add dark mode

web/statcard.html

@@ -1,8 +1,10 @@
 {% macro statcard(number, description) %}
 <div
-    class="min-w-64 flex-1 p-4 bg-neutral-100 border border-neutral-300 shadow rounded"
+    class="min-w-64 flex-1 p-4 bg-neutral-100 dark:bg-neutral-800 border border-neutral-300 dark:border-neutral-600 shadow rounded"
 >
     <h1 class="font-bold text-2xl">{{ number }}</h1>
-    <p class="text-neutral-500 whitespace-nowrap">{{ description }}</p>
+    <p class="text-neutral-500 dark:text-neutral-400 whitespace-nowrap">
+        {{ description }}
+    </p>
 </div>
 {% endmacro %}