Use this template to create your own web compatible expo apps. In here i'm using Metro bundler to generate the apps for both web and mobile.
Spectial thanks for @kristerkari who developed the
https://github.com/kristerkari/react-native-sass-transformer
https://github.com/kristerkari/babel-plugin-react-native-platform-specific-extensions
https://github.com/kristerkari/babel-plugin-react-native-classname-to-style
https://github.com/kristerkari/react-native-typed-sass-transformer