diff --git a/assets/manifest.json b/assets/manifest.json
index f85e117..5915701 100644
--- a/assets/manifest.json
+++ b/assets/manifest.json
@@ -1,6 +1,6 @@
 {
   "name": "eGUI Circles",
-  "short_name": "circles",
+  "short_name": "egui-circles",
   "icons": [
     {
       "src": "/icon-192.png",
diff --git a/assets/sw.js b/assets/sw.js
index 7ecd229..ce287b0 100644
--- a/assets/sw.js
+++ b/assets/sw.js
@@ -1,9 +1,9 @@
-var cacheName = 'egui-template-pwa';
+var cacheName = 'egui-circles';
 var filesToCache = [
   './',
   './index.html',
-  './eframe_template.js',
-  './eframe_template_bg.wasm',
+  './egui-circles.js',
+  './egui-circles_bg.wasm',
 ];
 
 /* Start the service worker and cache all of the app's content */
diff --git a/docker/make-builder.sh b/docker/make-builder.sh
deleted file mode 100755
index cdb8f9f..0000000
--- a/docker/make-builder.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/usr/bin/env bash
-set -euxo pipefail
-
-docker build --tag egui-circles-builder:0.0.1 .
\ No newline at end of file
diff --git a/docker/serve.sh b/docker/serve.sh
deleted file mode 100755
index c3e8530..0000000
--- a/docker/serve.sh
+++ /dev/null
@@ -1,10 +0,0 @@
-#!/usr/bin/env bash
-set -euo pipefail
-
-PROJECT_NAME=egui-circles
-
-docker run \
-	--volume $(pwd)/..:/$PROJECT_NAME \
-	--name vsc-$PROJECT_NAME          \
-	-p 8080:8080                      \
-	$PROJECT_NAME-builder:0.0.1
diff --git a/src/app.rs b/src/app.rs
index f936714..9575161 100644
--- a/src/app.rs
+++ b/src/app.rs
@@ -32,6 +32,11 @@ impl eframe::App for Simulation {
         // Looks better on 4k montior
         ctx.set_pixels_per_point(1.5);
 
+        egui::TopBottomPanel::top("top_panel").show(ctx, |ui| {
+            // The top panel is often a good place for a menu bar:
+            egui::widgets::global_dark_light_mode_buttons(ui);
+        });
+
         egui::CentralPanel::default().show(ctx, |ui| {
             if ui.button("halt").clicked() {
                 self.circles.iter_mut().for_each(|c| (*c).v = Vec2{x: 0.0, y: 0.0});
@@ -53,10 +58,10 @@ impl eframe::App for Simulation {
                     self.circles.push(Circle::default());
                     self.colors.push(
                         egui::Color32::from_rgba_premultiplied(
-                            rand::thread_rng().gen_range(0..255),
-                            rand::thread_rng().gen_range(0..255),
-                            rand::thread_rng().gen_range(0..255),
-                            64)
+                            rand::thread_rng().gen_range(64..255),
+                            rand::thread_rng().gen_range(64..255),
+                            rand::thread_rng().gen_range(64..255),
+                            128)
                         );
                 }
             }
@@ -92,7 +97,7 @@ impl eframe::App for Simulation {
                     self.circles[i].c, 
                     self.circles[i].r, 
                 self.colors[i] /*Color32::TRANSPARENT*/, 
-                    Stroke{width: 2.0, color: Color32::from_rgb(255, 255, 255)}
+                    Stroke{width: 2.0, color: Color32::from_rgb(200, 255, 255)}
                 );
             }
         });
diff --git a/docker/Dockerfile b/wasm32/Dockerfile
similarity index 99%
rename from docker/Dockerfile
rename to wasm32/Dockerfile
index b5bc6d7..f10be7b 100644
--- a/docker/Dockerfile
+++ b/wasm32/Dockerfile
@@ -9,4 +9,3 @@ ENTRYPOINT ["trunk"]
 CMD ["serve"]
 
 WORKDIR /egui-circles
-
diff --git a/wasm32/build.sh b/wasm32/build.sh
new file mode 100755
index 0000000..5abe972
--- /dev/null
+++ b/wasm32/build.sh
@@ -0,0 +1,40 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+NAME=egui-circles
+BUILDER=djmil/$NAME-builder:0.0.1
+TRAGET=$NAME-wasm32
+
+has_docker_image() {
+   docker manifest inspect $1
+} &> /dev/null
+
+has_docker_container() {
+	docker container inspect $1
+} &> /dev/null
+
+if ! has_docker_image $BUILDER; then
+	echo "Docker $BUILDER was not found"
+	
+	read -p "Would you like to create builder image (y/n)? "
+	case "$REPLY" in 
+	y|Y )
+		docker build --tag $BUILDER . ;;
+  	* )
+		exit 1 ;;
+	esac
+fi
+
+echo "Initiate WASM32 target build.."
+
+if has_docker_container $TRAGET; then
+	docker start \
+		$TRAGET \
+		--attach
+else
+	docker run \
+		--volume $(pwd)/..:/$NAME \
+		--name $TRAGET            \	  
+		$BUILDER \
+		build --release
+fi