fix: make it work with new vite

islands/Counter.tsx

@@ -10,11 +10,8 @@ export default function Counter(props: CounterProps) {
   props.count.value = Math.max(1, props.count.value);
   return (
     <div class="flex items-center px-1 py-2 rounded-xl">
-      <Button
-        class=""
-        onClick={() => props.count.value -= 1}
-      >
-        <TbCircleMinus />
+      <Button onClick={() => props.count.value -= 1}>
+        <TbCircleMinus class="h-6 w-6" />
       </Button>
       <input
         class="text-3xl bg-transparent inline text-center -mx-4"
@@ -27,7 +24,7 @@ export default function Counter(props: CounterProps) {
         }}
       />
       <Button onClick={() => props.count.value += 1}>
-        <TbCirclePlus />
+        <TbCirclePlus class="h-6 w-6" />
       </Button>
     </div>
   );