M5Stack display font size & color

#include <M5Stack.h>

// the setup routine runs once when M5Stack starts up
void setup(){

  // Initialize the M5Stack object
  M5.begin();
  
  // LCD display
  M5.Lcd.println("Hello World");
  
  // LCD display size 2 red
  M5.Lcd.setTextColor(RED);
  M5.Lcd.setTextSize(2);
  M5.Lcd.println("Hello World");

  // LCD display size 2.5 YELLOW
  M5.Lcd.setTextColor(YELLOW);
  M5.Lcd.setTextSize(2.5);
  M5.Lcd.println("Hello World");

  // LCD display size 3 BLUE
  M5.Lcd.setTextColor(BLUE);
  M5.Lcd.setTextSize(3);
  M5.Lcd.println("Hello World");

  // LCD display size 4 ORANGE
  M5.Lcd.setTextColor(ORANGE);
  M5.Lcd.setTextSize(4);
  M5.Lcd.println("Hello World");
  
}

// the loop routine runs over and over again forever
void loop() {

}