refactor(theme): fix gtk and qt theming

hosts/neon/configuration.nix

@@ -122,13 +122,26 @@
 
   # enable steam on this machine
   nixpkgs.config.allowUnfree = true;
-  programs.steam.enable = true;
+  programs.steam = {
+    enable = true;
+    remotePlay.openFirewall = true;
+    dedicatedServer.openFirewall = true;
+    localNetworkGameTransfers.openFirewall = true;
+  };
+
+  # fix black screen in steam on intel gpu
+  programs.steam.package = pkgs.steam.override {
+    extraArgs = "-system-composer";
+  };
 
   # enable the OpenSSH daemon
-  services.openssh.enable = true;
+  services.openssh = {
+    enable = true;
+    openFirewall = true;
+  };
 
   # firewall configs
-  networking.firewall.allowedTCPPorts = [ 22 ];
+  networking.firewall.allowedTCPPorts = [ ];
   networking.firewall.allowedUDPPorts = [ ];
 
   # enable home-manager globally