How to layout for Magento 2?

Question

Magento

Task: to create a theme for Magento 2.
In the usual case, everything is simple: layout is done from psd and a theme for the store is created.
Magento 2 has themes. There is a base one, and there is an example inherited from the base one. Both are designed as modules in a specific format.
How to do layout for this system?

Answer 1

So that it works, so that you can safely transfer it to another site under Magenta. See how other themes are made