DOCS: MCP features

Signed-off-by: jokob-sk <jokob.sk@gmail.com>

docs/index.md

@@ -8,6 +8,8 @@ hide:
 
 Guides and resources to help you set up, configure, and troubleshoot NetAlertX.
 
+
+<div class="promo-card-wrapper">
   <div class="promo-card">
     <h3>Learn</h3>
     <p>Understand NetAlertX core features, discovery, and alerting concepts</p>
@@ -39,6 +41,7 @@ Guides and resources to help you set up, configure, and troubleshoot NetAlertX.
       Contribute on GitHub
     </a>
   </div>
+</div>
 
 ![Preview](./img/devices_split.png)
 

docs/stylesheets/custom.css

@@ -31,7 +31,11 @@
   display: flex;
   flex-direction: column;
   align-items: flex-start;
-  background-color: var(--md-primary-bg-color--light);
+  background-color: color-mix(
+    in srgb,
+    var(--md-primary-fg-color) 8%,
+    transparent
+  );
   transition: transform 0.2s ease;
 }