Update documentation button to match primary style and redirect to PyPI

Author: CoderInWaves

index.html

@@ -64,7 +64,7 @@ <h1>The Observability & Control<br><span class="text-gradient">Platform for AI A
                 </p>
                 <div class="flex justify-center mb-12">
                     <button class="btn btn-primary" onclick="window.open('https://tally.so/r/GxxNko', '_blank')">Start Free Trial</button>
-                    <button class="btn btn-outline" onclick="window.location.href='documentation.html'">View
+                    <button class="btn btn-primary" onclick="window.open('https://pypi.org/project/zentaxa/', '_blank')">View
                         Documentation</button>
                 </div>