 #include <SPI.h>
 #include <TFT.h>
 
-#define CLOCK_STOP -1
+#define NONE -1
 
 #define DISPLAY_FONT_SIZE 7
 #define CHAR_HEIGHT_PX DISPLAY_FONT_SIZE * 10

    loop_count++;
  }
 // Serial.println(button_pressed);
  if (active_player != CLOCK_STOP) {
    if (players[active_player].time_remaining_ms <= 0) {
      active_player = CLOCK_STOP;
      button_pressed = CLOCK_STOP;
      return;
    }
    players[active_player].time_remaining_ms -= (millis() - players[active_player].last_update_ms);

#define INITIAL_TIME_MS 5000


int active_player = NONE;
volatile int button_pressed = NONE;

inline void handle_button_press(int button) {
  button_pressed = button;
