feat: change wording and center title (#310)

Author: raymondk

docs/index.mdx

@@ -3,7 +3,7 @@ title: Build on the Internet Computer
 description: "Build tamperproof fullstack applications on the Internet Computer: no cloud vendor, no server patching, no security team required"
 template: splash
 hero:
-  title: "The Network is The Cloud.<br/>Agents Build."
+  title: "Create AIware software<br/>on network cloud"
 ---
 
 import { CardGrid, LinkCard } from '@astrojs/starlight/components';

src/components/Hero.astro

@@ -62,13 +62,6 @@ const { title = data.title, tagline } = data.hero || {};
         padding-block: clamp(2.5rem, calc(1rem + 10vmin), 10rem);
       }
 
-      .stack {
-        text-align: start;
-      }
-
-      .copy {
-        align-items: flex-start;
-      }
     }
   }
 </style>