add background

.profile

@@ -17,6 +17,7 @@ alias code='code --extensions-dir "$XDG_DATA_HOME/vscode"'
 alias vscodium='vscodium --extensions-dir "$XDG_DATA_HOME/vscode"'
 
 export EDITOR=/usr/bin/nvim
+export BROWSER=/usr/bin/firefox
 export QT_QPA_PLATFORMTHEME="qt5ct"
 export QT_AUTO_SCREEN_SCALE_FACTOR=0
 export GTK2_RC_FILES="$HOME/.gtkrc-2.0"