Add import instruction for npm install method
Please add the following `import` instruction
```
import 'remixicon/fonts/remixicon.css'
```
along with the `npm install` instruction -

![Image](https://github.com/user-attachments/assets/453983e6-afa7-4891-a41b-5421a47db3d0)

So that the import process is clear and straightforward, as it is currently only mentioned in the GitHub README I guess.