feat: add ms (temporary)

Author: joaodiaslobo

src/pages/countdown.astro

@@ -35,7 +35,7 @@ const eventEnd = import.meta.env.EVENT_END;
           <h1
             id="countdown"
             data-end={eventEnd}
-            class="text-9xl tracking-wider animate-squiggle uppercase"
+            class="text-9xl font-black tracking-wider animate-squiggle uppercase font-mono"
           >
             --:--:--
           </h1>
@@ -81,11 +81,14 @@ const eventEnd = import.meta.env.EVENT_END;
         2,
         "0",
       );
+      const miliseconds = String(
+        Math.floor((remainingTime % 1000) / 10),
+      ).padStart(2, "0");
 
-      countdownElement.innerText = `${hours}:${minutes}:${seconds}`;
+      countdownElement.innerText = `${hours}:${minutes}:${seconds}.${miliseconds}`;
     }
 
     updateCountdown();
-    const timer = setInterval(updateCountdown, 1000);
+    const timer = setInterval(updateCountdown, 10);
   </script>
 </BaseLayout>