diff --git a/private_dot_config/niri/config.kdl b/private_dot_config/niri/config.kdl
index df31234..570a75f 100644
--- a/private_dot_config/niri/config.kdl
+++ b/private_dot_config/niri/config.kdl
@@ -407,7 +407,7 @@ layout {
 //spawn-at-startup "waybar"
 spawn-at-startup "swaybg" "-i" "images/wallpapers/wallhaven-yxzmog-interstellar.png"
 spawn-at-startup "swayidle" "-w"
-spawn-at-startup "wlsunset" "-l" "48.6" "-L" "6.1"
+spawn-at-startup "wlsunset" "-l" "48.4" "-L" "6.1"
 
 // Uncomment this line to ask the clients to omit their client-side decorations if possible.
 // If the client will specifically ask for CSD, the request will be honored.
@@ -455,13 +455,6 @@ window-rule {
     // - host Firefox (app-id is "firefox")
     // - Flatpak Firefox (app-id is "org.mozilla.firefox")
     match app-id=r#"firefox$"# title="^Picture-in-Picture$"
-    open-floating true
-}
-
-window-rule {
-    // This app-id regular expression will work for both:
-    // - host Firefox (app-id is "firefox")
-    // - Flatpak Firefox (app-id is "org.mozilla.firefox")
     match app-id=r#"firefox-nightly$"# title="^Picture-in-Picture$"
     open-floating true
 }
@@ -474,9 +467,15 @@ window-rule {
     open-maximized true
 }
 
+window-rule {
+    match app-id=r#"org.freedesktop.Xwayland$"#
+    open-floating true
+    open-fullscreen true
+}
+
 // Example: block out two password managers from screen capture.
 // (This example rule is commented out with a "/-" in front.)
-/-window-rule {
+window-rule {
     match app-id=r#"^org\.keepassxc\.KeePassXC$"#
     match app-id=r#"^org\.gnome\.World\.Secrets$"#