The good news is that we finally managed to resume cargo transportation in Europe after the pandemic, and also that I found https://supercmr.com/ which helps to easily create a cmr document. Right after the pandemic, I had a big problem with this. I spent a lot of time solving this problem, but my friend, the owner of a transport company, showed me that everything is much simpler. You just need to enter the necessary numbers and a description of the transported goods.