How do you change font size of a variable?

Unity Engine
1 
Int P0Score = 0;
GUI.Box(new Rect(100, 100, 100,100), "<size=40>Player0 Score:</size>" + p0Score);

How do I increase the font size of p0Score?

2

You’ll have to look for GUISkin;

Which contains GUIStyle;

Which has values such as FontSize;