https://bit.ly/3kQV1iL Best Practices for Themes and Styles: https://developer.android.com/guide/topics/ui/look-and-feel/themes Material Design Specification (Google’s Material design system best practices): https://material.io/design CodePath Guide to Drawables: https://guides.codepath.com/android/drawables Completed Demo of Murmur CodePath UI: https://github.com/deonna/murmur-codepath/tree/completed-demo Flow Layout: https://proandroiddev.com/awesomeness-of-constraintlayout-flow-aa0b5edd5df Hex Opacity Table: https://davidwalsh.name/hex-opacity Cloud Lamp Tutorial: https://bit.ly/3nGPm0o Resources