I'm just starting with Joomla. There is not much documentation about SqueezeBox to use modals. I noticed when I installed a plugin, it created a css file in this directory \joomla\media\system\css\modal.css. I'm not sure where this css file comes from. The plugin has no css file. It runs this line:
The css file is created automatically when using that sentence? Someone can give me a hand to understand it?. Thanks!!