Pad content to footer, better handle carousel

src/layouts/MainLayout.astro

@@ -26,9 +26,9 @@ import MainHead from "@layouts/MainHead.astro";
 <!doctype html>
 <html lang="en">
   <MainHead {title} {subtitle} {description} {image} />
-  <body>
+  <body class="flex min-h-svh flex-col">
     <Navbar {navbarDisplay} />
-    <main>
+    <main class="grow">
       <slot />
     </main>
     <Footer />