Update description in description.html

The descriptions of the main features and key attributes have been revamped in the description.html file. This update makes the information about the IDE Plugin for Nginx Configuration Files more comprehensible and attractive to potential users. Changes also involved enhancing the details for each feature and providing a clear list of key features.

description.html

@@ -1,16 +1,18 @@
-<h4>Features</h4>
-
+<h4>IDE Plugin for Nginx Configuration Files</h4>
+<p>Designed for working with Nginx configuration files,
+    our plugin offers a comprehensive set of features to enhance your workflow.</p>
+<h2>Key Features:</h2>
 <ul>
-    <li>Highlighting for nginx configuration files in IDE</li>
-    <li>Comment with Line Comment action</li>
-    <li>Structure view</li>
+    <li><strong>Syntax highlighting:</strong> Clear and convenient work with Nginx configurations.</li>
+    <li><strong>Directive auto-completion:</strong> Speeds up the editing process.</li>
+    <li><strong>File navigation:</strong> Simplifies transitions between related files.</li>
+    <li><strong>Lua block syntax highlighting:</strong> Requires an installed Lua syntax support plugin.</li>
+    <li><strong>File structure display:</strong> Intuitive tool window for structure overview.</li>
+    <li><strong>Comment and uncomment actions:</strong> Convenient commands for code management.</li>
 </ul>
 
 <h4>More info</h4>
 <ul>
-    <li><a href="https://meanmail.dev/plugin/7">
-        meanmail.dev
-    </a></li>
     <li><a href="https://github.com/meanmail-dev/nginx-intellij-plugin">
         GitHub
     </a></li>