slow move

src/main.rs

@@ -188,7 +188,7 @@ impl Drawable for Circle {
        /// Helper method to draw the 8 symmetric points for a given (x, y) offset.
     fn draw_and_move(&mut self, display: &mut Display,tick:u32) {
     let hsv_color = color::Hsv {
-            h: ((tick/20)%360).try_into().unwrap(),
+            h: ((tick/200)%360).try_into().unwrap(),
             s: 1.0,
             v: 1.0,
     };