private void ChangeColor(Material color, string layer)
{
Collider.layer = LayerMask.NameToLayer(layer);
Up.GetComponent <Renderer>().material = color;
Down.GetComponent <Renderer>().material = color;
Left.GetComponent <Renderer>().material = color;
Right.GetComponent <Renderer>().material = color;
Bottom.GetComponent <Renderer>().material = color;
Ceiling.GetComponent <Renderer>().material = color;
}