DEMO
https://evofan.github.io/pixijs_bitmapfont_test/
reference
How to use Custom Bitmap Font - Pixi.js - HTML5 Game Devs Forum
https://www.html5gamedevs.com/topic/46367-how-to-use-custom-bitmap-font/
Use this code.
ShoeBox
http://renderhjs.net/shoebox/
Make font asset(.png and .xml=.fnt).
Bitmap Font
http://renderhjs.net/shoebox/bitmapFont.htm
TinyPNG – Compress PNG images while preserving transparency
https://tinypng.com/
Weight loss images on the web.
PIXI.TextStyle Editor - PixiJS
https://pixijs.io/pixi-text-style/
Check the system font decoration on the web.