Lower gap between timezones

internal/assets/templates/clock.html

@@ -14,7 +14,7 @@
     </div>
     {{ if gt (len .Timezones) 0 }}
     <hr class="margin-block-10">
-    <ul class="list list-gap-10">
+    <ul class="list list-gap-4">
         {{ range .Timezones }}
         <li class="flex items-center gap-15" data-time-in-zone="{{ .Timezone }}">
             <div class="grow min-width-0">