It took me a moment to figure it out because I couldn't see that one block, but it's easy enough to do. Interesting take on the original.
@Anxo Varela It's one of the posted Creation Challeges. You can find them all, and how to submit one here: https://mekoramaforum.com/threads/creation-challenges.397/
@AlexSGE1980 - Just look up this thread on Creation Challenges (link) or search on the tag "challenge1." I've just tagged your level to add it to the list.