public void PreviousStep()
{
_instructionManager.StepBack(); // return value is not that important since the preivous step button is only avaible when there is a preivous step
ClearItems();
LoadStep(_instructionManager.GetCurrentStep());
PreviousStepButton.SetActive(_instructionManager.PreviousStepAvailabe());
NextStepButton.SetActive(true);
HomeButton.SetActive(false);
SetStepCounterText();
}