console.font read/write property
Get the current console font, a string value that represent the font name.To set the console.font property, you can assign a string that represent either a font name of an installed system font, or a font file (*.ttf, *.fon...). A File can also be provided, representing a font file.
Example
local console = require "console"
console.clear()
local message = "Hello World !"
console.color = "lightyellow"
console.y = math.floor(console.height/2)
for x = 1,console.width-message:len() do
console.x = x-1
console.write(string.rep(" ", message:len()))
console.x = x
console.write(message)
sys.sleep(1)
end