Fix contact tile height stretching

align-items: flex-start lets each tile shrink to its content height
instead of stretching to match the tallest tile (Shop Hours).

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

main-site/style.css

@@ -363,6 +363,7 @@ form{
 .contact-tiles {
   display: flex;
   flex-wrap: wrap;
+  align-items: flex-start;
   gap: 1rem;
   justify-content: center;
   max-width: 820px;