Apply mb-12 to <section> elements

I think Coolify's design would benefit from a bit more space
between groups of content throughout the site.
HTML's section elements are a perfect fit to
a) semantically group related content and
b) add spacing/visual coherence to it at the same time

resources/css/app.css

@@ -124,6 +124,10 @@ tr td:first-child {
     @apply pl-4 pr-3 font-bold sm:pl-6;
 }
 
+section {
+    @apply mb-12;
+}
+
 .alert-success {
     @apply flex items-center gap-2 text-success;
 }