A chat messsage overlay for twitch streamer.
Install the User JavaScript and CSS browser extension.
Go to your twitch page twitch.com/yourChannel.
Copy the Code of twitch.css into the CSS Part and the Code of twitch.js into the JS Part of the Plugin.
Inside the Plugin activate these settings:
Click the "Save" Button.
Reload your page.
You should see a confirm box -> click "OK".
Thanks to https://github.com/aaronpk/youtube-chat-overlay for the Idea. :-)