Why aren't value substitution options shown in Visual Studio Code?

Question

HTML

I study Visual Studio Code, HTML, CSS.
I noticed that in many videos, when editing CSS, there is a substitution of possible parameter values ​​from the list, you can see everything and try different ones, see the screen:

How to

For me, the list of hints will not appear until you start typing. Accordingly, it is impossible to immediately see the possible values. How can I make the list appear immediately?

Like mine - does not appear until you start typing

Answer 1

Most likely, the authors of the video manually called the autocomplete Ctrl+Space. But since version 1.19 (already implemented in Insiders https://code.visualstudio.com/insiders/ ) this will work by default.