You can alter the CSS as much as you like.
It'd be down to you, to customise that how you need it. The CSS can be customised on a per notification basis. You could give your notification a custom CSS class name and then style that how you see fit.
See this from Shelley for some examples of the wonderful things that can be done, just by adjusting the CSS
https://xenforo.com/community/resources/notifications-fluid-gamer.2020/
It'd be down to you, to customise that how you need it. The CSS can be customised on a per notification basis. You could give your notification a custom CSS class name and then style that how you see fit.
See this from Shelley for some examples of the wonderful things that can be done, just by adjusting the CSS
https://xenforo.com/community/resources/notifications-fluid-gamer.2020/

