public void StartButtonClicked()
{
SoundManager.instance.PlaySingle(clickSound);
SceneManager.LoadScene(1);
showPanels.HideMenuPanel();
showPanels.HideBG();
inMainMenu = false;
}
/// <summary>
/// start button clicked -> load scene
/// </summary>
public void StartButtonClicked()
{
showPanels.HideMenuPanel();
showPanels.ToggleBackground(false);
music.StopPlayMusic();
LoadGame();
// show buttons on game UI
showPanels.ShowGameButtons();
}