Looks like you forgot to end the URL parameter with a " after the ?raw=1
aha! Now it works 
See link here (the 3. speech)
But @Ozone I think it looks awful! A big black bar and just a little dash in the middle of the gray bar. You can’t see how far you have reached the speech, from the little bar that is in the middle of the play button. Isn’t is possible to style it nicer? Please 
And what are the differences to having it embedded from Dropbox instead of G drive (which I had before)?
Hi again @Ozone - did you saw my message for 2 days ago?
I look forward to hearing from you
I got a very good support from Webflow, where I wrote to them.
I had to do this code:
And this solve my problem!
Thanks a lot Webflow
Please stop DM’ing me.
2 Likes
That is OK. No problem.
Now it works and I am so happy 
Thanks a lot for your help!!
You can host MP3 files for free on Soundclould and then use the Rich Text Block in Webflow to put them on your page.