refactor: Documentation extended and translated to english.

README.md

 QUIQQER Tailwind CSS
 ====================
 
+A QUIQQER Template to use with [TailwindCSS](https://tailwindcss.com/) framework.
+This Template works with TailwindCSS up to version v0.7.4 
+You can find documentations for v.0.7.4 [here - TailwindCSS documentation](https://tailwindcss-v0.netlify.app/docs/what-is-tailwind/).
 
 
-Paketname:
+Paket name:
 
     quiqqer/template-tailwindcss
 
@@ -11,6 +14,10 @@ Paketname:
 Features
 --------
 
+- Support for TailwindCSS framework up to v0.7.4
+- Responsive design
+- 5 standard template layouts 
+- an extra Landing Page layout (i.e. for product page)
 
 
 Installation
@@ -34,11 +41,10 @@ Developer
 
 ### Install Tailwind CSS for developing
 
-Standardmäßig beinhaltet das Template die von *Tailwind CSS* generierte Datei (`bin/css/style.css`). 
-Wenn du entwickeln möchtest, solltest du zunächst *Tailwind CSS* installieren (z.B. über NPM), deine Änderungen direkt 
-in der Input CSS Datei (`tailwind/tailwind.style.css`) oder in der Tailwind Config Datei (`tailwind/tailwind.config.js`) übernehmen 
-und die Output Datei (`bin/css/style.css`) neu generieren. Details dazu findest du in der offiziellen [Tailwind CSS Dokumentation](https://tailwindcss.com/docs/installation).
-
+By default, the template includes the file `bin/css/style.css` generated by *TailwindCSS*.  
+For developing you should install *Tailwind CSS* first (see instructions below). Make your changes in **input** CSS file `tailwind/tailwind.style.css`
+or in Tailwind config file `tailwind/tailwind.config.js`. Then generate the **output** CSS file `bin/css/style.css`.
+Details can be found in the official [*Tailwind CSS* manual](https://tailwindcss-v0.netlify.app//docs/installation)
 #### 1. Install *Tailwind CSS* via npm
 
 Install *Tailwind CSS* in tailwind folder in your template root directory:
@@ -58,13 +64,13 @@ yarn add tailwindcss --dev
 
 You can find the config file in tailwind folder (`tailwind/tailwind.config.js`) in the template root directory. 
 You don't have to generate new config file unless you want to start with default tailwind config file. 
-Further information about configuration you can find in the official [Tailwind CSS documentation - Configuration](https://tailwindcss.com/docs/configuration).
+Further information about configuration you can find in the official [Tailwind CSS documentation - Configuration](https://tailwindcss-v0.netlify.app//docs/configuration).
 
 
 #### 3. Add or change components and utils
 
 If you want to change or add new components and utils, edit the tailwind style file (`tailwind/tailwind.style.css`).
-You can find more information in the official [Tailwind CSS documentation - Use Tailwind in your CSS](https://tailwindcss.com/docs/installation#3-use-tailwind-in-your-css).
+You can find more information in the official [Tailwind CSS documentation - Use Tailwind in your CSS](https://tailwindcss-v0.netlify.app//docs/installation#3-use-tailwind-in-your-css).
 
 #### 4. Generate new output css file
 

index.php

 <?php
 
-use QUI\Exception;
-use QUI\System\Log;
-
 $Locale = QUI::getLocale();
 
 /**