css fix

src/components/Details.svelte

@@ -21,6 +21,15 @@
   onMount(fetchData);
 </script>
 
-<div>
+<div class="body">
   <DeviceDetails {deviceLog} />
 </div>
+
+<style>
+  .body {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    flex-direction: column;
+  }
+</style>