Custom user interface for Jitsi Web App

Hello, All I have done the quick installation of Jitsi Meet as per GitHub documentation in my digital ocean server. I want to change the user interface of Web App. In my /usr/share folder there is Jitsi-meet folder in which i have couple of html files. I want to change the welcome screen as per my requirement please guide me on this. ASAP. Thank you.

Hi and welcome. To modify the web app, you need to download the source code, modify, build it and deploy the result. You can find more information for the build and the rest details in the readme of the project

Thank You.