [[setting]]
 key             = "show_update_check_notification"
 type            = "bool"
@@ -133,32 +173,6 @@ label_key       = "setting.show_update_available_notification.label"
 description_key = "setting.show_update_available_notification.description"
 default         = true
 
-[[setting]]
-key             = "branch"
-type            = "select"
-label_key       = "setting.branch.label"
-description_key = "setting.branch.description"
-options         = [
-    { value = "master", label_key = "setting.option.branch.master" },
-    { value = "nixos-unstable", label_key = "setting.option.branch.nixos_unstable" },
-    { value = "nixos-unstable-small", label_key = "setting.option.branch.nixos_unstable_small" },
-    { value = "nixos-26.05", label_key = "setting.option.branch.nixos_26_05" },
-    { value = "nixos-25.11", label_key = "setting.option.branch.nixos_25_11" },
-    { value = "nixos-25.05", label_key = "setting.option.branch.nixos_25_05" },
-    { value = "nixos-24.11", label_key = "setting.option.branch.nixos_24_11" },
-    { value = "nixos-24.05", label_key = "setting.option.branch.nixos_24_05" },
-    { value = "nixos-23.11", label_key = "setting.option.branch.nixos_23_11" },
-    { value = "nixos-23.05", label_key = "setting.option.branch.nixos_23_05" },
-    { value = "nixos-26.05-small", label_key = "setting.option.branch.nixos_26_05_small" },
-    { value = "nixos-25.11-small", label_key = "setting.option.branch.nixos_25_11_small" },
-    { value = "nixos-25.05-small", label_key = "setting.option.branch.nixos_25_05_small" },
-    { value = "nixos-24.11-small", label_key = "setting.option.branch.nixos_24_11_small" },
-    { value = "nixos-24.05-small", label_key = "setting.option.branch.nixos_24_05_small" },
-    { value = "nixos-23.11-small", label_key = "setting.option.branch.nixos_23_11_small" },
-    { value = "nixos-23.05-small", label_key = "setting.option.branch.nixos_23_05_small" },
-]
-default         = "nixos-unstable"
-
 [[setting]]
 key             = "update_command"
 type            = "string"
diff --git a/nix-monitor/translations/en.json b/nix-monitor/translations/en.json
index b5f6139..3c419ce 100644
--- a/nix-monitor/translations/en.json
+++ b/nix-monitor/translations/en.json
@@ -32,6 +32,8 @@
   "setting.widget.update_available_color.label": "Update available color",
   "setting.widget.unknown_glyph.label": "Unknown status glyph",
   "setting.widget.unknown_color.label": "Unknown status color",
+  "setting.widget.panel_card_background_color.label": "Panel card background color",
+  "setting.widget.panel_card_background_opacity.label": "Panel card background opacity",
   "setting.update_check_interval.label": "Update check interval",
   "setting.update_check_interval.description": "How often to check for updates (in minutes)",
   "setting.update_check_duration_threshold.label": "Update check duration threshold",