How can I scale up the icons in the quicklaunch window?

Submitted by Rp

Assigned to Stephan Haller @nomad

Created attachment 9438 My current theme

Hi there,

I've just started my own theme to get something I would like, and then I'm reading this documentation:

And, as of now, the quicklaunch icons are unfortunately very small (please see enclosed screenshot).

Thanks a lot for your help!

Best, Rp

Attachment 9438, "My current theme":