Help on editing accordeon Text

Hi Everyone:
For this website i just cant seem to find out how to edit the text in the accordeon. It is hidden now and only enabled when user clicks on it. But how can i edit it in the back?

Much appreciated!!!

Best,
Nico
https://preview.webflow.com/preview/flowback-40cf78?utm_medium=preview_link&utm_source=designer&utm_content=flowback-40cf78&preview=4e49dd70916219d6dd36a009e913386f&workflow=preview

please check this

Amazing thank you!!
Very helpful, however I cant make it work for the other three accordeons: