How to Install Tailwind CSS v4 in a .NET Blazor App (The Easy Way)

A step-by-step, beginner-friendly guide to stripping out Bootstrap and setting up the blazing-fast Tailwind CSS v4 compiler in your .NET Blazor Hybrid or Web app.

Tailwind CSS v4 is officially here, and it is a complete game-changer! It scraps the old, bulky JavaScript configuration files (tailwind.config.js) and moves your theme settings directly into standard CSS. Plus, its new native compiler is faster than ever.

If you are building a .NET Blazor app (whether it's Blazor WebAssembly, Server, or a MAUI Blazor Hybrid app) and want to swap out the default Bootstrap styles for utility-first Tailwind bliss, you can do it all without ever leaving your IDE.

Let's get this configured step-by-step using Visual Studio 2022!

Prerequisites