Update chat-call.mdx

Author: Kiro Agent

chat-call.mdx

@@ -6,6 +6,14 @@ canonical: "https://cometchat.com/docs"
 ---
 
 
+<style>{`
+  .hero-skills-code pre,
+  .hero-skills-code div {
+    background-color: #000 !important;
+    max-width: fit-content !important;
+  }
+`}</style>
+
 {/* Hero Section */}
 
 <div className="relative w-full flex items-center justify-center h-96 overflow-hidden">
@@ -20,10 +28,14 @@ canonical: "https://cometchat.com/docs"
       </p>
       <p className="text-sm text-gray-600 dark:text-gray-400 mt-5 mb-2"><strong>Building with an AI agent?</strong> Install this skill and start building instantly.</p>
 
+<div className="hero-skills-code">
+
 ```bash
 npx @cometchat/skills add
 ```
 
+</div>
+
     </div>
     <div className="flex flex-col items-center justify-center h-full">
       <img