Update README.md

Author: SamuelTallet

docs/README.md

@@ -1,21 +1,19 @@
 # Free MongoDB GUI powered by PHP
 
 Visually administrate your MongoDB database. Create, read, update & delete your documents.<br>
-Query your MongoDB database with SELECT SQL statements. You can also create & drop indexes.<br>
-Autocompletion is available for fields, MongoDB & SQL keywords via `Ctrl` `Space` combination.<br>
+Query your Mongo database with SELECT SQL statements. You can also create & drop indexes.<br>
+Autocompletion is available for collection fields, MongoDB & SQL keywords via [key shortcuts](#key-shortcuts).<br>
 Additional features: Export documents to JSON. Import documents from JSON. Manage users.
 
-Screenshots
------------
+## Screenshots
 
 ![MongoDB PHP GUI - Visualize Database](https://raw.githubusercontent.com/SamuelTS/MongoDB-PHP-GUI/master/docs/screenshots/mpg-visualize-database.png)
 
 ![MongoDB PHP GUI - Query Database](https://raw.githubusercontent.com/SamuelTS/MongoDB-PHP-GUI/master/docs/screenshots/mpg-query-database.png)
 
 ![MongoDB PHP GUI - Manage Indexes](https://raw.githubusercontent.com/SamuelTS/MongoDB-PHP-GUI/master/docs/screenshots/mpg-manage-indexes.png)
 
-Installation
-------------
+## Installation
 
 ### Docker (PHP built-in server)
 1. Execute `docker run --rm -p 5000:5000 samueltallet/mongodb-php-gui`<br>
@@ -31,12 +29,17 @@ Installation
 6. Optionnaly, if you want to query DB with SQL, you must have [Java JDK](https://jdk.java.net/) installed.
 7. Open your browser at Apache server URL to access GUI.
 
-Credits
--------
+## Usage
+
+### Key Shortcuts
+
+<kbd>Ctrl + Space</kbd> Autocomplete the query<br>
+<kbd>Ctrl + Enter</kbd> Find doc(s) matching the query
+
+## Credits
 
 This GUI uses [Limber](https://github.com/nimbly/Limber), [Capsule](https://github.com/nimbly/Capsule), [Font Awesome](https://fontawesome.com/), [Bootstrap](https://getbootstrap.com/), [CodeMirror](https://github.com/codemirror/codemirror), [jsonic](https://github.com/jsonicjs/jsonic), [JsonView](https://github.com/pgrabovets/json-view), [MongoDB PHP library](https://github.com/mongodb/mongo-php-library), [vis.js](https://github.com/visjs) and [SQL to MongoDB Query Converter](https://github.com/vincentrussell/sql-to-mongo-db-query-converter). Leaf icon was made by [Freepik](https://www.freepik.com) from [Flaticon](https://www.flaticon.com).
 
-Copyright
----------
+## Copyright
 
 © 2021 Samuel Tallet