css homelab improvements

index.html

@@ -72,6 +72,7 @@
                         </div>
                     </div>
                     <div class="homelab-section">
+                        <div class="homelab-background"></div>
                         <h3 class="homelab-title">Homelab</h3>
                         <div class="homelab-buttons">
                             <a href="https://github.com/ivanch/homelab" class="btn homelab-btn" target="_blank">Diagram</a>