ASP.NET Core applications are web applications and typically use client-side web technologies such as HTML, CSS, and JavaScript.
Author: Dorsey Frank
About CSS
CSS (Cascading Style Sheets) is a style language used to customize the appearance and formatting of website pages.
Learning HTML and CSS: where to start?
It is quite possible to master HTML and CSS on a basic level on your own. Moreover, it is quite easy if you take this issue seriously.
What .NET is for
.NET is Microsoft’s comprehensive platform for developing and running a wide variety of applications.