Update readme with screenshots

README.md

@@ -1,3 +1,8 @@
+[preview1]: https://github.com/Saltssaumure/pios-browser-theme/assets/29710355/87869b98-f04c-4324-a779-720c1234cd2b
+[preview2]: https://github.com/Saltssaumure/pios-browser-theme/assets/29710355/bffbbf99-9a6d-4e0a-a65a-e9f6b3732375
+[preview3]: https://github.com/Saltssaumure/pios-browser-theme/assets/29710355/61a45297-c8a1-4064-a0fc-218d6465cf4b
+[preview4]: https://github.com/Saltssaumure/pios-browser-theme/assets/29710355/0652c7d6-d17e-425c-be64-cbbcc52e71e1
+
 [github]:   https://github.com/Saltssaumure/pios-browser-theme
 [issues]:   https://github.com/Saltssaumure/pios-browser-theme/issues
 [license]:  https://github.com/Saltssaumure/pios-browser-theme/blob/main/LICENSE
@@ -24,9 +29,13 @@
 
 **_SUPERHOT piOS inspired themes for your browser._**
 
+|          piOS           |  piOS with custom CSS   |
+| :---------------------: | :---------------------: |
+| ![screenshot][preview1] | ![screenshot][preview2] |
+
 Currently supported browsers:
 
-- [Vivaldi](https://vivaldi.com/download/)
+- [Vivaldi](https://vivaldi.com/download/) (recommended)
 - [Google Chrome](https://www.google.com/chrome/)
 
 Looking for the piOS experience in Discord? Check out the theme [here](https://github.com/Saltssaumure/pios-discord-theme).