[DOC] update README

README.md

@@ -15,9 +15,8 @@ _this message will be here until stable version of **t3kit v8**_
 
 # theme_t3kit v2 (BETA) [![Release](https://img.shields.io/github/release/t3kit/theme_t3kit.svg?style=flat-square)](https://github.com/t3kit/theme_t3kit/releases)
 
-# Base t3kit Theme
-
-### Theme extension, which allows you to style the t3kit theme in backend without coding
+## Base t3kit Theme, main part of t3kit conception.
+### Theme extension based on [TYPO3 Themes](http://www.typo3-themes.org/). It consists of new content elements, Gridelements configurations, predefined BE layouts, main menu, Solr search templates, bunch of TS configurations, Theme constants (main colors, typography, show/hide elements) and independent FE part called [felayout_t3kit](https://github.com/t3kit/theme_t3kit/tree/master/felayout_t3kit) (JS, CSS, images, icons, components). [Read more about t3kit structure](https://github.com/t3kit/t3kit#t3kit-structure)
 
 ![Screenshot](Meta/Screenshots/screenshot.png)