Fluent Design Calculator

Basic Techniques

I use on most UI effect. Btw, this JavaScript library is really awesome!
It's a React website.
Use 'yarn run start' to create a local server to show the website.
Use 'yarn run build' to create production version.

Preview

Feature

As it shows, Fluent design makes it more beautiful.
React is helpful on reducing code. Its main logic calculating code is seprating from UI code.