deprecate stylix, fix minor gripes and bugs

home/modules/programs/qutebrowser/fonts.nix

@@ -0,0 +1,23 @@
+{ theme, ... }:
+
+let
+  fonts = theme.fonts;
+  fontSize = toString fonts.sizes.applications;
+in
+{
+  programs.qutebrowser.settings.fonts = {
+    default_family = fonts.sansSerif.name;
+    default_size = "${fontSize}pt";
+    web = {
+      family = {
+        cursive = fonts.serif.name;
+        fantasy = fonts.serif.name;
+        fixed = fonts.monospace.name;
+        sans_serif = fonts.sansSerif.name;
+        serif = fonts.serif.name;
+        standard = fonts.sansSerif.name;
+      };
+      size.default = 18;
+    };
+  };
+}