To open the safe you need to find the code in 6 levels. Use the slider in a certain order. The idea for this riddle is by Oskar van Deventer.
You need to finde the code 6 times to open the safe.
Click or tap on a slider to move it.
All slider have to be in upper postition to open the safe. But can be slided back during the code entry.
Tip: Number the slider.