Set the Editor Styles option (3rd image) in the Editor Global Configuration to Template CSS Files.

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The Styles list is loading for me on your site.

for example the info button is remove from the default profile but the info button is still showed on frontend ( see screenshots )

I fixed this by adding the button, saving the profile, removing the button and saving the profile again.

we use a specific template so i think the aim is really to get rid of the template and site css and use the jce standard styles

The "Default" Editor Styles are not used by the Styles list, only to style the editor content.

If you don't wan tto use styles from your template, then remove the Styles list from the editor toolbar as it will have no use, unless you want to add custom styles for users to apply.

I have fixed this on your site. Your template had an editor.css file which was loading a custom blockquote styling, but JCE will always load the editor.css file as the default if it exists, and yours did not contain an @import rull for the main template.css file, which I have now added.

There appears to be an issue with your template HTML structure, which is causing issues with the way JCE menus are being displayed. I think this is due to a mistake in the HTML which is rendering the main article content inside the