Background Effect 2D URP

- 58 Already prefabs. (29 Background Effects for Built-in and 29 Background Effects for URP)

- 29 Effects

* 5 Background Bubble

* 3 Background Dirty

* 10 Background Fire

* 1 Background Flower

* 1 Background Leaves

* 1 Background Papper

* 1 Background Heart

* 2 Background Snow

* 5 Background Stars

- 19 Textures ( 10 simple textures and 9 texture sheets). They are optimized for mobile game: 512x512 Pixel.

- 40 Materials. ( 20 Materials for Built-in and 20 Materials for URP)

- 1 Background demo.

- 1 Readme document.

- 1 Sample scene.

- URP setting

- 2 Shader Graph