Use ranges properly

src/display/cell.rs

@@ -17,9 +17,15 @@ pub fn widget(cell: &Cell) -> iced::Element<Message> {
 
     button(text(display))
         .style(|theme: &Theme, status| {
+            // Get the current theme's palette
             let palette = theme.palette();
+            
+            // Create a default border, since we need to set off the cells
+            // TODO: Figure out how to get this out of the theme?
             let mut border = Border::default().color(LIGHT_GRAY);
             border.width = 1.0;
+            
+            // Return a style based on the status
             match status {
                 button::Status::Active => {
                     button::Style{