All the wonders of React JS in a simple burger. While burgers are great, this app primarily focuses on displaying a variety of React fundamentals. This includes:

• A detailed breakdown of elements into components, containers, assets, and higher order components

• Conditional rendering

• Lifecycle methods

• A reusable modal with animation

• A mobile responsive side bar navigation

• CSS modules for styling

• Dynamic styling with JavaScript

• Prop type validations

• Media queries

• Firebase real-time database

• Loading CSS spinner for dynamic components

• Global error handler with Axios Interceptors

• React Router navigation

• Nested routes

• Sending data with search params

• Sending data with regular params

• Forms with custom validation