diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 00000000..87ec1f5a
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,21 @@
+FROM node:14
+
+WORKDIR /app
+
+RUN apt-get update
+RUN apt-get install vim -y
+
+COPY package.json .
+
+RUN npm install
+
+COPY api api
+COPY public public
+COPY src src
+COPY ssl ssl
+
+EXPOSE 3010/tcp
+EXPOSE 40000-40100/tcp
+EXPOSE 40000-40100/udp
+
+CMD npm start
\ No newline at end of file
diff --git a/README.md b/README.md
index 33b241ed..89572415 100644
--- a/README.md
+++ b/README.md
@@ -39,6 +39,21 @@ $ npm start
 
 -   Open https://localhost:3010 in browser
 
+## Docker
+
+-   Install https://docs.docker.com/compose/install/
+
+```bash
+# Build or rebuild services
+$ docker-compose build
+# Create and start containers
+$ docker-compose up # -d
+# Stop and remove resources
+$ docker-compose down
+```
+
+-   Open https://localhost:3010 in browser
+
 ## API
 
 ```bash
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 00000000..7b05390f
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,15 @@
+version: '3'
+
+services:
+    mirotalksfu:
+        image: mirotalksfu:latest
+        build:
+            context: .
+            dockerfile: Dockerfile
+        container_name: mirotalksfu
+        hostname: mirotalksfu
+        restart: unless-stopped
+        ports:
+            - '3010:3010/tcp'
+            - '40000-40100:40000-40100/tcp'
+            - '40000-40100:40000-40100/udp'
diff --git a/public/css/Room.css b/public/css/Room.css
index d5ff3554..377fd5d5 100644
--- a/public/css/Room.css
+++ b/public/css/Room.css
@@ -73,6 +73,10 @@ body {
     cursor: default;
 }
 
+#exitButton:hover {
+    color: red;
+}
+
 /*--------------------------------------------------------------
 # Room QR
 --------------------------------------------------------------*/
diff --git a/src/config.template.js b/src/config.template.js
index 05cfa795..db9dfd32 100644
--- a/src/config.template.js
+++ b/src/config.template.js
@@ -40,7 +40,7 @@ module.exports = {
         numWorkers: Object.keys(os.cpus()).length,
         worker: {
             rtcMinPort: 40000,
-            rtcMaxPort: 41000,
+            rtcMaxPort: 40100,
             logLevel: 'warn',
             logTags: ['info', 'ice', 'dtls', 'rtp', 'srtp', 'rtcp'],
         },