Hi,

I would like to know where I can set css to have some thinks like on the picture.
Number of new messages with a css circle color to the number of new messages.

Many thanks.

You can use substitutions in layout settings of the fields.
See a relative video tutorial

I hope this is what you are looking for

Hi.
Thanks a lot.
Are you sure this is the right link? I don't really understand the relationship...
I have allready my menu. I ask for customize with css the number of new uddeim message (with red circle for exemple).

Ok, the video is the seconde one.
I will look tomorrow.